stackNode) {
+ @NsUri String ns = stackNode.ns;
+ return ("http://www.w3.org/1999/xhtml" == ns)
+ || (stackNode.isHtmlIntegrationPoint())
+ || (("http://www.w3.org/1998/Math/MathML" == ns) && (stackNode.getGroup() == MI_MO_MN_MS_MTEXT));
+ }
+
+ /**
+ *
+ *
+ * C++ memory note: The return value must be released.
+ *
+ * @return
+ * @throws SAXException
+ * @throws StopSniffingException
+ */
+ public static String extractCharsetFromContent(String attributeValue) {
+ // This is a bit ugly. Converting the string to char array in order to
+ // make the portability layer smaller.
+ int charsetState = CHARSET_INITIAL;
+ int start = -1;
+ int end = -1;
+ @Auto char[] buffer = Portability.newCharArrayFromString(attributeValue);
+
+ charsetloop: for (int i = 0; i < buffer.length; i++) {
+ char c = buffer[i];
+ switch (charsetState) {
+ case CHARSET_INITIAL:
+ switch (c) {
+ case 'c':
+ case 'C':
+ charsetState = CHARSET_C;
+ continue;
+ default:
+ continue;
+ }
+ case CHARSET_C:
+ switch (c) {
+ case 'h':
+ case 'H':
+ charsetState = CHARSET_H;
+ continue;
+ default:
+ charsetState = CHARSET_INITIAL;
+ continue;
+ }
+ case CHARSET_H:
+ switch (c) {
+ case 'a':
+ case 'A':
+ charsetState = CHARSET_A;
+ continue;
+ default:
+ charsetState = CHARSET_INITIAL;
+ continue;
+ }
+ case CHARSET_A:
+ switch (c) {
+ case 'r':
+ case 'R':
+ charsetState = CHARSET_R;
+ continue;
+ default:
+ charsetState = CHARSET_INITIAL;
+ continue;
+ }
+ case CHARSET_R:
+ switch (c) {
+ case 's':
+ case 'S':
+ charsetState = CHARSET_S;
+ continue;
+ default:
+ charsetState = CHARSET_INITIAL;
+ continue;
+ }
+ case CHARSET_S:
+ switch (c) {
+ case 'e':
+ case 'E':
+ charsetState = CHARSET_E;
+ continue;
+ default:
+ charsetState = CHARSET_INITIAL;
+ continue;
+ }
+ case CHARSET_E:
+ switch (c) {
+ case 't':
+ case 'T':
+ charsetState = CHARSET_T;
+ continue;
+ default:
+ charsetState = CHARSET_INITIAL;
+ continue;
+ }
+ case CHARSET_T:
+ switch (c) {
+ case '\t':
+ case '\n':
+ case '\u000C':
+ case '\r':
+ case ' ':
+ continue;
+ case '=':
+ charsetState = CHARSET_EQUALS;
+ continue;
+ default:
+ return null;
+ }
+ case CHARSET_EQUALS:
+ switch (c) {
+ case '\t':
+ case '\n':
+ case '\u000C':
+ case '\r':
+ case ' ':
+ continue;
+ case '\'':
+ start = i + 1;
+ charsetState = CHARSET_SINGLE_QUOTED;
+ continue;
+ case '\"':
+ start = i + 1;
+ charsetState = CHARSET_DOUBLE_QUOTED;
+ continue;
+ default:
+ start = i;
+ charsetState = CHARSET_UNQUOTED;
+ continue;
+ }
+ case CHARSET_SINGLE_QUOTED:
+ switch (c) {
+ case '\'':
+ end = i;
+ break charsetloop;
+ default:
+ continue;
+ }
+ case CHARSET_DOUBLE_QUOTED:
+ switch (c) {
+ case '\"':
+ end = i;
+ break charsetloop;
+ default:
+ continue;
+ }
+ case CHARSET_UNQUOTED:
+ switch (c) {
+ case '\t':
+ case '\n':
+ case '\u000C':
+ case '\r':
+ case ' ':
+ case ';':
+ end = i;
+ break charsetloop;
+ default:
+ continue;
+ }
+ }
+ }
+ String charset = null;
+ if (start != -1) {
+ if (end == -1) {
+ end = buffer.length;
+ }
+ charset = Portability.newStringFromBuffer(buffer, start, end
+ - start);
+ }
+ return charset;
+ }
+
+ private void checkMetaCharset(HtmlAttributes attributes)
+ throws SAXException {
+ String charset = attributes.getValue(AttributeName.CHARSET);
+ if (charset != null) {
+ if (tokenizer.internalEncodingDeclaration(charset)) {
+ requestSuspension();
+ return;
+ }
+ return;
+ }
+ if (!Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "content-type",
+ attributes.getValue(AttributeName.HTTP_EQUIV))) {
+ return;
+ }
+ String content = attributes.getValue(AttributeName.CONTENT);
+ if (content != null) {
+ String extract = TreeBuilder.extractCharsetFromContent(content);
+ // remember not to return early without releasing the string
+ if (extract != null) {
+ if (tokenizer.internalEncodingDeclaration(extract)) {
+ requestSuspension();
+ }
+ }
+ Portability.releaseString(extract);
+ }
+ }
+
+ public final void endTag(ElementName elementName) throws SAXException {
+ flushCharacters();
+ needToDropLF = false;
+ int eltPos;
+ int group = elementName.getGroup();
+ @Local String name = elementName.name;
+ endtagloop: for (;;) {
+ if (isInForeign()) {
+ if (stack[currentPtr].name != name) {
+ errEndTagDidNotMatchCurrentOpenElement(name, stack[currentPtr].popName);
+ }
+ eltPos = currentPtr;
+ for (;;) {
+ if (stack[eltPos].name == name) {
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ break endtagloop;
+ }
+ if (stack[--eltPos].ns == "http://www.w3.org/1999/xhtml") {
+ break;
+ }
+ }
+ }
+ switch (mode) {
+ case IN_TEMPLATE:
+ switch (group) {
+ case TEMPLATE:
+ // fall through to IN_HEAD
+ break;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case IN_ROW:
+ switch (group) {
+ case TR:
+ eltPos = findLastOrRoot(TreeBuilder.TR);
+ if (eltPos == 0) {
+ assert fragment || isTemplateContents();
+ errNoTableRowToClose();
+ break endtagloop;
+ }
+ clearStackBackTo(eltPos);
+ pop();
+ mode = IN_TABLE_BODY;
+ break endtagloop;
+ case TABLE:
+ eltPos = findLastOrRoot(TreeBuilder.TR);
+ if (eltPos == 0) {
+ assert fragment || isTemplateContents();
+ errNoTableRowToClose();
+ break endtagloop;
+ }
+ clearStackBackTo(eltPos);
+ pop();
+ mode = IN_TABLE_BODY;
+ continue;
+ case TBODY_OR_THEAD_OR_TFOOT:
+ if (findLastInTableScope(name) == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ eltPos = findLastOrRoot(TreeBuilder.TR);
+ if (eltPos == 0) {
+ assert fragment || isTemplateContents();
+ errNoTableRowToClose();
+ break endtagloop;
+ }
+ clearStackBackTo(eltPos);
+ pop();
+ mode = IN_TABLE_BODY;
+ continue;
+ case BODY:
+ case CAPTION:
+ case COL:
+ case COLGROUP:
+ case HTML:
+ case TD_OR_TH:
+ errStrayEndTag(name);
+ break endtagloop;
+ default:
+ // fall through to IN_TABLE
+ }
+ case IN_TABLE_BODY:
+ switch (group) {
+ case TBODY_OR_THEAD_OR_TFOOT:
+ eltPos = findLastOrRoot(name);
+ if (eltPos == 0) {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ clearStackBackTo(eltPos);
+ pop();
+ mode = IN_TABLE;
+ break endtagloop;
+ case TABLE:
+ eltPos = findLastInTableScopeOrRootTemplateTbodyTheadTfoot();
+ if (eltPos == 0 || stack[eltPos].getGroup() == TEMPLATE) {
+ assert fragment || isTemplateContents();
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ clearStackBackTo(eltPos);
+ pop();
+ mode = IN_TABLE;
+ continue;
+ case BODY:
+ case CAPTION:
+ case COL:
+ case COLGROUP:
+ case HTML:
+ case TD_OR_TH:
+ case TR:
+ errStrayEndTag(name);
+ break endtagloop;
+ default:
+ // fall through to IN_TABLE
+ }
+ case IN_TABLE:
+ switch (group) {
+ case TABLE:
+ eltPos = findLast("table");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ assert fragment || isTemplateContents();
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ resetTheInsertionMode();
+ break endtagloop;
+ case BODY:
+ case CAPTION:
+ case COL:
+ case COLGROUP:
+ case HTML:
+ case TBODY_OR_THEAD_OR_TFOOT:
+ case TD_OR_TH:
+ case TR:
+ errStrayEndTag(name);
+ break endtagloop;
+ case TEMPLATE:
+ // fall through to IN_HEAD
+ break;
+ default:
+ errStrayEndTag(name);
+ // fall through to IN_BODY
+ }
+ case IN_CAPTION:
+ switch (group) {
+ case CAPTION:
+ eltPos = findLastInTableScope("caption");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ break endtagloop;
+ }
+ generateImpliedEndTags();
+ if (errorHandler != null && currentPtr != eltPos) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ clearTheListOfActiveFormattingElementsUpToTheLastMarker();
+ mode = IN_TABLE;
+ break endtagloop;
+ case TABLE:
+ errTableClosedWhileCaptionOpen();
+ eltPos = findLastInTableScope("caption");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ break endtagloop;
+ }
+ generateImpliedEndTags();
+ if (errorHandler != null && currentPtr != eltPos) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ clearTheListOfActiveFormattingElementsUpToTheLastMarker();
+ mode = IN_TABLE;
+ continue;
+ case BODY:
+ case COL:
+ case COLGROUP:
+ case HTML:
+ case TBODY_OR_THEAD_OR_TFOOT:
+ case TD_OR_TH:
+ case TR:
+ errStrayEndTag(name);
+ break endtagloop;
+ default:
+ // fall through to IN_BODY
+ }
+ case IN_CELL:
+ switch (group) {
+ case TD_OR_TH:
+ eltPos = findLastInTableScope(name);
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ generateImpliedEndTags();
+ if (errorHandler != null && !isCurrent(name)) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ clearTheListOfActiveFormattingElementsUpToTheLastMarker();
+ mode = IN_ROW;
+ break endtagloop;
+ case TABLE:
+ case TBODY_OR_THEAD_OR_TFOOT:
+ case TR:
+ if (findLastInTableScope(name) == TreeBuilder.NOT_FOUND_ON_STACK) {
+ assert name == "tbody" || name == "tfoot" || name == "thead" || fragment || isTemplateContents();
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ closeTheCell(findLastInTableScopeTdTh());
+ continue;
+ case BODY:
+ case CAPTION:
+ case COL:
+ case COLGROUP:
+ case HTML:
+ errStrayEndTag(name);
+ break endtagloop;
+ default:
+ // fall through to IN_BODY
+ }
+ case FRAMESET_OK:
+ case IN_BODY:
+ switch (group) {
+ case BODY:
+ if (!isSecondOnStackBody()) {
+ assert fragment || isTemplateContents();
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ assert currentPtr >= 1;
+ if (errorHandler != null) {
+ uncloseloop1: for (int i = 2; i <= currentPtr; i++) {
+ switch (stack[i].getGroup()) {
+ case DD_OR_DT:
+ case LI:
+ case OPTGROUP:
+ case OPTION: // is this possible?
