diff -r 000000000000 -r 9a66ca7c79fa src/share/classes/com/sun/tools/doclets/formats/html/SplitIndexWriter.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/classes/com/sun/tools/doclets/formats/html/SplitIndexWriter.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,164 @@
+/*
+ * Copyright 1998-2005 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package com.sun.tools.doclets.formats.html;
+
+import com.sun.tools.doclets.internal.toolkit.util.*;
+
+import java.io.*;
+
+/**
+ * Generate Separate Index Files for all the member names with Indexing in
+ * Unicode Order. This will create "index-files" directory in the current or
+ * destination directory and will generate separate file for each unicode index.
+ *
+ * @see java.lang.Character
+ * @author Atul M Dambalkar
+ */
+public class SplitIndexWriter extends AbstractIndexWriter {
+
+    /**
+     * Previous unicode character index in the built index.
+     */
+    protected int prev;
+
+    /**
+     * Next unicode character in the built index.
+     */
+    protected int next;
+
+    /**
+     * Construct the SplitIndexWriter. Uses path to this file and relative path
+     * from this file.
+     *
+     * @param path       Path to the file which is getting generated.
+     * @param filename   Name of the file which is getting genrated.
+     * @param relpath    Relative path from this file to the current directory.
+     * @param indexbuilder Unicode based Index from {@link IndexBuilder}
+     */
+    public SplitIndexWriter(ConfigurationImpl configuration,
+                            String path, String filename,
+                            String relpath, IndexBuilder indexbuilder,
+                            int prev, int next) throws IOException {
+        super(configuration, path, filename, relpath, indexbuilder);
+        this.prev = prev;
+        this.next = next;
+    }
+
+    /**
+     * Generate separate index files, for each Unicode character, listing all
+     * the members starting with the particular unicode character.
+     *
+     * @param indexbuilder IndexBuilder built by {@link IndexBuilder}
+     * @throws DocletAbortException
+     */
+    public static void generate(ConfigurationImpl configuration,
+                                IndexBuilder indexbuilder) {
+        SplitIndexWriter indexgen;
+        String filename = "";
+        String path = DirectoryManager.getPath("index-files");
+        String relpath = DirectoryManager.getRelativePath("index-files");
+        try {
+            for (int i = 0; i < indexbuilder.elements().length; i++) {
+                int j = i + 1;
+                int prev = (j == 1)? -1: i;
+                int next = (j == indexbuilder.elements().length)? -1: j + 1;
+                filename = "index-" + j +".html";
+                indexgen = new SplitIndexWriter(configuration,
+                                                path, filename, relpath,
+                                                indexbuilder, prev, next);
+                indexgen.generateIndexFile((Character)indexbuilder.
+                                                                 elements()[i]);
+                indexgen.close();
+            }
+        } catch (IOException exc) {
+            configuration.standardmessage.error(
+                        "doclet.exception_encountered",
+                        exc.toString(), filename);
+            throw new DocletAbortException();
+        }
+    }
+
+    /**
+     * Generate the contents of each index file, with Header, Footer,
+     * Member Field, Method and Constructor Description.
+     *
+     * @param unicode Unicode character referring to the character for the
+     * index.
+     */
+    protected void generateIndexFile(Character unicode) throws IOException {
+        printHtmlHeader(configuration.getText("doclet.Window_Split_Index",
+            unicode.toString()), null, true);
+        printTop();
+        navLinks(true);
+        printLinksForIndexes();
+
+        hr();
+
+        generateContents(unicode, indexbuilder.getMemberList(unicode));
+
+        navLinks(false);
+        printLinksForIndexes();
+
+        printBottom();
+        printBodyHtmlEnd();
+    }
+
+    /**
+     * Print Links for all the Index Files per unicode character.
+     */
+    protected void printLinksForIndexes() {
+        for (int i = 0; i < indexbuilder.elements().length; i++) {
+            int j = i + 1;
+            printHyperLink("index-" + j + ".html",
+                           indexbuilder.elements()[i].toString());
+            print(' ');
+        }
+    }
+
+    /**
+     * Print the previous unicode character index link.
+     */
+    protected void navLinkPrevious() {
+        if (prev == -1) {
+            printText("doclet.Prev_Letter");
+        } else {
+            printHyperLink("index-" + prev + ".html", "",
+                configuration.getText("doclet.Prev_Letter"), true);
+        }
+    }
+
+    /**
+     * Print the next unicode character index link.
+     */
+    protected void navLinkNext() {
+        if (next == -1) {
+            printText("doclet.Next_Letter");
+        } else {
+            printHyperLink("index-" + next + ".html","",
+                configuration.getText("doclet.Next_Letter"), true);
+        }
+    }
+}