1 files changed, 106 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/JSONHelper.java b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/JSONHelper.java
new file mode 100644
index 0000000000..29b2fea649
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/JSONHelper.java
@@ -0,0 +1,106 @@
+/*
+ * 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;
+
+import java.util.Collection;
+
+import org.apache.tuscany.sca.databinding.json.jackson.JacksonHelper;
+import org.codehaus.jackson.JsonNode;
+import org.codehaus.jackson.JsonParser;
+import org.codehaus.jettison.json.JSONException;
+import org.codehaus.jettison.json.JSONObject;
+import org.apache.wink.json4j.JSONArray;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JSONHelper {
+    private JSONHelper() {
+
+    }
+
+    /**
+     * Convert to Jettison JSONObject
+     * @param source
+     * @return
+     */
+    public static JSONObject toJettison(Object source) {
+        JSONObject json = null;
+        if (source instanceof JSONObject) {
+            json = (JSONObject)source;
+        } else if (source instanceof org.apache.wink.json4j.JSONObject || source instanceof String) {
+            json = stringToJettision(source.toString());
+        } else if (source instanceof JsonNode) {
+            json = stringToJettision(JacksonHelper.toString((JsonNode)source));
+        } else if (source instanceof JsonParser) {
+            json = stringToJettision(JacksonHelper.toString((JsonParser)source));
+        }
+        return json;
+    }
+
+    private static JSONObject stringToJettision(String content) {
+        try {
+            return new JSONObject(content);
+        } catch (JSONException e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+
+    /**
+     * Convert to org.apache.wink.json4j.JSONObject
+     * @param source
+     * @return
+     */
+    public static org.apache.wink.json4j.JSONObject toJSONOrg(Object source) {
+        org.apache.wink.json4j.JSONObject json = null;
+        if (source instanceof JSONObject) {
+            try {
+                json = new org.apache.wink.json4j.JSONObject(((JSONObject)source).toString());
+            } catch (org.apache.wink.json4j.JSONException e) {
+                throw new IllegalArgumentException(e);
+            }
+        } else if (source instanceof org.apache.wink.json4j.JSONObject) {
+            json = (org.apache.wink.json4j.JSONObject)source;
+        }
+        return json;
+    }
+
+    public static Object toJSON(String json, Class<?> type) {
+        if (type == JSONObject.class) {
+            try {
+                return new JSONObject(json);
+            } catch (JSONException e) {
+                throw new IllegalArgumentException(e);
+            }
+        } else {
+            if (type == null) {
+                type = org.apache.wink.json4j.JSONObject.class;
+            }
+            try {
+                if (type == JSONArray.class || type.isArray() || Collection.class.isAssignableFrom(type)) {
+                    return new JSONArray(json);
+                }
+                return JacksonHelper.MAPPER.readValue(json, org.apache.wink.json4j.JSONObject.class);
+            } catch (Exception e) {
+                throw new IllegalArgumentException(e);
+            }
+        }
+    }
+}