+ case P:
+ case RT_OR_RP:
+ case TD_OR_TH:
+ case TBODY_OR_THEAD_OR_TFOOT:
+ break;
+ default:
+ errEndWithUnclosedElements(name);
+ break uncloseloop1;
+ }
+ }
+ }
+ mode = AFTER_BODY;
+ break endtagloop;
+ case HTML:
+ if (!isSecondOnStackBody()) {
+ assert fragment || isTemplateContents();
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ if (errorHandler != null) {
+ uncloseloop2: for (int i = 0; i <= currentPtr; i++) {
+ switch (stack[i].getGroup()) {
+ case DD_OR_DT:
+ case LI:
+ case P:
+ case TBODY_OR_THEAD_OR_TFOOT:
+ case TD_OR_TH:
+ case BODY:
+ case HTML:
+ break;
+ default:
+ errEndWithUnclosedElements(name);
+ break uncloseloop2;
+ }
+ }
+ }
+ mode = AFTER_BODY;
+ continue;
+ case DIV_OR_BLOCKQUOTE_OR_CENTER_OR_MENU:
+ case UL_OR_OL_OR_DL:
+ case PRE_OR_LISTING:
+ case FIELDSET:
+ case BUTTON:
+ case ADDRESS_OR_ARTICLE_OR_ASIDE_OR_DETAILS_OR_DIR_OR_FIGCAPTION_OR_FIGURE_OR_FOOTER_OR_HEADER_OR_HGROUP_OR_MAIN_OR_NAV_OR_SECTION_OR_SUMMARY:
+ eltPos = findLastInScope(name);
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag(name);
+ } else {
+ generateImpliedEndTags();
+ if (errorHandler != null && !isCurrent(name)) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ }
+ break endtagloop;
+ case FORM:
+ if (!isTemplateContents()) {
+ if (formPointer == null) {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ formPointer = null;
+ eltPos = findLastInScope(name);
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ generateImpliedEndTags();
+ if (errorHandler != null && !isCurrent(name)) {
+ errUnclosedElements(eltPos, name);
+ }
+ removeFromStack(eltPos);
+ break endtagloop;
+ } else {
+ eltPos = findLastInScope(name);
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ generateImpliedEndTags();
+ if (errorHandler != null && !isCurrent(name)) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ break endtagloop;
+ }
+ case P:
+ eltPos = findLastInButtonScope("p");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errNoElementToCloseButEndTagSeen("p");
+ // XXX Can the 'in foreign' case happen anymore?
+ if (isInForeign()) {
+ errHtmlStartTagInForeignContext(name);
+ while (stack[currentPtr].ns != "http://www.w3.org/1999/xhtml") {
+ pop();
+ }
+ }
+ appendVoidElementToCurrentMayFoster(
+ elementName,
+ HtmlAttributes.EMPTY_ATTRIBUTES);
+ break endtagloop;
+ }
+ generateImpliedEndTagsExceptFor("p");
+ assert eltPos != TreeBuilder.NOT_FOUND_ON_STACK;
+ if (errorHandler != null && eltPos != currentPtr) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ break endtagloop;
+ case LI:
+ eltPos = findLastInListScope(name);
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errNoElementToCloseButEndTagSeen(name);
+ } else {
+ generateImpliedEndTagsExceptFor(name);
+ if (errorHandler != null
+ && eltPos != currentPtr) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ }
+ break endtagloop;
+ case DD_OR_DT:
+ eltPos = findLastInScope(name);
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errNoElementToCloseButEndTagSeen(name);
+ } else {
+ generateImpliedEndTagsExceptFor(name);
+ if (errorHandler != null
+ && eltPos != currentPtr) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ }
+ break endtagloop;
+ case H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6:
+ eltPos = findLastInScopeHn();
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag(name);
+ } else {
+ generateImpliedEndTags();
+ if (errorHandler != null && !isCurrent(name)) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ }
+ break endtagloop;
+ case OBJECT:
+ case MARQUEE_OR_APPLET:
+ eltPos = findLastInScope(name);
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag(name);
+ } else {
+ generateImpliedEndTags();
+ if (errorHandler != null && !isCurrent(name)) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ clearTheListOfActiveFormattingElementsUpToTheLastMarker();
+ }
+ break endtagloop;
+ case BR:
+ errEndTagBr();
+ if (isInForeign()) {
+ errHtmlStartTagInForeignContext(name);
+ while (stack[currentPtr].ns != "http://www.w3.org/1999/xhtml") {
+ pop();
+ }
+ }
+ reconstructTheActiveFormattingElements();
+ appendVoidElementToCurrentMayFoster(
+ elementName,
+ HtmlAttributes.EMPTY_ATTRIBUTES);
+ break endtagloop;
+ case TEMPLATE:
+ // fall through to IN_HEAD;
+ break;
+ case AREA_OR_WBR:
+ // CPPONLY: case MENUITEM:
+ case PARAM_OR_SOURCE_OR_TRACK:
+ case EMBED:
+ case IMG:
+ case IMAGE:
+ case INPUT:
+ case KEYGEN: // XXX??
+ case HR:
+ case ISINDEX:
+ case IFRAME:
+ case NOEMBED: // XXX???
+ case NOFRAMES: // XXX??
+ case SELECT:
+ case TABLE:
+ case TEXTAREA: // XXX??
+ errStrayEndTag(name);
+ break endtagloop;
+ case NOSCRIPT:
+ if (scriptingEnabled) {
+ errStrayEndTag(name);
+ break endtagloop;
+ } else {
+ // fall through
+ }
+ case A:
+ case B_OR_BIG_OR_CODE_OR_EM_OR_I_OR_S_OR_SMALL_OR_STRIKE_OR_STRONG_OR_TT_OR_U:
+ case FONT:
+ case NOBR:
+ if (adoptionAgencyEndTag(name)) {
+ break endtagloop;
+ }
+ // else handle like any other tag
+ default:
+ if (isCurrent(name)) {
+ pop();
+ break endtagloop;
+ }
+
+ eltPos = currentPtr;
+ for (;;) {
+ StackNode node = stack[eltPos];
+ if (node.ns == "http://www.w3.org/1999/xhtml" && node.name == name) {
+ generateImpliedEndTags();
+ if (errorHandler != null
+ && !isCurrent(name)) {
+ errUnclosedElements(eltPos, name);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ break endtagloop;
+ } else if (node.isSpecial()) {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ eltPos--;
+ }
+ }
+ case IN_HEAD:
+ switch (group) {
+ case HEAD:
+ pop();
+ mode = AFTER_HEAD;
+ break endtagloop;
+ case BR:
+ case HTML:
+ case BODY:
+ pop();
+ mode = AFTER_HEAD;
+ continue;
+ case TEMPLATE:
+ endTagTemplateInHead();
+ break endtagloop;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case IN_HEAD_NOSCRIPT:
+ switch (group) {
+ case NOSCRIPT:
+ pop();
+ mode = IN_HEAD;
+ break endtagloop;
+ case BR:
+ errStrayEndTag(name);
+ pop();
+ mode = IN_HEAD;
+ continue;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case IN_COLUMN_GROUP:
+ switch (group) {
+ case COLGROUP:
+ if (currentPtr == 0 || stack[currentPtr].getGroup() ==
+ TreeBuilder.TEMPLATE) {
+ assert fragment || isTemplateContents();
+ errGarbageInColgroup();
+ break endtagloop;
+ }
+ pop();
+ mode = IN_TABLE;
+ break endtagloop;
+ case COL:
+ errStrayEndTag(name);
+ break endtagloop;
+ case TEMPLATE:
+ endTagTemplateInHead();
+ break endtagloop;
+ default:
+ if (currentPtr == 0 || stack[currentPtr].getGroup() ==
+ TreeBuilder.TEMPLATE) {
+ assert fragment || isTemplateContents();
+ errGarbageInColgroup();
+ break endtagloop;
+ }
+ pop();
+ mode = IN_TABLE;
+ continue;
+ }
+ case IN_SELECT_IN_TABLE:
+ switch (group) {
+ case CAPTION:
+ case TABLE:
+ case TBODY_OR_THEAD_OR_TFOOT:
+ case TR:
+ case TD_OR_TH:
+ errEndTagSeenWithSelectOpen(name);
+ if (findLastInTableScope(name) != TreeBuilder.NOT_FOUND_ON_STACK) {
+ eltPos = findLastInTableScope("select");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ assert fragment;
+ break endtagloop; // http://www.w3.org/Bugs/Public/show_bug.cgi?id=8375
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ resetTheInsertionMode();
+ continue;
+ } else {
+ break endtagloop;
+ }
+ default:
+ // fall through to IN_SELECT
+ }
+ case IN_SELECT:
+ switch (group) {
+ case OPTION:
+ if (isCurrent("option")) {
+ pop();
+ break endtagloop;
+ } else {
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case OPTGROUP:
+ if (isCurrent("option")
+ && "optgroup" == stack[currentPtr - 1].name) {
+ pop();
+ }
+ if (isCurrent("optgroup")) {
+ pop();
+ } else {
+ errStrayEndTag(name);
+ }
+ break endtagloop;
+ case SELECT:
+ eltPos = findLastInTableScope("select");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ assert fragment;
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ resetTheInsertionMode();
+ break endtagloop;
+ case TEMPLATE:
+ endTagTemplateInHead();
+ break endtagloop;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case AFTER_BODY:
+ switch (group) {
+ case HTML:
+ if (fragment) {
+ errStrayEndTag(name);
+ break endtagloop;
+ } else {
+ mode = AFTER_AFTER_BODY;
+ break endtagloop;
+ }
+ default:
+ errEndTagAfterBody();
+ mode = framesetOk ? FRAMESET_OK : IN_BODY;
+ continue;
+ }
+ case IN_FRAMESET:
+ switch (group) {
+ case FRAMESET:
+ if (currentPtr == 0) {
+ assert fragment;
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ pop();
+ if ((!fragment) && !isCurrent("frameset")) {
+ mode = AFTER_FRAMESET;
+ }
+ break endtagloop;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case AFTER_FRAMESET:
+ switch (group) {
+ case HTML:
+ mode = AFTER_AFTER_FRAMESET;
+ break endtagloop;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case INITIAL:
+ /*
+ * Parse error.
+ */
+ // [NOCPP[
+ switch (doctypeExpectation) {
+ case AUTO:
+ err("End tag seen without seeing a doctype first. Expected e.g. \u201C\u201D.");
+ break;
+ case HTML:
+ // ]NOCPP]
+ errEndTagSeenWithoutDoctype();
+ // [NOCPP[
+ break;
+ case HTML401_STRICT:
+ err("End tag seen without seeing a doctype first. Expected \u201C\u201D.");
+ break;
+ case HTML401_TRANSITIONAL:
+ err("End tag seen without seeing a doctype first. Expected \u201C\u201D.");
+ break;
+ case NO_DOCTYPE_ERRORS:
+ }
+ // ]NOCPP]
+ /*
+ *
+ * Set the document to quirks mode.
+ */
+ documentModeInternal(DocumentMode.QUIRKS_MODE, null, null,
+ false);
+ /*
+ * Then, switch to the root element mode of the tree
+ * construction stage
+ */
+ mode = BEFORE_HTML;
+ /*
+ * and reprocess the current token.
+ */
+ continue;
+ case BEFORE_HTML:
+ switch (group) {
+ case HEAD:
+ case BR:
+ case HTML:
+ case BODY:
+ /*
+ * Create an HTMLElement node with the tag name
+ * html, in the HTML namespace. Append it to the
+ * Document object.
+ */
+ appendHtmlElementToDocumentAndPush();
+ /* Switch to the main mode */
+ mode = BEFORE_HEAD;
+ /*
+ * reprocess the current token.
