/*
 * Copyright  1999-2004 The Apache Software Foundation.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package com.sun.org.apache.xml.internal.security.signature;

import org.w3c.dom.Node;

/**
 * An interface to tell to the c14n if a node is included or not in the output
 * @author raul
 *
 */
public interface NodeFilter {
	/**
	 * Tells if a node must be outputed in c14n.
	 * @param n
	 * @return true if node must be outputed, false otherwise.
	 */
	public boolean isNodeInclude(Node n);

}