core/src/main/java/org/apache/commons/jelly/MissingAttributeException.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.commons.jelly;

/** 
 * <p><code>JellyException</code> is the root of all Jelly exceptions.</p>
 *
 * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
 * @version $Revision$
 */
public class MissingAttributeException extends JellyTagException {

    private String missingAttribute;
    
    // ### we may wish to implement a localized message for this error
        
    public MissingAttributeException(String missingAttribute) {
        super( "You must define an attribute called '" + missingAttribute + "' for this tag." );
        this.missingAttribute = missingAttribute;
    }
    
    public String getMissingAttribute() {
        return missingAttribute;
    }
}