diff options
Diffstat (limited to 'sca-java-1.x/trunk/modules/databinding-json-2-x/src/main/java/org/apache/tuscany/sca/databinding/json2x/jackson/JacksonHelper.java')
-rw-r--r-- | sca-java-1.x/trunk/modules/databinding-json-2-x/src/main/java/org/apache/tuscany/sca/databinding/json2x/jackson/JacksonHelper.java | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/sca-java-1.x/trunk/modules/databinding-json-2-x/src/main/java/org/apache/tuscany/sca/databinding/json2x/jackson/JacksonHelper.java b/sca-java-1.x/trunk/modules/databinding-json-2-x/src/main/java/org/apache/tuscany/sca/databinding/json2x/jackson/JacksonHelper.java new file mode 100644 index 0000000000..d460a9f92a --- /dev/null +++ b/sca-java-1.x/trunk/modules/databinding-json-2-x/src/main/java/org/apache/tuscany/sca/databinding/json2x/jackson/JacksonHelper.java @@ -0,0 +1,128 @@ +/*
+ * 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.json2x.jackson;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.Reader;
+import java.io.StringWriter;
+
+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.ObjectMapper;
+import org.codehaus.jackson.map.introspect.JacksonAnnotationIntrospector;
+import org.codehaus.jackson.xc.JaxbAnnotationIntrospector;
+
+/**
+ *
+ */
+public class JacksonHelper {
+ public static ObjectMapper createObjectMapper() {
+ ObjectMapper mapper = new ObjectMapper();
+ AnnotationIntrospector primary = new JaxbAnnotationIntrospector();
+ AnnotationIntrospector secondary = new JacksonAnnotationIntrospector();
+ AnnotationIntrospector pair = new AnnotationIntrospector.Pair(primary, secondary);
+ mapper.getDeserializationConfig().setAnnotationIntrospector(pair);
+ // [rfeng] To avoid complaints about javaClass
+ mapper.getDeserializationConfig().set(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.FALSE);
+ mapper.getSerializationConfig().setAnnotationIntrospector(pair);
+ return mapper;
+ }
+
+ public static String toString(JsonNode node) {
+ try {
+ JsonFactory jsonFactory = new JsonFactory();
+ StringWriter sw = new StringWriter();
+ JsonGenerator generator = jsonFactory.createJsonGenerator(sw);
+ generator.writeTree(node);
+ return sw.toString();
+ } catch (IOException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+
+ public static String toString(JsonParser parser) {
+ try {
+ JsonFactory jsonFactory = new JsonFactory();
+ 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 = new JsonFactory();
+ try {
+ return jsonFactory.createJsonParser(content);
+ } catch (IOException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+
+ public static JsonParser createJsonParser(InputStream content) {
+ JsonFactory jsonFactory = new JsonFactory();
+ try {
+ return jsonFactory.createJsonParser(content);
+ } catch (IOException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+
+ public static JsonParser createJsonParser(Reader content) {
+ JsonFactory jsonFactory = new JsonFactory();
+ try {
+ return jsonFactory.createJsonParser(content);
+ } catch (IOException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+
+ public static void write(JsonNode node, OutputStream out) {
+ try {
+ JsonFactory jsonFactory = new JsonFactory();
+ 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 = new JsonFactory();
+ JsonGenerator generator = jsonFactory.createJsonGenerator(out, JsonEncoding.UTF8);
+ JsonNode node = parser.readValueAs(JsonNode.class);
+ generator.writeTree(node);
+ } catch (IOException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+
+}
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