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/*
 * 10/23/2011
 *
 * XmlFoldParser.java - Fold parser for XML.
 * 
 * This library is distributed under a modified BSD license.  See the included
 * RSyntaxTextArea.License.txt file for details.
 */
package org.fife.ui.rsyntaxtextarea.folding;

import java.util.ArrayList;
import java.util.List;
import javax.swing.text.BadLocationException;

import org.fife.ui.rsyntaxtextarea.RSyntaxTextArea;
import org.fife.ui.rsyntaxtextarea.Token;


/**
 * Fold parser for XML.  Any tags that span more than one line, as well as
 * comment regions spanning more than one line, are identified as foldable
 * regions.
 *
 * @author Robert Futrell
 * @version 1.0
 */
public class XmlFoldParser implements FoldParser {

	private static final char[] MARKUP_CLOSING_TAG_START = { '<', '/' };
	private static final char[] MARKUP_SHORT_TAG_END = { '/', '>' };
	private static final char[] MLC_END = { '-', '-', '>' };


	/**
	 * {@inheritDoc}
	 */
	public List getFolds(RSyntaxTextArea textArea) {

		List folds = new ArrayList();

		Fold currentFold = null;
		int lineCount = textArea.getLineCount();
		boolean inMLC = false;
		int mlcStart = 0;

		try {

			for (int line=0; linefolds list, and is removed from that.
	 *
	 * @param fold The fold to remove.
	 * @param folds The list of top-level folds.
	 */
	private static final void removeFold(Fold fold, List folds) {
		if (!fold.removeFromParent()) {
			folds.remove(folds.size()-1);
		}
	}


}