diff options
author | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2011-07-28 11:07:25 +0000 |
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committer | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2011-07-28 11:07:25 +0000 |
commit | 2e0a5f4c1368993c8cf71b9f4b59273a323b9aff (patch) | |
tree | 595b08df45fd35819afb93a8acc2b3b24359fee4 /sca-java-2.x/branches/2.0-Beta3/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JacksonHelper.java | |
parent | 04dcd09976ecc5aa2948993b9a9a2d90d239ee44 (diff) |
Recreate 2.0-Beta3 branch from current trunk
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1151792 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-2.x/branches/2.0-Beta3/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JacksonHelper.java')
-rw-r--r-- | sca-java-2.x/branches/2.0-Beta3/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JacksonHelper.java | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta3/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JacksonHelper.java b/sca-java-2.x/branches/2.0-Beta3/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JacksonHelper.java new file mode 100644 index 0000000000..895c9e70ce --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta3/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/jackson/JacksonHelper.java @@ -0,0 +1,180 @@ +/* + * 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 java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.io.Reader; +import java.io.StringWriter; + +import javax.xml.bind.annotation.adapters.XmlAdapter; +import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter; +import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapters; + +import org.codehaus.jackson.JsonEncoding; +import org.codehaus.jackson.JsonFactory; +import org.codehaus.jackson.JsonGenerator; +import org.codehaus.jackson.JsonNode; +import org.codehaus.jackson.JsonParser; +import org.codehaus.jackson.map.AnnotationIntrospector; +import org.codehaus.jackson.map.DeserializationConfig; +import org.codehaus.jackson.map.MappingJsonFactory; +import org.codehaus.jackson.map.ObjectMapper; +import org.codehaus.jackson.map.annotate.JsonSerialize; +import org.codehaus.jackson.map.deser.CustomDeserializerFactory; +import org.codehaus.jackson.map.deser.StdDeserializerProvider; +import org.codehaus.jackson.map.introspect.JacksonAnnotationIntrospector; +import org.codehaus.jackson.map.ser.CustomSerializerFactory; +import org.codehaus.jackson.xc.JaxbAnnotationIntrospector; +import org.codehaus.jackson.xc.XmlAdapterJsonDeserializer; +import org.codehaus.jackson.xc.XmlAdapterJsonSerializer; + +/** + * + */ +public class JacksonHelper { + private final static ObjectMapper MAPPER = createMapper(); + private final static JsonFactory FACTORY = new MappingJsonFactory(createMapper()); + + public static ObjectMapper createMapper() { + return createObjectMapper(null); + } + + @SuppressWarnings({"rawtypes", "unchecked"}) + public static ObjectMapper createObjectMapper(Class<?> cls) { + ObjectMapper mapper = null; + if (cls != null) { + // Workaround for http://jira.codehaus.org/browse/JACKSON-413 + Package pkg = cls.getPackage(); + if (pkg != null) { + XmlJavaTypeAdapters adapters = pkg.getAnnotation(XmlJavaTypeAdapters.class); + if (adapters != null) { + CustomSerializerFactory serializerFactory = new CustomSerializerFactory(); + CustomDeserializerFactory deserializerFactory = new CustomDeserializerFactory(); + for (XmlJavaTypeAdapter a : adapters.value()) { + XmlAdapter xmlAdapter = null; + try { + xmlAdapter = a.value().newInstance(); + } catch (Throwable e) { + // Ignore + } + if (xmlAdapter != null) { + XmlAdapterJsonDeserializer deserializer = new XmlAdapterJsonDeserializer(xmlAdapter, null); + XmlAdapterJsonSerializer serializer = new XmlAdapterJsonSerializer(xmlAdapter, null); + deserializerFactory.addSpecificMapping(a.type(), deserializer); + serializerFactory.addGenericMapping(a.type(), serializer); + StdDeserializerProvider deserializerProvider = + new StdDeserializerProvider(deserializerFactory); + mapper = new ObjectMapper(); + mapper.setSerializerFactory(serializerFactory); + mapper.setDeserializerProvider(deserializerProvider); + } + } + } + } + } + if (mapper == null) { + mapper = new ObjectMapper(); + } + AnnotationIntrospector primary = new JaxbAnnotationIntrospector(); + AnnotationIntrospector secondary = new JacksonAnnotationIntrospector(); + AnnotationIntrospector pair = new AnnotationIntrospector.Pair(primary, secondary); + mapper.getDeserializationConfig().setAnnotationIntrospector(pair); + mapper.getDeserializationConfig().set(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.FALSE); + mapper.getSerializationConfig().setAnnotationIntrospector(pair); + mapper.getSerializationConfig().setSerializationInclusion(JsonSerialize.Inclusion.NON_NULL); + return mapper; + } + + public static JsonFactory getJsonFactory() { + return FACTORY; + } + + public static String toString(JsonNode node) { + try { + return MAPPER.writeValueAsString(node); + } catch (IOException e) { + throw new IllegalArgumentException(e); + } + } + + public static String toString(JsonParser parser) { + try { + JsonFactory jsonFactory = getJsonFactory(); + StringWriter sw = new StringWriter(); + JsonGenerator generator = jsonFactory.createJsonGenerator(sw); + JsonNode node = parser.readValueAs(JsonNode.class); + generator.writeTree(node); + return sw.toString(); + } catch (IOException e) { + throw new IllegalArgumentException(e); + } + } + + public static JsonParser createJsonParser(String content) { + JsonFactory jsonFactory = getJsonFactory(); + try { + return jsonFactory.createJsonParser(content); + } catch (IOException e) { + throw new IllegalArgumentException(e); + } + } + + public static JsonParser createJsonParser(InputStream content) { + JsonFactory jsonFactory = getJsonFactory(); + try { + return jsonFactory.createJsonParser(content); + } catch (IOException e) { + throw new IllegalArgumentException(e); + } + } + + public static JsonParser createJsonParser(Reader content) { + JsonFactory jsonFactory = getJsonFactory(); + try { + return jsonFactory.createJsonParser(content); + } catch (IOException e) { + throw new IllegalArgumentException(e); + } + } + + public static void write(JsonNode node, OutputStream out) { + try { + JsonFactory jsonFactory = getJsonFactory(); + JsonGenerator generator = jsonFactory.createJsonGenerator(out, JsonEncoding.UTF8); + generator.writeTree(node); + } catch (IOException e) { + throw new IllegalArgumentException(e); + } + } + + public static void write(JsonParser parser, OutputStream out) { + try { + JsonFactory jsonFactory = getJsonFactory(); + JsonGenerator generator = jsonFactory.createJsonGenerator(out, JsonEncoding.UTF8); + JsonNode node = parser.readValueAs(JsonNode.class); + generator.writeTree(node); + } catch (IOException e) { + throw new IllegalArgumentException(e); + } + } + +} |