001    /**
002     *
003     * Licensed to the Apache Software Foundation (ASF) under one or more
004     * contributor license agreements.  See the NOTICE file distributed with
005     * this work for additional information regarding copyright ownership.
006     * The ASF licenses this file to You under the Apache License, Version 2.0
007     * (the "License"); you may not use this file except in compliance with
008     * the License.  You may obtain a copy of the License at
009     *
010     * http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing, software
013     * distributed under the License is distributed on an "AS IS" BASIS,
014     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015     * See the License for the specific language governing permissions and
016     * limitations under the License.
017     */
018    package org.apache.camel.spring.xml;
019    
020    public class IllegalActionException extends IllegalArgumentException {
021        private static final long serialVersionUID = -2166507687211986107L;
022        private final String actionName;
023        private final String previousAction;
024    
025        public IllegalActionException(String actionName, String previousAction) {
026            super("Illegal route.");
027            this.actionName = actionName;
028            this.previousAction = previousAction;
029        }
030    
031        @Override
032        public String getMessage() {
033            String errorContext = previousAction == null ? "as the starting action." : "after action '" + previousAction + "'.";
034            return super.getMessage() + "The action '" + actionName + "' cannot be used " + errorContext;
035        }
036    }