+ */
+ continue;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case BEFORE_HEAD:
+ switch (group) {
+ case HEAD:
+ case BR:
+ case HTML:
+ case BODY:
+ appendToCurrentNodeAndPushHeadElement(HtmlAttributes.EMPTY_ATTRIBUTES);
+ mode = IN_HEAD;
+ continue;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case AFTER_HEAD:
+ switch (group) {
+ case TEMPLATE:
+ endTagTemplateInHead();
+ break endtagloop;
+ case HTML:
+ case BODY:
+ case BR:
+ appendToCurrentNodeAndPushBodyElement();
+ mode = FRAMESET_OK;
+ continue;
+ default:
+ errStrayEndTag(name);
+ break endtagloop;
+ }
+ case AFTER_AFTER_BODY:
+ errStrayEndTag(name);
+ mode = framesetOk ? FRAMESET_OK : IN_BODY;
+ continue;
+ case AFTER_AFTER_FRAMESET:
+ errStrayEndTag(name);
+ break endtagloop;
+ case TEXT:
+ // XXX need to manage insertion point here
+ pop();
+ if (originalMode == AFTER_HEAD) {
+ silentPop();
+ }
+ mode = originalMode;
+ break endtagloop;
+ }
+ } // endtagloop
+ }
+
+ private void endTagTemplateInHead() throws SAXException {
+ int eltPos = findLast("template");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ errStrayEndTag("template");
+ return;
+ }
+ generateImpliedEndTags();
+ if (errorHandler != null && !isCurrent("template")) {
+ errUnclosedElements(eltPos, "template");
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ clearTheListOfActiveFormattingElementsUpToTheLastMarker();
+ popTemplateMode();
+ resetTheInsertionMode();
+ }
+
+ private int findLastInTableScopeOrRootTemplateTbodyTheadTfoot() {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].getGroup() == TreeBuilder.TBODY_OR_THEAD_OR_TFOOT ||
+ stack[i].getGroup() == TreeBuilder.TEMPLATE) {
+ return i;
+ }
+ }
+ return 0;
+ }
+
+ private int findLast(@Local String name) {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].ns == "http://www.w3.org/1999/xhtml" && stack[i].name == name) {
+ return i;
+ }
+ }
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+
+ private int findLastInTableScope(@Local String name) {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].ns == "http://www.w3.org/1999/xhtml") {
+ if (stack[i].name == name) {
+ return i;
+ } else if (stack[i].name == "table" || stack[i].name == "template") {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+ }
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+
+ private int findLastInButtonScope(@Local String name) {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].ns == "http://www.w3.org/1999/xhtml") {
+ if (stack[i].name == name) {
+ return i;
+ } else if (stack[i].name == "button") {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+
+ if (stack[i].isScoping()) {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+
+ private int findLastInScope(@Local String name) {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].ns == "http://www.w3.org/1999/xhtml" && stack[i].name == name) {
+ return i;
+ } else if (stack[i].isScoping()) {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+
+ private int findLastInListScope(@Local String name) {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].ns == "http://www.w3.org/1999/xhtml") {
+ if (stack[i].name == name) {
+ return i;
+ } else if (stack[i].name == "ul" || stack[i].name == "ol") {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+
+ if (stack[i].isScoping()) {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+
+ private int findLastInScopeHn() {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].getGroup() == TreeBuilder.H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6) {
+ return i;
+ } else if (stack[i].isScoping()) {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+
+ private void generateImpliedEndTagsExceptFor(@Local String name)
+ throws SAXException {
+ for (;;) {
+ StackNode node = stack[currentPtr];
+ switch (node.getGroup()) {
+ case P:
+ case LI:
+ case DD_OR_DT:
+ case OPTION:
+ case OPTGROUP:
+ case RT_OR_RP:
+ if (node.ns == "http://www.w3.org/1999/xhtml" && node.name == name) {
+ return;
+ }
+ pop();
+ continue;
+ default:
+ return;
+ }
+ }
+ }
+
+ private void generateImpliedEndTags() throws SAXException {
+ for (;;) {
+ switch (stack[currentPtr].getGroup()) {
+ case P:
+ case LI:
+ case DD_OR_DT:
+ case OPTION:
+ case OPTGROUP:
+ case RT_OR_RP:
+ pop();
+ continue;
+ default:
+ return;
+ }
+ }
+ }
+
+ private boolean isSecondOnStackBody() {
+ return currentPtr >= 1 && stack[1].getGroup() == TreeBuilder.BODY;
+ }
+
+ private void documentModeInternal(DocumentMode m, String publicIdentifier,
+ String systemIdentifier, boolean html4SpecificAdditionalErrorChecks)
+ throws SAXException {
+
+ if (isSrcdocDocument) {
+ // Srcdoc documents are always rendered in standards mode.
+ quirks = false;
+ if (documentModeHandler != null) {
+ documentModeHandler.documentMode(
+ DocumentMode.STANDARDS_MODE
+ // [NOCPP[
+ , null, null, false
+ // ]NOCPP]
+ );
+ }
+ return;
+ }
+
+ quirks = (m == DocumentMode.QUIRKS_MODE);
+ if (documentModeHandler != null) {
+ documentModeHandler.documentMode(
+ m
+ // [NOCPP[
+ , publicIdentifier, systemIdentifier,
+ html4SpecificAdditionalErrorChecks
+ // ]NOCPP]
+ );
+ }
+ // [NOCPP[
+ documentMode(m, publicIdentifier, systemIdentifier,
+ html4SpecificAdditionalErrorChecks);
+ // ]NOCPP]
+ }
+
+ private boolean isAlmostStandards(String publicIdentifier,
+ String systemIdentifier) {
+ if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-//w3c//dtd xhtml 1.0 transitional//en", publicIdentifier)) {
+ return true;
+ }
+ if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-//w3c//dtd xhtml 1.0 frameset//en", publicIdentifier)) {
+ return true;
+ }
+ if (systemIdentifier != null) {
+ if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-//w3c//dtd html 4.01 transitional//en", publicIdentifier)) {
+ return true;
+ }
+ if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-//w3c//dtd html 4.01 frameset//en", publicIdentifier)) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ private boolean isQuirky(@Local String name, String publicIdentifier,
+ String systemIdentifier, boolean forceQuirks) {
+ if (forceQuirks) {
+ return true;
+ }
+ if (name != HTML_LOCAL) {
+ return true;
+ }
+ if (publicIdentifier != null) {
+ for (int i = 0; i < TreeBuilder.QUIRKY_PUBLIC_IDS.length; i++) {
+ if (Portability.lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
+ TreeBuilder.QUIRKY_PUBLIC_IDS[i], publicIdentifier)) {
+ return true;
+ }
+ }
+ if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-//w3o//dtd w3 html strict 3.0//en//", publicIdentifier)
+ || Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-/w3c/dtd html 4.0 transitional/en",
+ publicIdentifier)
+ || Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "html", publicIdentifier)) {
+ return true;
+ }
+ }
+ if (systemIdentifier == null) {
+ if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-//w3c//dtd html 4.01 transitional//en", publicIdentifier)) {
+ return true;
+ } else if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "-//w3c//dtd html 4.01 frameset//en", publicIdentifier)) {
+ return true;
+ }
+ } else if (Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd",
+ systemIdentifier)) {
+ return true;
+ }
+ return false;
+ }
+
+ private void closeTheCell(int eltPos) throws SAXException {
+ generateImpliedEndTags();
+ if (errorHandler != null && eltPos != currentPtr) {
+ errUnclosedElementsCell(eltPos);
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ clearTheListOfActiveFormattingElementsUpToTheLastMarker();
+ mode = IN_ROW;
+ return;
+ }
+
+ private int findLastInTableScopeTdTh() {
+ for (int i = currentPtr; i > 0; i--) {
+ @Local String name = stack[i].name;
+ if (stack[i].ns == "http://www.w3.org/1999/xhtml") {
+ if ("td" == name || "th" == name) {
+ return i;
+ } else if (name == "table" || name == "template") {
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+ }
+ }
+ return TreeBuilder.NOT_FOUND_ON_STACK;
+ }
+
+ private void clearStackBackTo(int eltPos) throws SAXException {
+ int eltGroup = stack[eltPos].getGroup();
+ while (currentPtr > eltPos) { // > not >= intentional
+ if (stack[currentPtr].ns == "http://www.w3.org/1999/xhtml"
+ && stack[currentPtr].getGroup() == TEMPLATE
+ && (eltGroup == TABLE || eltGroup == TBODY_OR_THEAD_OR_TFOOT|| eltGroup == TR || eltGroup == HTML)) {
+ return;
+ }
+ pop();
+ }
+ }
+
+ private void resetTheInsertionMode() {
+ StackNode node;
+ @Local String name;
+ @NsUri String ns;
+ for (int i = currentPtr; i >= 0; i--) {
+ node = stack[i];
+ name = node.name;
+ ns = node.ns;
+ if (i == 0) {
+ if (!(contextNamespace == "http://www.w3.org/1999/xhtml" && (contextName == "td" || contextName == "th"))) {
+ if (fragment) {
+ // Make sure we are parsing a fragment otherwise the context element doesn't make sense.
+ name = contextName;
+ ns = contextNamespace;
+ }
+ } else {
+ mode = framesetOk ? FRAMESET_OK : IN_BODY; // XXX from Hixie's email
+ return;
+ }
+ }
+ if ("select" == name) {
+ int ancestorIndex = i;
+ while (ancestorIndex > 0) {
+ StackNode ancestor = stack[ancestorIndex--];
+ if ("http://www.w3.org/1999/xhtml" == ancestor.ns) {
+ if ("template" == ancestor.name) {
+ break;
+ }
+ if ("table" == ancestor.name) {
+ mode = IN_SELECT_IN_TABLE;
+ return;
+ }
+ }
+ }
+ mode = IN_SELECT;
+ return;
+ } else if ("td" == name || "th" == name) {
+ mode = IN_CELL;
+ return;
+ } else if ("tr" == name) {
+ mode = IN_ROW;
+ return;
+ } else if ("tbody" == name || "thead" == name || "tfoot" == name) {
+ mode = IN_TABLE_BODY;
+ return;
+ } else if ("caption" == name) {
+ mode = IN_CAPTION;
+ return;
+ } else if ("colgroup" == name) {
+ mode = IN_COLUMN_GROUP;
+ return;
+ } else if ("table" == name) {
+ mode = IN_TABLE;
+ return;
+ } else if ("http://www.w3.org/1999/xhtml" != ns) {
+ mode = framesetOk ? FRAMESET_OK : IN_BODY;
+ return;
+ } else if ("template" == name) {
+ assert templateModePtr >= 0;
+ mode = templateModeStack[templateModePtr];
+ return;
+ } else if ("head" == name) {
+ if (name == contextName) {
+ mode = framesetOk ? FRAMESET_OK : IN_BODY; // really
+ } else {
+ mode = IN_HEAD;
+ }
+ return;
+ } else if ("body" == name) {
+ mode = framesetOk ? FRAMESET_OK : IN_BODY;
+ return;
+ } else if ("frameset" == name) {
+ // TODO: Fragment case. Add error reporting.
+ mode = IN_FRAMESET;
+ return;
+ } else if ("html" == name) {
+ if (headPointer == null) {
+ // TODO: Fragment case. Add error reporting.
