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 */ 017package org.apache.camel.model; 018 019import javax.xml.bind.annotation.XmlAccessType; 020import javax.xml.bind.annotation.XmlAccessorType; 021import javax.xml.bind.annotation.XmlRootElement; 022 023import org.apache.camel.Expression; 024import org.apache.camel.Processor; 025import org.apache.camel.model.language.ExpressionDefinition; 026import org.apache.camel.processor.SetBodyProcessor; 027import org.apache.camel.spi.Metadata; 028import org.apache.camel.spi.RouteContext; 029 030/** 031 * Sets the contents of the message body 032 */ 033@Metadata(label = "eip,transformation") 034@XmlRootElement(name = "setBody") 035@XmlAccessorType(XmlAccessType.FIELD) 036public class SetBodyDefinition extends NoOutputExpressionNode { 037 038 public SetBodyDefinition() { 039 } 040 041 public SetBodyDefinition(Expression expression) { 042 super(expression); 043 } 044 045 @Override 046 public String toString() { 047 return "SetBody[" + getExpression() + "]"; 048 } 049 050 @Override 051 public String getShortName() { 052 return "setBody"; 053 } 054 055 @Override 056 public String getLabel() { 057 return "setBody[" + getExpression() + "]"; 058 } 059 060 @Override 061 public Processor createProcessor(RouteContext routeContext) throws Exception { 062 Expression expr = getExpression().createExpression(routeContext); 063 return new SetBodyProcessor(expr); 064 } 065 066 /** 067 * Expression that returns the new body to use 068 */ 069 @Override 070 public void setExpression(ExpressionDefinition expression) { 071 // override to include javadoc what the expression is used for 072 super.setExpression(expression); 073 } 074}