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 }