+ mode = BEFORE_HEAD;
+ } else {
+ mode = AFTER_HEAD;
+ }
+ return;
+ } else if (i == 0) {
+ mode = framesetOk ? FRAMESET_OK : IN_BODY;
+ return;
+ }
+ }
+ }
+
+ /**
+ * @throws SAXException
+ *
+ */
+ private void implicitlyCloseP() throws SAXException {
+ int eltPos = findLastInButtonScope("p");
+ if (eltPos == TreeBuilder.NOT_FOUND_ON_STACK) {
+ return;
+ }
+ generateImpliedEndTagsExceptFor("p");
+ if (errorHandler != null && eltPos != currentPtr) {
+ errUnclosedElementsImplied(eltPos, "p");
+ }
+ while (currentPtr >= eltPos) {
+ pop();
+ }
+ }
+
+ private boolean debugOnlyClearLastStackSlot() {
+ stack[currentPtr] = null;
+ return true;
+ }
+
+ private boolean debugOnlyClearLastListSlot() {
+ listOfActiveFormattingElements[listPtr] = null;
+ return true;
+ }
+
+ private void pushTemplateMode(int mode) {
+ templateModePtr++;
+ if (templateModePtr == templateModeStack.length) {
+ int[] newStack = new int[templateModeStack.length + 64];
+ System.arraycopy(templateModeStack, 0, newStack, 0, templateModeStack.length);
+ templateModeStack = newStack;
+ }
+ templateModeStack[templateModePtr] = mode;
+ }
+
+ @SuppressWarnings("unchecked") private void push(StackNode node) throws SAXException {
+ currentPtr++;
+ if (currentPtr == stack.length) {
+ StackNode[] newStack = new StackNode[stack.length + 64];
+ System.arraycopy(stack, 0, newStack, 0, stack.length);
+ stack = newStack;
+ }
+ stack[currentPtr] = node;
+ elementPushed(node.ns, node.popName, node.node);
+ }
+
+ @SuppressWarnings("unchecked") private void silentPush(StackNode node) throws SAXException {
+ currentPtr++;
+ if (currentPtr == stack.length) {
+ StackNode[] newStack = new StackNode[stack.length + 64];
+ System.arraycopy(stack, 0, newStack, 0, stack.length);
+ stack = newStack;
+ }
+ stack[currentPtr] = node;
+ }
+
+ @SuppressWarnings("unchecked") private void append(StackNode node) {
+ listPtr++;
+ if (listPtr == listOfActiveFormattingElements.length) {
+ StackNode[] newList = new StackNode[listOfActiveFormattingElements.length + 64];
+ System.arraycopy(listOfActiveFormattingElements, 0, newList, 0,
+ listOfActiveFormattingElements.length);
+ listOfActiveFormattingElements = newList;
+ }
+ listOfActiveFormattingElements[listPtr] = node;
+ }
+
+ @Inline private void insertMarker() {
+ append(null);
+ }
+
+ private void clearTheListOfActiveFormattingElementsUpToTheLastMarker() {
+ while (listPtr > -1) {
+ if (listOfActiveFormattingElements[listPtr] == null) {
+ --listPtr;
+ return;
+ }
+ listOfActiveFormattingElements[listPtr].release();
+ --listPtr;
+ }
+ }
+
+ @Inline private boolean isCurrent(@Local String name) {
+ return stack[currentPtr].ns == "http://www.w3.org/1999/xhtml" &&
+ name == stack[currentPtr].name;
+ }
+
+ private void removeFromStack(int pos) throws SAXException {
+ if (currentPtr == pos) {
+ pop();
+ } else {
+ fatal();
+ stack[pos].release();
+ System.arraycopy(stack, pos + 1, stack, pos, currentPtr - pos);
+ assert debugOnlyClearLastStackSlot();
+ currentPtr--;
+ }
+ }
+
+ private void removeFromStack(StackNode node) throws SAXException {
+ if (stack[currentPtr] == node) {
+ pop();
+ } else {
+ int pos = currentPtr - 1;
+ while (pos >= 0 && stack[pos] != node) {
+ pos--;
+ }
+ if (pos == -1) {
+ // dead code?
+ return;
+ }
+ fatal();
+ node.release();
+ System.arraycopy(stack, pos + 1, stack, pos, currentPtr - pos);
+ currentPtr--;
+ }
+ }
+
+ private void removeFromListOfActiveFormattingElements(int pos) {
+ assert listOfActiveFormattingElements[pos] != null;
+ listOfActiveFormattingElements[pos].release();
+ if (pos == listPtr) {
+ assert debugOnlyClearLastListSlot();
+ listPtr--;
+ return;
+ }
+ assert pos < listPtr;
+ System.arraycopy(listOfActiveFormattingElements, pos + 1,
+ listOfActiveFormattingElements, pos, listPtr - pos);
+ assert debugOnlyClearLastListSlot();
+ listPtr--;
+ }
+
+ /**
+ * Adoption agency algorithm.
+ *
+ * @param name subject as described in the specified algorithm.
+ * @return Returns true if the algorithm has completed and there is nothing remaining to
+ * be done. Returns false if the algorithm needs to "act as described in the 'any other
+ * end tag' entry" as described in the specified algorithm.
+ * @throws SAXException
+ */
+ private boolean adoptionAgencyEndTag(@Local String name) throws SAXException {
+ // This check intends to ensure that for properly nested tags, closing tags will match
+ // against the stack instead of the listOfActiveFormattingElements.
+ if (stack[currentPtr].ns == "http://www.w3.org/1999/xhtml" &&
+ stack[currentPtr].name == name &&
+ findInListOfActiveFormattingElements(stack[currentPtr]) == -1) {
+ // If the current element matches the name but isn't on the list of active
+ // formatting elements, then it is possible that the list was mangled by the Noah's Ark
+ // clause. In this case, we want to match the end tag against the stack instead of
+ // proceeding with the AAA algorithm that may match against the list of
+ // active formatting elements (and possibly mangle the tree in unexpected ways).
+ pop();
+ return true;
+ }
+
+ // If you crash around here, perhaps some stack node variable claimed to
+ // be a weak ref isn't.
+ for (int i = 0; i < 8; ++i) {
+ int formattingEltListPos = listPtr;
+ while (formattingEltListPos > -1) {
+ StackNode listNode = listOfActiveFormattingElements[formattingEltListPos]; // weak ref
+ if (listNode == null) {
+ formattingEltListPos = -1;
+ break;
+ } else if (listNode.name == name) {
+ break;
+ }
+ formattingEltListPos--;
+ }
+ if (formattingEltListPos == -1) {
+ return false;
+ }
+ // this *looks* like a weak ref to the list of formatting elements
+ StackNode formattingElt = listOfActiveFormattingElements[formattingEltListPos];
+ int formattingEltStackPos = currentPtr;
+ boolean inScope = true;
+ while (formattingEltStackPos > -1) {
+ StackNode node = stack[formattingEltStackPos]; // weak ref
+ if (node == formattingElt) {
+ break;
+ } else if (node.isScoping()) {
+ inScope = false;
+ }
+ formattingEltStackPos--;
+ }
+ if (formattingEltStackPos == -1) {
+ errNoElementToCloseButEndTagSeen(name);
+ removeFromListOfActiveFormattingElements(formattingEltListPos);
+ return true;
+ }
+ if (!inScope) {
+ errNoElementToCloseButEndTagSeen(name);
+ return true;
+ }
+ // stackPos now points to the formatting element and it is in scope
+ if (formattingEltStackPos != currentPtr) {
+ errEndTagViolatesNestingRules(name);
+ }
+ int furthestBlockPos = formattingEltStackPos + 1;
+ while (furthestBlockPos <= currentPtr) {
+ StackNode node = stack[furthestBlockPos]; // weak ref
+ if (node.isSpecial()) {
+ break;
+ }
+ furthestBlockPos++;
+ }
+ if (furthestBlockPos > currentPtr) {
+ // no furthest block
+ while (currentPtr >= formattingEltStackPos) {
+ pop();
+ }
+ removeFromListOfActiveFormattingElements(formattingEltListPos);
+ return true;
+ }
+ StackNode commonAncestor = stack[formattingEltStackPos - 1]; // weak ref
+ StackNode furthestBlock = stack[furthestBlockPos]; // weak ref
+ // detachFromParent(furthestBlock.node); XXX AAA CHANGE
+ int bookmark = formattingEltListPos;
+ int nodePos = furthestBlockPos;
+ StackNode lastNode = furthestBlock; // weak ref
+ int j = 0;
+ for (;;) {
+ ++j;
+ nodePos--;
+ if (nodePos == formattingEltStackPos) {
+ break;
+ }
+ StackNode node = stack[nodePos]; // weak ref
+ int nodeListPos = findInListOfActiveFormattingElements(node);
+
+ if (j > 3 && nodeListPos != -1) {
+ removeFromListOfActiveFormattingElements(nodeListPos);
+
+ // Adjust the indices into the list to account
+ // for the removal of nodeListPos.
+ if (nodeListPos <= formattingEltListPos) {
+ formattingEltListPos--;
+ }
+ if (nodeListPos <= bookmark) {
+ bookmark--;
+ }
+
+ // Update position to reflect removal from list.
+ nodeListPos = -1;
+ }
+
+ if (nodeListPos == -1) {
+ assert formattingEltStackPos < nodePos;
+ assert bookmark < nodePos;
+ assert furthestBlockPos > nodePos;
+ removeFromStack(nodePos); // node is now a bad pointer in C++
+ furthestBlockPos--;
+ continue;
+ }
+ // now node is both on stack and in the list
+ if (nodePos == furthestBlockPos) {
+ bookmark = nodeListPos + 1;
+ }
+ // if (hasChildren(node.node)) { XXX AAA CHANGE
+ assert node == listOfActiveFormattingElements[nodeListPos];
+ assert node == stack[nodePos];
+ T clone = createElement("http://www.w3.org/1999/xhtml",
+ node.name, node.attributes.cloneAttributes(null));
+ StackNode newNode = new StackNode(node.getFlags(), node.ns,
+ node.name, clone, node.popName, node.attributes
+ // [NOCPP[
+ , node.getLocator()
+ // ]NOCPP]
+ ); // creation ownership goes to stack
+ node.dropAttributes(); // adopt ownership to newNode
+ stack[nodePos] = newNode;
+ newNode.retain(); // retain for list
+ listOfActiveFormattingElements[nodeListPos] = newNode;
+ node.release(); // release from stack
+ node.release(); // release from list
+ node = newNode;
+ // } XXX AAA CHANGE
+ detachFromParent(lastNode.node);
+ appendElement(lastNode.node, node.node);
+ lastNode = node;
+ }
+ if (commonAncestor.isFosterParenting()) {
+ fatal();
+ detachFromParent(lastNode.node);
+ insertIntoFosterParent(lastNode.node);
+ } else {
+ detachFromParent(lastNode.node);
+ appendElement(lastNode.node, commonAncestor.node);
+ }
+ T clone = createElement("http://www.w3.org/1999/xhtml",
+ formattingElt.name,
+ formattingElt.attributes.cloneAttributes(null));
+ StackNode formattingClone = new StackNode(
+ formattingElt.getFlags(), formattingElt.ns,
+ formattingElt.name, clone, formattingElt.popName,
+ formattingElt.attributes
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ ); // Ownership transfers to stack below
+ formattingElt.dropAttributes(); // transfer ownership to
+ // formattingClone
+ appendChildrenToNewParent(furthestBlock.node, clone);
+ appendElement(clone, furthestBlock.node);
+ removeFromListOfActiveFormattingElements(formattingEltListPos);
+ insertIntoListOfActiveFormattingElements(formattingClone, bookmark);
+ assert formattingEltStackPos < furthestBlockPos;
+ removeFromStack(formattingEltStackPos);
+ // furthestBlockPos is now off by one and points to the slot after
+ // it
+ insertIntoStack(formattingClone, furthestBlockPos);
+ }
+ return true;
+ }
+
+ private void insertIntoStack(StackNode node, int position)
+ throws SAXException {
+ assert currentPtr + 1 < stack.length;
+ assert position <= currentPtr + 1;
+ if (position == currentPtr + 1) {
+ push(node);
+ } else {
+ System.arraycopy(stack, position, stack, position + 1,
+ (currentPtr - position) + 1);
+ currentPtr++;
+ stack[position] = node;
+ }
+ }
+
+ private void insertIntoListOfActiveFormattingElements(
+ StackNode formattingClone, int bookmark) {
+ formattingClone.retain();
+ assert listPtr + 1 < listOfActiveFormattingElements.length;
+ if (bookmark <= listPtr) {
+ System.arraycopy(listOfActiveFormattingElements, bookmark,
+ listOfActiveFormattingElements, bookmark + 1,
+ (listPtr - bookmark) + 1);
+ }
+ listPtr++;
+ listOfActiveFormattingElements[bookmark] = formattingClone;
+ }
+
+ private int findInListOfActiveFormattingElements(StackNode node) {
+ for (int i = listPtr; i >= 0; i--) {
+ if (node == listOfActiveFormattingElements[i]) {
+ return i;
+ }
+ }
+ return -1;
+ }
+
+ private int findInListOfActiveFormattingElementsContainsBetweenEndAndLastMarker(
+ @Local String name) {
+ for (int i = listPtr; i >= 0; i--) {
+ StackNode node = listOfActiveFormattingElements[i];
+ if (node == null) {
+ return -1;
+ } else if (node.name == name) {
+ return i;
+ }
+ }
+ return -1;
+ }
+
+
+ private void maybeForgetEarlierDuplicateFormattingElement(
+ @Local String name, HtmlAttributes attributes) throws SAXException {
+ int candidate = -1;
+ int count = 0;
+ for (int i = listPtr; i >= 0; i--) {
+ StackNode node = listOfActiveFormattingElements[i];
+ if (node == null) {
+ break;
+ }
+ if (node.name == name && node.attributes.equalsAnother(attributes)) {
+ candidate = i;
+ ++count;
+ }
+ }
+ if (count >= 3) {
+ removeFromListOfActiveFormattingElements(candidate);
+ }
+ }
+
+ private int findLastOrRoot(@Local String name) {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].ns == "http://www.w3.org/1999/xhtml" && stack[i].name == name) {
+ return i;
+ }
+ }
+ return 0;
+ }
+
+ private int findLastOrRoot(int group) {
+ for (int i = currentPtr; i > 0; i--) {
+ if (stack[i].getGroup() == group) {
+ return i;
+ }
+ }
+ return 0;
+ }
+
+ /**
+ * Attempt to add attribute to the body element.
