diff options
author | rfeng <rfeng@13f79535-47bb-0310-9956-ffa450edef68> | 2010-03-28 05:25:51 +0000 |
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committer | rfeng <rfeng@13f79535-47bb-0310-9956-ffa450edef68> | 2010-03-28 05:25:51 +0000 |
commit | 316a61d28feb70e846b4b2140b798d6e85e517a2 (patch) | |
tree | 6c626f6313e51aba315efa772adddc453b4a4655 /sca-java-2.x/trunk/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JSON2Object.java | |
parent | 7c5f0b396782c002554b343eb960923f2504dcf6 (diff) |
Update jackson and jettision to latest versions
Add more transformers
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@928344 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-2.x/trunk/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JSON2Object.java')
-rw-r--r-- | sca-java-2.x/trunk/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JSON2Object.java | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/sca-java-2.x/trunk/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JSON2Object.java b/sca-java-2.x/trunk/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JSON2Object.java new file mode 100644 index 0000000000..43dfc52975 --- /dev/null +++ b/sca-java-2.x/trunk/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JSON2Object.java @@ -0,0 +1,83 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.databinding.json.jackson; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.javabeans.JavaBeansDataBinding; +import org.apache.tuscany.sca.databinding.json.JSONDataBinding; +import org.codehaus.jackson.JsonNode; +import org.codehaus.jackson.JsonParser; +import org.codehaus.jackson.map.AnnotationIntrospector; +import org.codehaus.jackson.map.ObjectMapper; +import org.codehaus.jackson.map.introspect.JacksonAnnotationIntrospector; +import org.codehaus.jackson.map.type.TypeFactory; +import org.codehaus.jackson.type.JavaType; +import org.codehaus.jackson.xc.JaxbAnnotationIntrospector; + +/** + * @version $Rev$ $Date$ + */ +public class JSON2Object implements PullTransformer<Object, Object> { + private ObjectMapper mapper; + + public JSON2Object() { + super(); + mapper = new ObjectMapper(); + AnnotationIntrospector primary = new JacksonAnnotationIntrospector(); + AnnotationIntrospector secondary = new JaxbAnnotationIntrospector(); + AnnotationIntrospector pair = new AnnotationIntrospector.Pair(primary, secondary); + mapper.getDeserializationConfig().setAnnotationIntrospector(pair); + mapper.getSerializationConfig().setAnnotationIntrospector(pair); + } + + public Object transform(Object source, TransformationContext context) { + if (source == null) { + return null; + } + + try { + JavaType javaType = TypeFactory.type(context.getTargetDataType().getGenericType()); + if (source instanceof String) { + return mapper.readValue((String)source, javaType); + } else if (source instanceof JsonNode) { + return mapper.treeToValue((JsonNode)source, context.getTargetDataType().getPhysical()); + } else if (source instanceof JsonParser) { + return mapper.readValue((JsonParser)source, javaType); + } + return null; + } catch (Exception e) { + throw new TransformationException(e); + } + } + + public String getSourceDataBinding() { + return JSONDataBinding.NAME; + } + + public String getTargetDataBinding() { + return JavaBeansDataBinding.NAME; + } + + public int getWeight() { + return 5000; + } +} |