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.XmlAttribute; 022 import javax.xml.bind.annotation.XmlRootElement; 023 024 import org.apache.camel.Expression; 025 import org.apache.camel.Processor; 026 import org.apache.camel.builder.ExpressionClause; 027 import org.apache.camel.builder.ProcessorBuilder; 028 import org.apache.camel.model.language.ExpressionDefinition; 029 import org.apache.camel.spi.RouteContext; 030 import org.apache.camel.util.ObjectHelper; 031 032 /** 033 * Represents an XML <setOutHeader/> element 034 */ 035 @XmlRootElement(name = "setOutHeader") 036 @XmlAccessorType(XmlAccessType.FIELD) 037 public class SetOutHeaderDefinition extends ExpressionNode { 038 @XmlAttribute(required = true) 039 private String headerName; 040 041 public SetOutHeaderDefinition() { 042 } 043 044 public SetOutHeaderDefinition(String headerName, ExpressionDefinition expression) { 045 super(expression); 046 setHeaderName(headerName); 047 } 048 049 public SetOutHeaderDefinition(String headerName, Expression expression) { 050 super(expression); 051 setHeaderName(headerName); 052 } 053 054 @Override 055 public String toString() { 056 return "SetOutHeader[" + getHeaderName() + ", " + getExpression() + "]"; 057 } 058 059 @Override 060 public String getShortName() { 061 return "setOutHeader"; 062 } 063 064 @Override 065 public Processor createProcessor(RouteContext routeContext) throws Exception { 066 ObjectHelper.notNull(getHeaderName(), "headerName", this); 067 Expression expr = getExpression().createExpression(routeContext); 068 return ProcessorBuilder.setOutHeader(getHeaderName(), expr); 069 } 070 071 public void setHeaderName(String headerName) { 072 this.headerName = headerName; 073 } 074 075 public String getHeaderName() { 076 return headerName; 077 } 078 079 // Fluent API 080 //------------------------------------------------------------------------- 081 /** 082 * Set the expression that SetOutHeaderType will use 083 * @return the builder 084 */ 085 public ExpressionClause<SetOutHeaderDefinition> expression() { 086 return ExpressionClause.createAndSetExpression(this); 087 } 088 }