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 java.util.Collections;
020    import java.util.List;
021    import javax.xml.bind.annotation.XmlAccessType;
022    import javax.xml.bind.annotation.XmlAccessorType;
023    import javax.xml.bind.annotation.XmlAttribute;
024    import javax.xml.bind.annotation.XmlRootElement;
025    
026    import org.apache.camel.Processor;
027    import org.apache.camel.processor.RollbackProcessor;
028    import org.apache.camel.spi.RouteContext;
029    
030    /**
031     * Represents an XML <rollback/> element
032     */
033    @XmlRootElement(name = "rollback")
034    @XmlAccessorType(XmlAccessType.FIELD)
035    public class RollbackDefinition extends ProcessorDefinition<RollbackDefinition> {
036    
037        @XmlAttribute
038        private Boolean markRollbackOnly;
039        @XmlAttribute
040        private Boolean markRollbackOnlyLast;
041        @XmlAttribute
042        private String message;
043    
044        public RollbackDefinition() {
045        }
046    
047        public RollbackDefinition(String message) {
048            this.message = message;
049        }
050    
051        public String getMessage() {
052            return message;
053        }
054        
055        @Override
056        public String getShortName() {
057            return "rollback";
058        }
059    
060        @Override
061        public String toString() {
062            if (message != null) {
063                return "Rollback[" + message + "]";
064            } else {
065                return "Rollback";
066            }
067        }
068    
069        @Override
070        public Processor createProcessor(RouteContext routeContext) {
071            // validate that only either mark rollbacks is chosen and not both
072            if (markRollbackOnly != null && markRollbackOnly.booleanValue()
073                && markRollbackOnlyLast != null && markRollbackOnlyLast.booleanValue()) {
074                throw new IllegalArgumentException("Only either one of markRollbackOnly and markRollbackOnlyLast is possible to select as true");
075            }
076    
077            RollbackProcessor answer = new RollbackProcessor(message);
078            answer.setMarkRollbackOnly(markRollbackOnly != null ? markRollbackOnly : false);
079            answer.setMarkRollbackOnlyLast(markRollbackOnlyLast != null ? markRollbackOnlyLast : false);
080            return answer;
081        }
082    
083        @Override
084        @SuppressWarnings("unchecked")
085        public List<ProcessorDefinition> getOutputs() {
086            return Collections.EMPTY_LIST;
087        }
088    
089        public Boolean isMarkRollbackOnly() {
090            return markRollbackOnly;
091        }
092    
093        public void setMarkRollbackOnly(Boolean markRollbackOnly) {
094            this.markRollbackOnly = markRollbackOnly;
095        }
096    
097        public Boolean isMarkRollbackOnlyLast() {
098            return markRollbackOnlyLast;
099        }
100    
101        public void setMarkRollbackOnlyLast(Boolean markRollbackOnlyLast) {
102            this.markRollbackOnlyLast = markRollbackOnlyLast;
103        }
104    }