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// Jericho HTML Parser - Java based library for analysing and manipulating HTML
// Version 3.1
// Copyright (C) 2004-2009 Martin Jericho
// http://jericho.htmlparser.net/
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of either one of the following licences:
//
// 1. The Eclipse Public License (EPL) version 1.0,
// included in this distribution in the file licence-epl-1.0.html
// or available at http://www.eclipse.org/legal/epl-v10.html
//
// 2. The GNU Lesser General Public License (LGPL) version 2.1 or later,
// included in this distribution in the file licence-lgpl-2.1.txt
// or available at http://www.gnu.org/licenses/lgpl.txt
//
// This library is distributed on an "AS IS" basis,
// WITHOUT WARRANTY OF ANY KIND, either express or implied.
// See the individual licence texts for more details.

package net.htmlparser.jericho;

import java.util.*;

/**
 * Represents a cached map of character positions to tags.
 * The allTagTypesSubCache object is used to cache all tags.
 * Additional subcaches are used to cache single tag types. See the TagType.getTagTypesIgnoringEnclosedMarkup() method for details.
 */
final class Cache {
	public final Source source;
	private final SubCache allTagTypesSubCache;
	private final SubCache[] subCaches; // contains allTagTypesSubCache plus a SubCache object for each separately cached tag type

	static final Cache STREAMED_SOURCE_MARKER=new Cache();

	public Cache(final Source source) {
		this.source=source;
		allTagTypesSubCache=new SubCache(this,null);
		TagType[] separatelyCachedTagTypes=getSeparatelyCachedTagTypes();
		subCaches=new SubCache[separatelyCachedTagTypes.length+1];
		subCaches[0]=allTagTypesSubCache;
		for (int i=0; i i=allTagTypesSubCache.getTagIterator(); i.hasNext();) i.next().orphan();
		for (int i=0; i getTagIterator() {
		return allTagTypesSubCache.getTagIterator();
	}

	public void loadAllTags(final List tags, final Tag[] allRegisteredTags, final StartTag[] allRegisteredStartTags) {
		// assumes the tags list implements RandomAccess
		final int tagCount=tags.size();
		allTagTypesSubCache.bulkLoad_Init(tagCount);
		int registeredTagIndex=0;
		int registeredStartTagIndex=0;
		for (int i=0; i