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* 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.sun.tools.doclets.formats.html;
import java.io.*;
import com.sun.tools.doclets.internal.toolkit.util.*;
import com.sun.tools.doclets.formats.html.markup.*;
import com.sun.tools.doclets.internal.toolkit.*;
/**
* 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
* @author Bhavesh Patel (Modified)
*/
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 {
String title = configuration.getText("doclet.Window_Split_Index",
unicode.toString());
Content body = getBody(true, getWindowTitle(title));
addTop(body);
addNavLinks(true, body);
HtmlTree divTree = new HtmlTree(HtmlTag.DIV);
divTree.addStyle(HtmlStyle.contentContainer);
addLinksForIndexes(divTree);
addContents(unicode, indexbuilder.getMemberList(unicode), divTree);
addLinksForIndexes(divTree);
body.addContent(divTree);
addNavLinks(false, body);
addBottom(body);
printHtmlDocument(null, true, body);
}
/**
* Add links for all the Index Files per unicode character.
*
* @param contentTree the content tree to which the links for indexes will be added
*/
protected void addLinksForIndexes(Content contentTree) {
Object[] unicodeChars = indexbuilder.elements();
for (int i = 0; i < unicodeChars.length; i++) {
int j = i + 1;
contentTree.addContent(getHyperLink("index-" + j + ".html",
new StringContent(unicodeChars[i].toString())));
contentTree.addContent(getSpace());
}
}
/**
* Get link to the previous unicode character.
*
* @return a content tree for the link
*/
public Content getNavLinkPrevious() {
Content prevletterLabel = getResource("doclet.Prev_Letter");
if (prev == -1) {
return HtmlTree.LI(prevletterLabel);
}
else {
Content prevLink = getHyperLink("index-" + prev + ".html", "",
prevletterLabel);
return HtmlTree.LI(prevLink);
}
}
/**
* Get link to the next unicode character.
*
* @return a content tree for the link
*/
public Content getNavLinkNext() {
Content nextletterLabel = getResource("doclet.Next_Letter");
if (next == -1) {
return HtmlTree.LI(nextletterLabel);
}
else {
Content nextLink = getHyperLink("index-" + next + ".html","",
nextletterLabel);
return HtmlTree.LI(nextLink);
}
}
}