+ * @param attributes the attributes
+ * @return true iff the attributes were added
+ * @throws SAXException
+ */
+ private boolean addAttributesToBody(HtmlAttributes attributes)
+ throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ if (currentPtr >= 1) {
+ StackNode body = stack[1];
+ if (body.getGroup() == TreeBuilder.BODY) {
+ addAttributesToElement(body.node, attributes);
+ return true;
+ }
+ }
+ return false;
+ }
+
+ private void addAttributesToHtml(HtmlAttributes attributes)
+ throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ addAttributesToElement(stack[0].node, attributes);
+ }
+
+ private void pushHeadPointerOntoStack() throws SAXException {
+ assert headPointer != null;
+ assert mode == AFTER_HEAD;
+ fatal();
+ silentPush(new StackNode(ElementName.HEAD, headPointer
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ ));
+ }
+
+ /**
+ * @throws SAXException
+ *
+ */
+ private void reconstructTheActiveFormattingElements() throws SAXException {
+ if (listPtr == -1) {
+ return;
+ }
+ StackNode mostRecent = listOfActiveFormattingElements[listPtr];
+ if (mostRecent == null || isInStack(mostRecent)) {
+ return;
+ }
+ int entryPos = listPtr;
+ for (;;) {
+ entryPos--;
+ if (entryPos == -1) {
+ break;
+ }
+ if (listOfActiveFormattingElements[entryPos] == null) {
+ break;
+ }
+ if (isInStack(listOfActiveFormattingElements[entryPos])) {
+ break;
+ }
+ }
+ while (entryPos < listPtr) {
+ entryPos++;
+ StackNode entry = listOfActiveFormattingElements[entryPos];
+ T clone = createElement("http://www.w3.org/1999/xhtml", entry.name,
+ entry.attributes.cloneAttributes(null));
+ StackNode entryClone = new StackNode(entry.getFlags(),
+ entry.ns, entry.name, clone, entry.popName,
+ entry.attributes
+ // [NOCPP[
+ , entry.getLocator()
+ // ]NOCPP]
+ );
+ entry.dropAttributes(); // transfer ownership to entryClone
+ StackNode currentNode = stack[currentPtr];
+ if (currentNode.isFosterParenting()) {
+ insertIntoFosterParent(clone);
+ } else {
+ appendElement(clone, currentNode.node);
+ }
+ push(entryClone);
+ // stack takes ownership of the local variable
+ listOfActiveFormattingElements[entryPos] = entryClone;
+ // overwriting the old entry on the list, so release & retain
+ entry.release();
+ entryClone.retain();
+ }
+ }
+
+ private void insertIntoFosterParent(T child) throws SAXException {
+ int tablePos = findLastOrRoot(TreeBuilder.TABLE);
+ int templatePos = findLastOrRoot(TreeBuilder.TEMPLATE);
+
+ if (templatePos >= tablePos) {
+ appendElement(child, stack[templatePos].node);
+ return;
+ }
+
+ StackNode node = stack[tablePos];
+ insertFosterParentedChild(child, node.node, stack[tablePos - 1].node);
+ }
+
+ private boolean isInStack(StackNode node) {
+ for (int i = currentPtr; i >= 0; i--) {
+ if (stack[i] == node) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ private void popTemplateMode() {
+ templateModePtr--;
+ }
+
+ private void pop() throws SAXException {
+ StackNode node = stack[currentPtr];
+ assert debugOnlyClearLastStackSlot();
+ currentPtr--;
+ elementPopped(node.ns, node.popName, node.node);
+ node.release();
+ }
+
+ private void silentPop() throws SAXException {
+ StackNode node = stack[currentPtr];
+ assert debugOnlyClearLastStackSlot();
+ currentPtr--;
+ node.release();
+ }
+
+ private void popOnEof() throws SAXException {
+ StackNode node = stack[currentPtr];
+ assert debugOnlyClearLastStackSlot();
+ currentPtr--;
+ markMalformedIfScript(node.node);
+ elementPopped(node.ns, node.popName, node.node);
+ node.release();
+ }
+
+ // [NOCPP[
+ private void checkAttributes(HtmlAttributes attributes, @NsUri String ns)
+ throws SAXException {
+ if (errorHandler != null) {
+ int len = attributes.getXmlnsLength();
+ for (int i = 0; i < len; i++) {
+ AttributeName name = attributes.getXmlnsAttributeName(i);
+ if (name == AttributeName.XMLNS) {
+ if (html4) {
+ err("Attribute \u201Cxmlns\u201D not allowed here. (HTML4-only error.)");
+ } else {
+ String xmlns = attributes.getXmlnsValue(i);
+ if (!ns.equals(xmlns)) {
+ err("Bad value \u201C"
+ + xmlns
+ + "\u201D for the attribute \u201Cxmlns\u201D (only \u201C"
+ + ns + "\u201D permitted here).");
+ switch (namePolicy) {
+ case ALTER_INFOSET:
+ // fall through
+ case ALLOW:
+ warn("Attribute \u201Cxmlns\u201D is not serializable as XML 1.0.");
+ break;
+ case FATAL:
+ fatal("Attribute \u201Cxmlns\u201D is not serializable as XML 1.0.");
+ break;
+ }
+ }
+ }
+ } else if (ns != "http://www.w3.org/1999/xhtml"
+ && name == AttributeName.XMLNS_XLINK) {
+ String xmlns = attributes.getXmlnsValue(i);
+ if (!"http://www.w3.org/1999/xlink".equals(xmlns)) {
+ err("Bad value \u201C"
+ + xmlns
+ + "\u201D for the attribute \u201Cxmlns:link\u201D (only \u201Chttp://www.w3.org/1999/xlink\u201D permitted here).");
+ switch (namePolicy) {
+ case ALTER_INFOSET:
+ // fall through
+ case ALLOW:
+ warn("Attribute \u201Cxmlns:xlink\u201D with a value other than \u201Chttp://www.w3.org/1999/xlink\u201D is not serializable as XML 1.0 without changing document semantics.");
+ break;
+ case FATAL:
+ fatal("Attribute \u201Cxmlns:xlink\u201D with a value other than \u201Chttp://www.w3.org/1999/xlink\u201D is not serializable as XML 1.0 without changing document semantics.");
+ break;
+ }
+ }
+ } else {
+ err("Attribute \u201C" + attributes.getXmlnsLocalName(i)
+ + "\u201D not allowed here.");
+ switch (namePolicy) {
+ case ALTER_INFOSET:
+ // fall through
+ case ALLOW:
+ warn("Attribute with the local name \u201C"
+ + attributes.getXmlnsLocalName(i)
+ + "\u201D is not serializable as XML 1.0.");
+ break;
+ case FATAL:
+ fatal("Attribute with the local name \u201C"
+ + attributes.getXmlnsLocalName(i)
+ + "\u201D is not serializable as XML 1.0.");
+ break;
+ }
+ }
+ }
+ }
+ attributes.processNonNcNames(this, namePolicy);
+ }
+
+ private String checkPopName(@Local String name) throws SAXException {
+ if (NCName.isNCName(name)) {
+ return name;
+ } else {
+ switch (namePolicy) {
+ case ALLOW:
+ warn("Element name \u201C" + name
+ + "\u201D cannot be represented as XML 1.0.");
+ return name;
+ case ALTER_INFOSET:
+ warn("Element name \u201C" + name
+ + "\u201D cannot be represented as XML 1.0.");
+ return NCName.escapeName(name);
+ case FATAL:
+ fatal("Element name \u201C" + name
+ + "\u201D cannot be represented as XML 1.0.");
+ }
+ }
+ return null; // keep compiler happy
+ }
+
+ // ]NOCPP]
+
+ private void appendHtmlElementToDocumentAndPush(HtmlAttributes attributes)
+ throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ T elt = createHtmlElementSetAsRoot(attributes);
+ StackNode node = new StackNode(ElementName.HTML,
+ elt
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ private void appendHtmlElementToDocumentAndPush() throws SAXException {
+ appendHtmlElementToDocumentAndPush(tokenizer.emptyAttributes());
+ }
+
+ private void appendToCurrentNodeAndPushHeadElement(HtmlAttributes attributes)
+ throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/1999/xhtml", "head",
+ attributes);
+ appendElement(elt, stack[currentPtr].node);
+ headPointer = elt;
+ StackNode node = new StackNode(ElementName.HEAD,
+ elt
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ private void appendToCurrentNodeAndPushBodyElement(HtmlAttributes attributes)
+ throws SAXException {
+ appendToCurrentNodeAndPushElement(ElementName.BODY,
+ attributes);
+ }
+
+ private void appendToCurrentNodeAndPushBodyElement() throws SAXException {
+ appendToCurrentNodeAndPushBodyElement(tokenizer.emptyAttributes());
+ }
+
+ private void appendToCurrentNodeAndPushFormElementMayFoster(
+ HtmlAttributes attributes) throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/1999/xhtml", "form",
+ attributes);
+
+ if (!isTemplateContents()) {
+ formPointer = elt;
+ }
+
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ StackNode node = new StackNode(ElementName.FORM,
+ elt
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ private void appendToCurrentNodeAndPushFormattingElementMayFoster(
+ ElementName elementName, HtmlAttributes attributes)
+ throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ // This method can't be called for custom elements
+ HtmlAttributes clone = attributes.cloneAttributes(null);
+ // Attributes must not be read after calling createElement, because
+ // createElement may delete attributes in C++.
