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.XmlAccessType;
020    import javax.xml.bind.annotation.XmlAccessorType;
021    import javax.xml.bind.annotation.XmlRootElement;
022    import javax.xml.bind.annotation.XmlTransient;
023    
024    import org.apache.camel.Predicate;
025    import org.apache.camel.Processor;
026    import org.apache.camel.builder.PredicateBuilder;
027    import org.apache.camel.impl.RouteContext;
028    import org.apache.camel.processor.Interceptor;
029    
030    /**
031     * @version $Revision: 36321 $
032     */
033    @XmlRootElement(name = "intercept")
034    @XmlAccessorType(XmlAccessType.FIELD)
035    public class InterceptType extends OutputType<ProcessorType> {
036    
037        @XmlTransient
038        private ProceedType proceed = new ProceedType();
039    
040        @Override
041        public String toString() {
042            return "Intercept[" + getOutputs() + "]";
043        }
044    
045        @Override
046        public Processor createProcessor(RouteContext routeContext) throws Exception {
047            Interceptor interceptor = new Interceptor();
048            routeContext.intercept(interceptor);
049    
050            final Processor interceptRoute = createOutputsProcessor(routeContext);
051            interceptor.setInterceptorLogic(interceptRoute);
052    
053            return interceptor;
054        }
055    
056    /*
057        public void addRoutes(RouteContext routeContext, Collection<Route> routes) throws Exception {
058            Interceptor interceptor = new Interceptor();
059            routeContext.intercept(interceptor);
060    
061            final Processor interceptRoute = routeContext.createProcessor(this);
062            interceptor.setInterceptorLogic(interceptRoute);
063        }
064    */
065    
066        /**
067         * Applies this interceptor only if the given predicate is true
068         */
069        public ChoiceType when(Predicate predicate) {
070            ChoiceType choice = choice().when(PredicateBuilder.not(predicate));
071            choice.addOutput(proceed);
072            return choice.otherwise();
073            //return choice.proceed().otherwise();
074        }
075    
076        public ProceedType getProceed() {
077            return proceed;
078        }
079    }