diff -r 000000000000 -r 6474c204b198 intl/icu/source/common/unicode/listformatter.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/intl/icu/source/common/unicode/listformatter.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,155 @@
+/*
+*******************************************************************************
+*
+*   Copyright (C) 2012-2013, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*
+*******************************************************************************
+*   file name:  listformatter.h
+*   encoding:   US-ASCII
+*   tab size:   8 (not used)
+*   indentation:4
+*
+*   created on: 20120426
+*   created by: Umesh P. Nair
+*/
+
+#ifndef __LISTFORMATTER_H__
+#define __LISTFORMATTER_H__
+
+#include "unicode/utypes.h"
+
+#ifndef U_HIDE_DRAFT_API
+
+#include "unicode/unistr.h"
+#include "unicode/locid.h"
+
+U_NAMESPACE_BEGIN
+
+/** @internal */
+class Hashtable;
+
+#ifndef U_HIDE_INTERNAL_API
+/** @internal */
+struct ListFormatData : public UMemory {
+    UnicodeString twoPattern;
+    UnicodeString startPattern;
+    UnicodeString middlePattern;
+    UnicodeString endPattern;
+
+  ListFormatData(const UnicodeString& two, const UnicodeString& start, const UnicodeString& middle, const UnicodeString& end) :
+      twoPattern(two), startPattern(start), middlePattern(middle), endPattern(end) {}
+};
+#endif  /* U_HIDE_INTERNAL_API */
+
+
+/**
+ * \file
+ * \brief C++ API: API for formatting a list.
+ */
+
+
+/**
+ * An immutable class for formatting a list, using data from CLDR (or supplied
+ * separately).
+ *
+ * Example: Input data ["Alice", "Bob", "Charlie", "Delta"] will be formatted
+ * as "Alice, Bob, Charlie and Delta" in English.
+ *
+ * The ListFormatter class is not intended for public subclassing.
+ * @draft ICU 50
+ */
+class U_COMMON_API ListFormatter : public UObject{
+
+  public:
+
+    /**
+     * Copy constructor.
+     * @draft ICU 52
+     */
+    ListFormatter(const ListFormatter&);
+
+    /**
+     * Assignment operator.
+     * @draft ICU 52
+     */
+    ListFormatter& operator=(const ListFormatter& other);
+
+    /**
+     * Creates a ListFormatter appropriate for the default locale.
+     *
+     * @param errorCode ICU error code, set if no data available for default locale.
+     * @return Pointer to a ListFormatter object for the default locale,
+     *     created from internal data derived from CLDR data.
+     * @draft ICU 50
+     */
+    static ListFormatter* createInstance(UErrorCode& errorCode);
+
+    /**
+     * Creates a ListFormatter appropriate for a locale.
+     *
+     * @param locale The locale.
+     * @param errorCode ICU error code, set if no data available for the given locale.
+     * @return A ListFormatter object created from internal data derived from
+     *     CLDR data.
+     * @draft ICU 50
+     */
+    static ListFormatter* createInstance(const Locale& locale, UErrorCode& errorCode);
+
+#ifndef U_HIDE_INTERNAL_API
+    /**
+     * Creates a ListFormatter appropriate for a locale and style.
+     *
+     * @param locale The locale.
+     * @param style the style, either "standard", "duration", or "duration-short"
+     * @param errorCode ICU error code, set if no data available for the given locale.
+     * @return A ListFormatter object created from internal data derived from
+     *     CLDR data.
+     * @internal
+     */
+    static ListFormatter* createInstance(const Locale& locale, const char* style, UErrorCode& errorCode);
+#endif  /* U_HIDE_INTERNAL_API */
+
+    /**
+     * Destructor.
+     *
+     * @draft ICU 50
+     */
+    virtual ~ListFormatter();
+
+
+    /**
+     * Formats a list of strings.
+     *
+     * @param items An array of strings to be combined and formatted.
+     * @param n_items Length of the array items.
+     * @param appendTo The string to which the result should be appended to.
+     * @param errorCode ICU error code, set if there is an error.
+     * @return Formatted string combining the elements of items, appended to appendTo.
+     * @draft ICU 50
+     */
+    UnicodeString& format(const UnicodeString items[], int32_t n_items,
+        UnicodeString& appendTo, UErrorCode& errorCode) const;
+
+#ifndef U_HIDE_INTERNAL_API
+    /**
+     * @internal constructor made public for testing.
+     */
+    ListFormatter(const ListFormatData* listFormatterData);
+#endif  /* U_HIDE_INTERNAL_API */
+
+  private:
+    static void initializeHash(UErrorCode& errorCode);
+    static const ListFormatData* getListFormatData(const Locale& locale, const char *style, UErrorCode& errorCode);
+
+    ListFormatter();
+    void addNewString(const UnicodeString& pattern, UnicodeString& originalString,
+                      const UnicodeString& newString, UErrorCode& errorCode) const;
+
+    const ListFormatData* data;
+};
+
+U_NAMESPACE_END
+
+#endif /* U_HIDE_DRAFT_API */
+#endif