diff -r 000000000000 -r 6474c204b198 mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/io/AbstractMessageWriter.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/io/AbstractMessageWriter.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,99 @@
+/*
+ * ====================================================================
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package ch.boye.httpclientandroidlib.impl.io;
+
+import java.io.IOException;
+import java.util.Iterator;
+
+import ch.boye.httpclientandroidlib.Header;
+import ch.boye.httpclientandroidlib.HttpException;
+import ch.boye.httpclientandroidlib.HttpMessage;
+import ch.boye.httpclientandroidlib.io.HttpMessageWriter;
+import ch.boye.httpclientandroidlib.io.SessionOutputBuffer;
+import ch.boye.httpclientandroidlib.message.LineFormatter;
+import ch.boye.httpclientandroidlib.message.BasicLineFormatter;
+import ch.boye.httpclientandroidlib.params.HttpParams;
+import ch.boye.httpclientandroidlib.util.CharArrayBuffer;
+
+/**
+ * Abstract base class for HTTP message writers that serialize output to
+ * an instance of {@link SessionOutputBuffer}.
+ *
+ * @since 4.0
+ */
+public abstract class AbstractMessageWriter implements HttpMessageWriter {
+
+    protected final SessionOutputBuffer sessionBuffer;
+    protected final CharArrayBuffer lineBuf;
+    protected final LineFormatter lineFormatter;
+
+    /**
+     * Creates an instance of AbstractMessageWriter.
+     *
+     * @param buffer the session output buffer.
+     * @param formatter the line formatter.
+     * @param params HTTP parameters.
+     */
+    public AbstractMessageWriter(final SessionOutputBuffer buffer,
+                                 final LineFormatter formatter,
+                                 final HttpParams params) {
+        super();
+        if (buffer == null) {
+            throw new IllegalArgumentException("Session input buffer may not be null");
+        }
+        this.sessionBuffer = buffer;
+        this.lineBuf = new CharArrayBuffer(128);
+        this.lineFormatter = (formatter != null) ?
+            formatter : BasicLineFormatter.DEFAULT;
+    }
+
+    /**
+     * Subclasses must override this method to write out the first header line
+     * based on the {@link HttpMessage} passed as a parameter.
+     *
+     * @param message the message whose first line is to be written out.
+     * @throws IOException in case of an I/O error.
+     */
+    protected abstract void writeHeadLine(HttpMessage message) throws IOException;
+
+    public void write(
+            final HttpMessage message) throws IOException, HttpException {
+        if (message == null) {
+            throw new IllegalArgumentException("HTTP message may not be null");
+        }
+        writeHeadLine(message);
+        for (Iterator it = message.headerIterator(); it.hasNext(); ) {
+            Header header = (Header) it.next();
+            this.sessionBuffer.writeLine
+                (lineFormatter.formatHeader(this.lineBuf, header));
+        }
+        this.lineBuf.clear();
+        this.sessionBuffer.writeLine(this.lineBuf);
+    }
+
+}