/*
 * Copyright 2005-2011 the original author or authors.
 * 
 * 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 org.wamblee.xmlrouter.config;

import javax.xml.transform.dom.DOMSource;

public interface DocumentType {
    
    /**
     * Symbolic name for the document type. 
     * @return Name. 
     */
    String getName();

    /**
     * Checks if a document is of the given type. 
     * @param aSource Document
     * @return True iff the document is of the given type. 
     */
    boolean isInstance(DOMSource aSource);
    
    /**
     * Validates the document. Implementations that do not validate should simply
     * return true always. 
     * @param aSource Document.
     * @return True iff the document is valid. 
     */
    boolean validate(DOMSource aSource);
}