+ T elt = createElement("http://www.w3.org/1999/xhtml", elementName.name, attributes);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ StackNode node = new StackNode(elementName, elt, clone
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ append(node);
+ node.retain(); // append doesn't retain itself
+ }
+
+ private void appendToCurrentNodeAndPushElement(ElementName elementName,
+ HtmlAttributes attributes)
+ throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ // This method can't be called for custom elements
+ T elt = createElement("http://www.w3.org/1999/xhtml", elementName.name, attributes);
+ appendElement(elt, stack[currentPtr].node);
+ if (ElementName.TEMPLATE == elementName) {
+ elt = getDocumentFragmentForTemplate(elt);
+ }
+ StackNode node = new StackNode(elementName, elt
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ private void appendToCurrentNodeAndPushElementMayFoster(ElementName elementName,
+ HtmlAttributes attributes)
+ throws SAXException {
+ @Local String popName = elementName.name;
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ if (elementName.isCustom()) {
+ popName = checkPopName(popName);
+ }
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/1999/xhtml", popName, attributes);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ StackNode node = new StackNode(elementName, elt, popName
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ private void appendToCurrentNodeAndPushElementMayFosterMathML(
+ ElementName elementName, HtmlAttributes attributes)
+ throws SAXException {
+ @Local String popName = elementName.name;
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1998/Math/MathML");
+ if (elementName.isCustom()) {
+ popName = checkPopName(popName);
+ }
+ // ]NOCPP]
+ boolean markAsHtmlIntegrationPoint = false;
+ if (ElementName.ANNOTATION_XML == elementName
+ && annotationXmlEncodingPermitsHtml(attributes)) {
+ markAsHtmlIntegrationPoint = true;
+ }
+ // Attributes must not be read after calling createElement(), since
+ // createElement may delete the object in C++.
+ T elt = createElement("http://www.w3.org/1998/Math/MathML", popName,
+ attributes);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ StackNode node = new StackNode(elementName, elt, popName,
+ markAsHtmlIntegrationPoint
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ // [NOCPP[
+ T getDocumentFragmentForTemplate(T template) {
+ return template;
+ }
+
+ T getFormPointerForContext(T context) {
+ return null;
+ }
+ // ]NOCPP]
+
+ private boolean annotationXmlEncodingPermitsHtml(HtmlAttributes attributes) {
+ String encoding = attributes.getValue(AttributeName.ENCODING);
+ if (encoding == null) {
+ return false;
+ }
+ return Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "application/xhtml+xml", encoding)
+ || Portability.lowerCaseLiteralEqualsIgnoreAsciiCaseString(
+ "text/html", encoding);
+ }
+
+ private void appendToCurrentNodeAndPushElementMayFosterSVG(
+ ElementName elementName, HtmlAttributes attributes)
+ throws SAXException {
+ @Local String popName = elementName.camelCaseName;
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/2000/svg");
+ if (elementName.isCustom()) {
+ popName = checkPopName(popName);
+ }
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/2000/svg", popName, attributes);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ StackNode node = new StackNode(elementName, popName, elt
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ private void appendToCurrentNodeAndPushElementMayFoster(ElementName elementName,
+ HtmlAttributes attributes, T form)
+ throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ // Can't be called for custom elements
+ T elt = createElement("http://www.w3.org/1999/xhtml", elementName.name, attributes,
+ form == null || fragment || isTemplateContents() ? null : form);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ StackNode node = new StackNode(elementName, elt
+ // [NOCPP[
+ , errorHandler == null ? null : new TaintableLocatorImpl(tokenizer)
+ // ]NOCPP]
+ );
+ push(node);
+ }
+
+ private void appendVoidElementToCurrentMayFoster(
+ @Local String name, HtmlAttributes attributes, T form) throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ // Can't be called for custom elements
+ T elt = createElement("http://www.w3.org/1999/xhtml", name, attributes,
+ form == null || fragment || isTemplateContents() ? null : form);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ elementPushed("http://www.w3.org/1999/xhtml", name, elt);
+ elementPopped("http://www.w3.org/1999/xhtml", name, elt);
+ }
+
+ private void appendVoidElementToCurrentMayFoster(
+ ElementName elementName, HtmlAttributes attributes)
+ throws SAXException {
+ @Local String popName = elementName.name;
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ if (elementName.isCustom()) {
+ popName = checkPopName(popName);
+ }
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/1999/xhtml", popName, attributes);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ elementPushed("http://www.w3.org/1999/xhtml", popName, elt);
+ elementPopped("http://www.w3.org/1999/xhtml", popName, elt);
+ }
+
+ private void appendVoidElementToCurrentMayFosterSVG(
+ ElementName elementName, HtmlAttributes attributes)
+ throws SAXException {
+ @Local String popName = elementName.camelCaseName;
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/2000/svg");
+ if (elementName.isCustom()) {
+ popName = checkPopName(popName);
+ }
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/2000/svg", popName, attributes);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ elementPushed("http://www.w3.org/2000/svg", popName, elt);
+ elementPopped("http://www.w3.org/2000/svg", popName, elt);
+ }
+
+ private void appendVoidElementToCurrentMayFosterMathML(
+ ElementName elementName, HtmlAttributes attributes)
+ throws SAXException {
+ @Local String popName = elementName.name;
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1998/Math/MathML");
+ if (elementName.isCustom()) {
+ popName = checkPopName(popName);
+ }
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/1998/Math/MathML", popName, attributes);
+ StackNode current = stack[currentPtr];
+ if (current.isFosterParenting()) {
+ fatal();
+ insertIntoFosterParent(elt);
+ } else {
+ appendElement(elt, current.node);
+ }
+ elementPushed("http://www.w3.org/1998/Math/MathML", popName, elt);
+ elementPopped("http://www.w3.org/1998/Math/MathML", popName, elt);
+ }
+
+ private void appendVoidElementToCurrent(
+ @Local String name, HtmlAttributes attributes, T form) throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ // Can't be called for custom elements
+ T elt = createElement("http://www.w3.org/1999/xhtml", name, attributes,
+ form == null || fragment || isTemplateContents() ? null : form);
+ StackNode current = stack[currentPtr];
+ appendElement(elt, current.node);
+ elementPushed("http://www.w3.org/1999/xhtml", name, elt);
+ elementPopped("http://www.w3.org/1999/xhtml", name, elt);
+ }
+
+ private void appendVoidFormToCurrent(HtmlAttributes attributes) throws SAXException {
+ // [NOCPP[
+ checkAttributes(attributes, "http://www.w3.org/1999/xhtml");
+ // ]NOCPP]
+ T elt = createElement("http://www.w3.org/1999/xhtml", "form",
+ attributes);
+ formPointer = elt;
+ // ownership transferred to form pointer
+ StackNode current = stack[currentPtr];
+ appendElement(elt, current.node);
+ elementPushed("http://www.w3.org/1999/xhtml", "form", elt);
+ elementPopped("http://www.w3.org/1999/xhtml", "form", elt);
+ }
+
+ // [NOCPP[
+
+ private final void accumulateCharactersForced(@Const @NoLength char[] buf,
+ int start, int length) throws SAXException {
+ int newLen = charBufferLen + length;
+ if (newLen > charBuffer.length) {
+ char[] newBuf = new char[newLen];
+ System.arraycopy(charBuffer, 0, newBuf, 0, charBufferLen);
+ charBuffer = newBuf;
+ }
+ System.arraycopy(buf, start, charBuffer, charBufferLen, length);
+ charBufferLen = newLen;
+ }
+
+ // ]NOCPP]
+
+ protected void accumulateCharacters(@Const @NoLength char[] buf, int start,
+ int length) throws SAXException {
+ appendCharacters(stack[currentPtr].node, buf, start, length);
+ }
+
+ // ------------------------------- //
+
+ protected final void requestSuspension() {
+ tokenizer.requestSuspension();
+ }
+
+ protected abstract T createElement(@NsUri String ns, @Local String name,
+ HtmlAttributes attributes) throws SAXException;
+
+ protected T createElement(@NsUri String ns, @Local String name,
+ HtmlAttributes attributes, T form) throws SAXException {
+ return createElement("http://www.w3.org/1999/xhtml", name, attributes);
+ }
+
+ protected abstract T createHtmlElementSetAsRoot(HtmlAttributes attributes)
+ throws SAXException;
+
+ protected abstract void detachFromParent(T element) throws SAXException;
+
+ protected abstract boolean hasChildren(T element) throws SAXException;
+
+ protected abstract void appendElement(T child, T newParent)
+ throws SAXException;
+
+ protected abstract void appendChildrenToNewParent(T oldParent, T newParent)
+ throws SAXException;
+
+ protected abstract void insertFosterParentedChild(T child, T table,
+ T stackParent) throws SAXException;
+
+ protected abstract void insertFosterParentedCharacters(
+ @NoLength char[] buf, int start, int length, T table, T stackParent)
+ throws SAXException;
+
+ protected abstract void appendCharacters(T parent, @NoLength char[] buf,
+ int start, int length) throws SAXException;
+
+ protected abstract void appendIsindexPrompt(T parent) throws SAXException;
+
+ protected abstract void appendComment(T parent, @NoLength char[] buf,
+ int start, int length) throws SAXException;
+
+ protected abstract void appendCommentToDocument(@NoLength char[] buf,
+ int start, int length) throws SAXException;
+
+ protected abstract void addAttributesToElement(T element,
+ HtmlAttributes attributes) throws SAXException;
+
+ protected void markMalformedIfScript(T elt) throws SAXException {
+
+ }
+
+ protected void start(boolean fragmentMode) throws SAXException {
+
+ }
+
+ protected void end() throws SAXException {
+
+ }
+
+ protected void appendDoctypeToDocument(@Local String name,
+ String publicIdentifier, String systemIdentifier)
+ throws SAXException {
+
+ }
+
+ protected void elementPushed(@NsUri String ns, @Local String name, T node)
+ throws SAXException {
+
+ }
+
+ protected void elementPopped(@NsUri String ns, @Local String name, T node)
+ throws SAXException {
+
+ }
+
+ // [NOCPP[
+
+ protected void documentMode(DocumentMode m, String publicIdentifier,
+ String systemIdentifier, boolean html4SpecificAdditionalErrorChecks)
+ throws SAXException {
+
+ }
+
+ /**
+ * @see nu.validator.htmlparser.common.TokenHandler#wantsComments()
+ */
+ public boolean wantsComments() {
+ return wantingComments;
+ }
+
+ public void setIgnoringComments(boolean ignoreComments) {
+ wantingComments = !ignoreComments;
+ }
+
+ /**
+ * Sets the errorHandler.
+ *
+ * @param errorHandler
+ * the errorHandler to set
+ */
+ public final void setErrorHandler(ErrorHandler errorHandler) {
+ this.errorHandler = errorHandler;
+ }
+
+ /**
+ * Returns the errorHandler.
+ *
+ * @return the errorHandler
+ */
+ public ErrorHandler getErrorHandler() {
+ return errorHandler;
+ }
+
+ /**
+ * The argument MUST be an interned string or null.
