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 java.nio.charset.Charset; 020import java.nio.charset.UnsupportedCharsetException; 021import javax.xml.bind.annotation.XmlAccessType; 022import javax.xml.bind.annotation.XmlAccessorType; 023import javax.xml.bind.annotation.XmlAttribute; 024import javax.xml.bind.annotation.XmlRootElement; 025import javax.xml.bind.annotation.XmlTransient; 026 027import org.apache.camel.Processor; 028import org.apache.camel.processor.ConvertBodyProcessor; 029import org.apache.camel.spi.Metadata; 030import org.apache.camel.spi.RouteContext; 031 032/** 033 * Converts the message body to another type 034 */ 035@Metadata(label = "eip,transformation") 036@XmlRootElement(name = "convertBodyTo") 037@XmlAccessorType(XmlAccessType.FIELD) 038public class ConvertBodyDefinition extends NoOutputDefinition<ConvertBodyDefinition> { 039 @XmlAttribute(required = true) 040 private String type; 041 @XmlAttribute 042 private String charset; 043 @XmlTransient 044 private Class<?> typeClass; 045 046 public ConvertBodyDefinition() { 047 } 048 049 public ConvertBodyDefinition(String type) { 050 setType(type); 051 } 052 053 public ConvertBodyDefinition(Class<?> typeClass) { 054 setTypeClass(typeClass); 055 setType(typeClass.getCanonicalName()); 056 } 057 058 public ConvertBodyDefinition(Class<?> typeClass, String charset) { 059 setTypeClass(typeClass); 060 setType(typeClass.getCanonicalName()); 061 setCharset(charset); 062 } 063 064 @Override 065 public String toString() { 066 return "ConvertBodyTo[" + getType() + "]"; 067 } 068 069 @Override 070 public String getLabel() { 071 return "convertBodyTo[" + getType() + "]"; 072 } 073 074 public static void validateCharset(String charset) throws UnsupportedCharsetException { 075 if (charset != null) { 076 if (Charset.isSupported(charset)) { 077 Charset.forName(charset); 078 return; 079 } 080 } 081 throw new UnsupportedCharsetException(charset); 082 } 083 084 @Override 085 public Processor createProcessor(RouteContext routeContext) throws Exception { 086 if (typeClass == null && type != null) { 087 typeClass = routeContext.getCamelContext().getClassResolver().resolveMandatoryClass(type); 088 } 089 090 // validate charset 091 if (charset != null) { 092 validateCharset(charset); 093 } 094 095 return new ConvertBodyProcessor(getTypeClass(), getCharset()); 096 } 097 098 public String getType() { 099 return type; 100 } 101 102 /** 103 * The java type to convert to 104 */ 105 public void setType(String type) { 106 this.type = type; 107 } 108 109 public Class<?> getTypeClass() { 110 return typeClass; 111 } 112 113 public void setTypeClass(Class<?> typeClass) { 114 this.typeClass = typeClass; 115 } 116 117 public String getCharset() { 118 return charset; 119 } 120 121 /** 122 * To use a specific charset when converting 123 */ 124 public void setCharset(String charset) { 125 this.charset = charset; 126 } 127}