001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.camel.model;
018    
019    import javax.xml.bind.annotation.XmlRootElement;
020    
021    import org.apache.camel.Predicate;
022    import org.apache.camel.model.language.ExpressionType;
023    import org.apache.camel.processor.FilterProcessor;
024    import org.apache.camel.spi.RouteContext;
025    
026    /**
027     * Represents an XML <when/> element
028     * 
029     * @version $Revision: 54143 $
030     */
031    @XmlRootElement(name = "when")
032    public class WhenType<Type extends ProcessorType> extends ExpressionNode {
033    
034        public WhenType() {
035        }
036    
037        public WhenType(Predicate predicate) {
038            super(predicate);
039        }
040    
041        public WhenType(ExpressionType expression) {
042            super(expression);
043        }
044    
045        @Override
046        public String toString() {
047            return "When[" + getExpression() + " -> " + getOutputs() + "]";
048        }
049    
050        @Override
051        public String getShortName() {
052            return "when";
053        }
054    
055        @Override
056        public FilterProcessor createProcessor(RouteContext routeContext) throws Exception {
057            return createFilterProcessor(routeContext);
058        }
059    }