+ *
+ * @param context
+ */
+ public final void setFragmentContext(@Local String context) {
+ this.contextName = context;
+ this.contextNamespace = "http://www.w3.org/1999/xhtml";
+ this.contextNode = null;
+ this.fragment = (contextName != null);
+ this.quirks = false;
+ }
+
+ // ]NOCPP]
+
+ /**
+ * @see nu.validator.htmlparser.common.TokenHandler#cdataSectionAllowed()
+ */
+ @Inline public boolean cdataSectionAllowed() throws SAXException {
+ return isInForeign();
+ }
+
+ private boolean isInForeign() {
+ return currentPtr >= 0
+ && stack[currentPtr].ns != "http://www.w3.org/1999/xhtml";
+ }
+
+ private boolean isInForeignButNotHtmlOrMathTextIntegrationPoint() {
+ if (currentPtr < 0) {
+ return false;
+ }
+ return !isSpecialParentInForeign(stack[currentPtr]);
+ }
+
+ /**
+ * The argument MUST be an interned string or null.
+ *
+ * @param context
+ */
+ public final void setFragmentContext(@Local String context,
+ @NsUri String ns, T node, boolean quirks) {
+ this.contextName = context;
+ this.contextNamespace = ns;
+ this.contextNode = node;
+ this.fragment = (contextName != null);
+ this.quirks = quirks;
+ }
+
+ protected final T currentNode() {
+ return stack[currentPtr].node;
+ }
+
+ /**
+ * Returns the scriptingEnabled.
+ *
+ * @return the scriptingEnabled
+ */
+ public boolean isScriptingEnabled() {
+ return scriptingEnabled;
+ }
+
+ /**
+ * Sets the scriptingEnabled.
+ *
+ * @param scriptingEnabled
+ * the scriptingEnabled to set
+ */
+ public void setScriptingEnabled(boolean scriptingEnabled) {
+ this.scriptingEnabled = scriptingEnabled;
+ }
+
+ public void setIsSrcdocDocument(boolean isSrcdocDocument) {
+ this.isSrcdocDocument = isSrcdocDocument;
+ }
+
+ // [NOCPP[
+
+ /**
+ * Sets the doctypeExpectation.
+ *
+ * @param doctypeExpectation
+ * the doctypeExpectation to set
+ */
+ public void setDoctypeExpectation(DoctypeExpectation doctypeExpectation) {
+ this.doctypeExpectation = doctypeExpectation;
+ }
+
+ public void setNamePolicy(XmlViolationPolicy namePolicy) {
+ this.namePolicy = namePolicy;
+ }
+
+ /**
+ * Sets the documentModeHandler.
+ *
+ * @param documentModeHandler
+ * the documentModeHandler to set
+ */
+ public void setDocumentModeHandler(DocumentModeHandler documentModeHandler) {
+ this.documentModeHandler = documentModeHandler;
+ }
+
+ /**
+ * Sets the reportingDoctype.
+ *
+ * @param reportingDoctype
+ * the reportingDoctype to set
+ */
+ public void setReportingDoctype(boolean reportingDoctype) {
+ this.reportingDoctype = reportingDoctype;
+ }
+
+ // ]NOCPP]
+
+ /**
+ * Flushes the pending characters. Public for document.write use cases only.
+ * @throws SAXException
+ */
+ public final void flushCharacters() throws SAXException {
+ if (charBufferLen > 0) {
+ if ((mode == IN_TABLE || mode == IN_TABLE_BODY || mode == IN_ROW)
+ && charBufferContainsNonWhitespace()) {
+ errNonSpaceInTable();
+ reconstructTheActiveFormattingElements();
+ if (!stack[currentPtr].isFosterParenting()) {
+ // reconstructing gave us a new current node
+ appendCharacters(currentNode(), charBuffer, 0,
+ charBufferLen);
+ charBufferLen = 0;
+ return;
+ }
+
+ int tablePos = findLastOrRoot(TreeBuilder.TABLE);
+ int templatePos = findLastOrRoot(TreeBuilder.TEMPLATE);
+
+ if (templatePos >= tablePos) {
+ appendCharacters(stack[templatePos].node, charBuffer, 0, charBufferLen);
+ charBufferLen = 0;
+ return;
+ }
+
+ StackNode tableElt = stack[tablePos];
+ insertFosterParentedCharacters(charBuffer, 0, charBufferLen,
+ tableElt.node, stack[tablePos - 1].node);
+ charBufferLen = 0;
+ return;
+ }
+ appendCharacters(currentNode(), charBuffer, 0, charBufferLen);
+ charBufferLen = 0;
+ }
+ }
+
+ private boolean charBufferContainsNonWhitespace() {
+ for (int i = 0; i < charBufferLen; i++) {
+ switch (charBuffer[i]) {
+ case ' ':
+ case '\t':
+ case '\n':
+ case '\r':
+ case '\u000C':
+ continue;
+ default:
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Creates a comparable snapshot of the tree builder state. Snapshot
+ * creation is only supported immediately after a script end tag has been
+ * processed. In C++ the caller is responsible for calling
+ * delete on the returned object.
+ *
+ * @return a snapshot.
+ * @throws SAXException
+ */
+ @SuppressWarnings("unchecked") public TreeBuilderState newSnapshot()
+ throws SAXException {
+ StackNode[] listCopy = new StackNode[listPtr + 1];
+ for (int i = 0; i < listCopy.length; i++) {
+ StackNode node = listOfActiveFormattingElements[i];
+ if (node != null) {
+ StackNode newNode = new StackNode(node.getFlags(), node.ns,
+ node.name, node.node, node.popName,
+ node.attributes.cloneAttributes(null)
+ // [NOCPP[
+ , node.getLocator()
+ // ]NOCPP]
+ );
+ listCopy[i] = newNode;
+ } else {
+ listCopy[i] = null;
+ }
+ }
+ StackNode[] stackCopy = new StackNode[currentPtr + 1];
+ for (int i = 0; i < stackCopy.length; i++) {
+ StackNode node = stack[i];
+ int listIndex = findInListOfActiveFormattingElements(node);
+ if (listIndex == -1) {
+ StackNode newNode = new StackNode(node.getFlags(), node.ns,
+ node.name, node.node, node.popName,
+ null
+ // [NOCPP[
+ , node.getLocator()
+ // ]NOCPP]
+ );
+ stackCopy[i] = newNode;
+ } else {
+ stackCopy[i] = listCopy[listIndex];
+ stackCopy[i].retain();
+ }
+ }
+ int[] templateModeStackCopy = new int[templateModePtr + 1];
+ System.arraycopy(templateModeStack, 0, templateModeStackCopy, 0,
+ templateModeStackCopy.length);
+ return new StateSnapshot(stackCopy, listCopy, templateModeStackCopy, formPointer,
+ headPointer, deepTreeSurrogateParent, mode, originalMode, framesetOk,
+ needToDropLF, quirks);
+ }
+
+ public boolean snapshotMatches(TreeBuilderState snapshot) {
+ StackNode[] stackCopy = snapshot.getStack();
+ int stackLen = snapshot.getStackLength();
+ StackNode[] listCopy = snapshot.getListOfActiveFormattingElements();
+ int listLen = snapshot.getListOfActiveFormattingElementsLength();
+ int[] templateModeStackCopy = snapshot.getTemplateModeStack();
+ int templateModeStackLen = snapshot.getTemplateModeStackLength();
+
+ if (stackLen != currentPtr + 1
+ || listLen != listPtr + 1
+ || templateModeStackLen != templateModePtr + 1
+ || formPointer != snapshot.getFormPointer()
+ || headPointer != snapshot.getHeadPointer()
+ || deepTreeSurrogateParent != snapshot.getDeepTreeSurrogateParent()
+ || mode != snapshot.getMode()
+ || originalMode != snapshot.getOriginalMode()
+ || framesetOk != snapshot.isFramesetOk()
+ || needToDropLF != snapshot.isNeedToDropLF()
+ || quirks != snapshot.isQuirks()) { // maybe just assert quirks
+ return false;
+ }
+ for (int i = listLen - 1; i >= 0; i--) {
+ if (listCopy[i] == null
+ && listOfActiveFormattingElements[i] == null) {
+ continue;
+ } else if (listCopy[i] == null
+ || listOfActiveFormattingElements[i] == null) {
+ return false;
+ }
+ if (listCopy[i].node != listOfActiveFormattingElements[i].node) {
+ return false; // it's possible that this condition is overly
+ // strict
+ }
+ }
+ for (int i = stackLen - 1; i >= 0; i--) {
+ if (stackCopy[i].node != stack[i].node) {
+ return false;
+ }
+ }
+ for (int i = templateModeStackLen - 1; i >=0; i--) {
+ if (templateModeStackCopy[i] != templateModeStack[i]) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ @SuppressWarnings("unchecked") public void loadState(
+ TreeBuilderState snapshot, Interner interner)
+ throws SAXException {
+ StackNode[] stackCopy = snapshot.getStack();
+ int stackLen = snapshot.getStackLength();
+ StackNode[] listCopy = snapshot.getListOfActiveFormattingElements();
+ int listLen = snapshot.getListOfActiveFormattingElementsLength();
+ int[] templateModeStackCopy = snapshot.getTemplateModeStack();
+ int templateModeStackLen = snapshot.getTemplateModeStackLength();
+
+ for (int i = 0; i <= listPtr; i++) {
+ if (listOfActiveFormattingElements[i] != null) {
+ listOfActiveFormattingElements[i].release();
+ }
+ }
+ if (listOfActiveFormattingElements.length < listLen) {
+ listOfActiveFormattingElements = new StackNode[listLen];
+ }
+ listPtr = listLen - 1;
+
+ for (int i = 0; i <= currentPtr; i++) {
+ stack[i].release();
+ }
+ if (stack.length < stackLen) {
+ stack = new StackNode[stackLen];
+ }
+ currentPtr = stackLen - 1;
+
+ if (templateModeStack.length < templateModeStackLen) {
+ templateModeStack = new int[templateModeStackLen];
+ }
+ templateModePtr = templateModeStackLen - 1;
+
+ for (int i = 0; i < listLen; i++) {
+ StackNode node = listCopy[i];
+ if (node != null) {
+ StackNode newNode = new StackNode(node.getFlags(), node.ns,
+ Portability.newLocalFromLocal(node.name, interner), node.node,
+ Portability.newLocalFromLocal(node.popName, interner),
+ node.attributes.cloneAttributes(null)
+ // [NOCPP[
+ , node.getLocator()
+ // ]NOCPP]
+ );
+ listOfActiveFormattingElements[i] = newNode;
+ } else {
+ listOfActiveFormattingElements[i] = null;
+ }
+ }
+ for (int i = 0; i < stackLen; i++) {
+ StackNode node = stackCopy[i];
+ int listIndex = findInArray(node, listCopy);
+ if (listIndex == -1) {
+ StackNode newNode = new StackNode(node.getFlags(), node.ns,
+ Portability.newLocalFromLocal(node.name, interner), node.node,
+ Portability.newLocalFromLocal(node.popName, interner),
+ null
+ // [NOCPP[
+ , node.getLocator()
+ // ]NOCPP]
+ );
+ stack[i] = newNode;
+ } else {
+ stack[i] = listOfActiveFormattingElements[listIndex];
+ stack[i].retain();
+ }
+ }
+ System.arraycopy(templateModeStackCopy, 0, templateModeStack, 0, templateModeStackLen);
+ formPointer = snapshot.getFormPointer();
+ headPointer = snapshot.getHeadPointer();
+ deepTreeSurrogateParent = snapshot.getDeepTreeSurrogateParent();
+ mode = snapshot.getMode();
+ originalMode = snapshot.getOriginalMode();
+ framesetOk = snapshot.isFramesetOk();
+ needToDropLF = snapshot.isNeedToDropLF();
+ quirks = snapshot.isQuirks();
+ }
+
+ private int findInArray(StackNode node, StackNode[] arr) {
+ for (int i = listPtr; i >= 0; i--) {
+ if (node == arr[i]) {
+ return i;
+ }
+ }
+ return -1;
+ }
+
+ /**
+ * @see nu.validator.htmlparser.impl.TreeBuilderState#getFormPointer()
+ */
+ public T getFormPointer() {
+ return formPointer;
+ }
+
+ /**
+ * Returns the headPointer.
