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 */ 017 018 /* 019 * Copyright (c) 2007, 2008 XStream Committers. 020 * All rights reserved. 021 * 022 * The software in this package is published under the terms of the BSD 023 * style license a copy of which has been included with this distribution in 024 * the LICENSE.txt file. 025 * 026 * Created on 30. March 2007 by Joerg Schaible 027 */ 028 package org.apache.activemq.util; 029 030 import java.io.InputStream; 031 import java.io.OutputStream; 032 import java.io.Reader; 033 import java.io.Writer; 034 035 import javax.xml.stream.XMLStreamException; 036 037 import org.codehaus.jettison.mapped.Configuration; 038 import org.codehaus.jettison.mapped.MappedNamespaceConvention; 039 import org.codehaus.jettison.mapped.MappedXMLInputFactory; 040 import org.codehaus.jettison.mapped.MappedXMLOutputFactory; 041 042 import com.thoughtworks.xstream.io.HierarchicalStreamDriver; 043 import com.thoughtworks.xstream.io.HierarchicalStreamReader; 044 import com.thoughtworks.xstream.io.HierarchicalStreamWriter; 045 import com.thoughtworks.xstream.io.StreamException; 046 import com.thoughtworks.xstream.io.json.JettisonStaxWriter; 047 import com.thoughtworks.xstream.io.xml.QNameMap; 048 import com.thoughtworks.xstream.io.xml.StaxReader; 049 import com.thoughtworks.xstream.io.xml.StaxWriter; 050 051 052 /** 053 * 054 * Temporary used until XStream 1.3.2 is released 055 * 056 * Simple XStream driver wrapping Jettison's Mapped reader and writer. Serializes object from 057 * and to JSON. 058 * 059 * @author Dejan Bosanac 060 */ 061 public class JettisonMappedXmlDriver implements HierarchicalStreamDriver { 062 063 private final MappedXMLOutputFactory mof; 064 private final MappedXMLInputFactory mif; 065 private final MappedNamespaceConvention convention; 066 private boolean useSerializeAsArray = true; 067 068 public JettisonMappedXmlDriver() { 069 this(new Configuration(), true); 070 } 071 072 public JettisonMappedXmlDriver(final Configuration config, final boolean useSerializeAsArray) { 073 mof = new MappedXMLOutputFactory(config); 074 mif = new MappedXMLInputFactory(config); 075 convention = new MappedNamespaceConvention(config); 076 this.useSerializeAsArray = useSerializeAsArray; 077 } 078 079 public HierarchicalStreamReader createReader(final Reader reader) { 080 try { 081 return new StaxReader(new QNameMap(), mif.createXMLStreamReader(reader)); 082 } catch (final XMLStreamException e) { 083 throw new StreamException(e); 084 } 085 } 086 087 public HierarchicalStreamReader createReader(final InputStream input) { 088 try { 089 return new StaxReader(new QNameMap(), mif.createXMLStreamReader(input)); 090 } catch (final XMLStreamException e) { 091 throw new StreamException(e); 092 } 093 } 094 095 public HierarchicalStreamWriter createWriter(final Writer writer) { 096 try { 097 if (useSerializeAsArray) { 098 return new JettisonStaxWriter(new QNameMap(), mof.createXMLStreamWriter(writer), convention); 099 } else { 100 return new StaxWriter(new QNameMap(), mof.createXMLStreamWriter(writer)); 101 } 102 } catch (final XMLStreamException e) { 103 throw new StreamException(e); 104 } 105 } 106 107 public HierarchicalStreamWriter createWriter(final OutputStream output) { 108 try { 109 if (useSerializeAsArray) { 110 return new JettisonStaxWriter(new QNameMap(), mof.createXMLStreamWriter(output), convention); 111 } else { 112 return new StaxWriter(new QNameMap(), mof.createXMLStreamWriter(output)); 113 } 114 } catch (final XMLStreamException e) { 115 throw new StreamException(e); 116 } 117 } 118 119 }