+ *
+ * @return the headPointer
+ */
+ public T getHeadPointer() {
+ return headPointer;
+ }
+
+ /**
+ * Returns the deepTreeSurrogateParent.
+ *
+ * @return the deepTreeSurrogateParent
+ */
+ public T getDeepTreeSurrogateParent() {
+ return deepTreeSurrogateParent;
+ }
+
+ /**
+ * @see nu.validator.htmlparser.impl.TreeBuilderState#getListOfActiveFormattingElements()
+ */
+ public StackNode[] getListOfActiveFormattingElements() {
+ return listOfActiveFormattingElements;
+ }
+
+ /**
+ * @see nu.validator.htmlparser.impl.TreeBuilderState#getStack()
+ */
+ public StackNode[] getStack() {
+ return stack;
+ }
+
+ /**
+ * @see nu.validator.htmlparser.impl.TreeBuilderState#getTemplateModeStack()
+ */
+ public int[] getTemplateModeStack() {
+ return templateModeStack;
+ }
+
+ /**
+ * Returns the mode.
+ *
+ * @return the mode
+ */
+ public int getMode() {
+ return mode;
+ }
+
+ /**
+ * Returns the originalMode.
+ *
+ * @return the originalMode
+ */
+ public int getOriginalMode() {
+ return originalMode;
+ }
+
+ /**
+ * Returns the framesetOk.
+ *
+ * @return the framesetOk
+ */
+ public boolean isFramesetOk() {
+ return framesetOk;
+ }
+
+ /**
+ * Returns the needToDropLF.
+ *
+ * @return the needToDropLF
+ */
+ public boolean isNeedToDropLF() {
+ return needToDropLF;
+ }
+
+ /**
+ * Returns the quirks.
+ *
+ * @return the quirks
+ */
+ public boolean isQuirks() {
+ return quirks;
+ }
+
+ /**
+ * @see nu.validator.htmlparser.impl.TreeBuilderState#getListOfActiveFormattingElementsLength()
+ */
+ public int getListOfActiveFormattingElementsLength() {
+ return listPtr + 1;
+ }
+
+ /**
+ * @see nu.validator.htmlparser.impl.TreeBuilderState#getStackLength()
+ */
+ public int getStackLength() {
+ return currentPtr + 1;
+ }
+
+ /**
+ * @see nu.validator.htmlparser.impl.TreeBuilderState#getTemplateModeStackLength()
+ */
+ public int getTemplateModeStackLength() {
+ return templateModePtr + 1;
+ }
+
+ /**
+ * Reports a stray start tag.
+ * @param name the name of the stray tag
+ *
+ * @throws SAXException
+ */
+ private void errStrayStartTag(@Local String name) throws SAXException {
+ err("Stray start tag \u201C" + name + "\u201D.");
+ }
+
+ /**
+ * Reports a stray end tag.
+ * @param name the name of the stray tag
+ *
+ * @throws SAXException
+ */
+ private void errStrayEndTag(@Local String name) throws SAXException {
+ err("Stray end tag \u201C" + name + "\u201D.");
+ }
+
+ /**
+ * Reports a state when elements expected to be closed were not.
+ *
+ * @param eltPos the position of the start tag on the stack of the element
+ * being closed.
+ * @param name the name of the end tag
+ *
+ * @throws SAXException
+ */
+ private void errUnclosedElements(int eltPos, @Local String name) throws SAXException {
+ errNoCheck("End tag \u201C" + name + "\u201D seen, but there were open elements.");
+ errListUnclosedStartTags(eltPos);
+ }
+
+ /**
+ * Reports a state when elements expected to be closed ahead of an implied
+ * end tag but were not.
+ *
+ * @param eltPos the position of the start tag on the stack of the element
+ * being closed.
+ * @param name the name of the end tag
+ *
+ * @throws SAXException
+ */
+ private void errUnclosedElementsImplied(int eltPos, String name) throws SAXException {
+ errNoCheck("End tag \u201C" + name + "\u201D implied, but there were open elements.");
+ errListUnclosedStartTags(eltPos);
+ }
+
+ /**
+ * Reports a state when elements expected to be closed ahead of an implied
+ * table cell close.
+ *
+ * @param eltPos the position of the start tag on the stack of the element
+ * being closed.
+ * @throws SAXException
+ */
+ private void errUnclosedElementsCell(int eltPos) throws SAXException {
+ errNoCheck("A table cell was implicitly closed, but there were open elements.");
+ errListUnclosedStartTags(eltPos);
+ }
+
+ private void errStrayDoctype() throws SAXException {
+ err("Stray doctype.");
+ }
+
+ private void errAlmostStandardsDoctype() throws SAXException {
+ if (!isSrcdocDocument) {
+ err("Almost standards mode doctype. Expected \u201C\u201D.");
+ }
+ }
+
+ private void errQuirkyDoctype() throws SAXException {
+ if (!isSrcdocDocument) {
+ err("Quirky doctype. Expected \u201C\u201D.");
+ }
+ }
+
+ private void errNonSpaceInTrailer() throws SAXException {
+ err("Non-space character in page trailer.");
+ }
+
+ private void errNonSpaceAfterFrameset() throws SAXException {
+ err("Non-space after \u201Cframeset\u201D.");
+ }
+
+ private void errNonSpaceInFrameset() throws SAXException {
+ err("Non-space in \u201Cframeset\u201D.");
+ }
+
+ private void errNonSpaceAfterBody() throws SAXException {
+ err("Non-space character after body.");
+ }
+
+ private void errNonSpaceInColgroupInFragment() throws SAXException {
+ err("Non-space in \u201Ccolgroup\u201D when parsing fragment.");
+ }
+
+ private void errNonSpaceInNoscriptInHead() throws SAXException {
+ err("Non-space character inside \u201Cnoscript\u201D inside \u201Chead\u201D.");
+ }
+
+ private void errFooBetweenHeadAndBody(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("\u201C" + name + "\u201D element between \u201Chead\u201D and \u201Cbody\u201D.");
+ }
+
+ private void errStartTagWithoutDoctype() throws SAXException {
+ if (!isSrcdocDocument) {
+ err("Start tag seen without seeing a doctype first. Expected \u201C\u201D.");
+ }
+ }
+
+ private void errNoSelectInTableScope() throws SAXException {
+ err("No \u201Cselect\u201D in table scope.");
+ }
+
+ private void errStartSelectWhereEndSelectExpected() throws SAXException {
+ err("\u201Cselect\u201D start tag where end tag expected.");
+ }
+
+ private void errStartTagWithSelectOpen(@Local String name)
+ throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("\u201C" + name
+ + "\u201D start tag with \u201Cselect\u201D open.");
+ }
+
+ private void errBadStartTagInHead(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("Bad start tag in \u201C" + name
+ + "\u201D in \u201Chead\u201D.");
+ }
+
+ private void errImage() throws SAXException {
+ err("Saw a start tag \u201Cimage\u201D.");
+ }
+
+ private void errIsindex() throws SAXException {
+ err("\u201Cisindex\u201D seen.");
+ }
+
+ private void errFooSeenWhenFooOpen(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("An \u201C" + name + "\u201D start tag seen but an element of the same type was already open.");
+ }
+
+ private void errHeadingWhenHeadingOpen() throws SAXException {
+ err("Heading cannot be a child of another heading.");
+ }
+
+ private void errFramesetStart() throws SAXException {
+ err("\u201Cframeset\u201D start tag seen.");
+ }
+
+ private void errNoCellToClose() throws SAXException {
+ err("No cell to close.");
+ }
+
+ private void errStartTagInTable(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("Start tag \u201C" + name
+ + "\u201D seen in \u201Ctable\u201D.");
+ }
+
+ private void errFormWhenFormOpen() throws SAXException {
+ err("Saw a \u201Cform\u201D start tag, but there was already an active \u201Cform\u201D element. Nested forms are not allowed. Ignoring the tag.");
+ }
+
+ private void errTableSeenWhileTableOpen() throws SAXException {
+ err("Start tag for \u201Ctable\u201D seen but the previous \u201Ctable\u201D is still open.");
+ }
+
+ private void errStartTagInTableBody(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("\u201C" + name + "\u201D start tag in table body.");
+ }
+
+ private void errEndTagSeenWithoutDoctype() throws SAXException {
+ if (!isSrcdocDocument) {
+ err("End tag seen without seeing a doctype first. Expected \u201C\u201D.");
+ }
+ }
+
+ private void errEndTagAfterBody() throws SAXException {
+ err("Saw an end tag after \u201Cbody\u201D had been closed.");
+ }
+
+ private void errEndTagSeenWithSelectOpen(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("\u201C" + name
+ + "\u201D end tag with \u201Cselect\u201D open.");
+ }
+
+ private void errGarbageInColgroup() throws SAXException {
+ err("Garbage in \u201Ccolgroup\u201D fragment.");
+ }
+
+ private void errEndTagBr() throws SAXException {
+ err("End tag \u201Cbr\u201D.");
+ }
+
+ private void errNoElementToCloseButEndTagSeen(@Local String name)
+ throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("No \u201C" + name + "\u201D element in scope but a \u201C"
+ + name + "\u201D end tag seen.");
+ }
+
+ private void errHtmlStartTagInForeignContext(@Local String name)
+ throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("HTML start tag \u201C" + name
+ + "\u201D in a foreign namespace context.");
+ }
+
+ private void errTableClosedWhileCaptionOpen() throws SAXException {
+ err("\u201Ctable\u201D closed but \u201Ccaption\u201D was still open.");
+ }
+
+ private void errNoTableRowToClose() throws SAXException {
+ err("No table row to close.");
+ }
+
+ private void errNonSpaceInTable() throws SAXException {
+ err("Misplaced non-space characters insided a table.");
+ }
+
+ private void errUnclosedChildrenInRuby() throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("Unclosed children in \u201Cruby\u201D.");
+ }
+
+ private void errStartTagSeenWithoutRuby(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("Start tag \u201C"
+ + name
+ + "\u201D seen without a \u201Cruby\u201D element being open.");
+ }
+
+ private void errSelfClosing() throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("Self-closing syntax (\u201C/>\u201D) used on a non-void HTML element. Ignoring the slash and treating as a start tag.");
+ }
+
+ private void errNoCheckUnclosedElementsOnStack() throws SAXException {
+ errNoCheck("Unclosed elements on stack.");
+ }
+
+ private void errEndTagDidNotMatchCurrentOpenElement(@Local String name,
+ @Local String currOpenName) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("End tag \u201C"
+ + name
+ + "\u201D did not match the name of the current open element (\u201C"
+ + currOpenName + "\u201D).");
+ }
+
+ private void errEndTagViolatesNestingRules(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("End tag \u201C" + name + "\u201D violates nesting rules.");
+ }
+
+ private void errEofWithUnclosedElements() throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("End of file seen and there were open elements.");
+ // just report all remaining unclosed elements
+ errListUnclosedStartTags(0);
+ }
+
+ /**
+ * Reports arriving at/near end of document with unclosed elements remaining.
+ *
+ * @param message
+ * the message
+ * @throws SAXException
+ */
+ private void errEndWithUnclosedElements(@Local String name) throws SAXException {
+ if (errorHandler == null) {
+ return;
+ }
+ errNoCheck("End tag for \u201C"
+ + name
+ + "\u201D seen, but there were unclosed elements.");
+ // just report all remaining unclosed elements
+ errListUnclosedStartTags(0);
+ }
+}