fix param parse for avobject in lean engine

Author: jwfing

leanengine/src/main/java/cn/leancloud/EngineFunctionParamInfo.java

@@ -28,7 +28,7 @@ public Class getType() {
 
   public Object parseParams(String content) {
     if (AVObject.class.isAssignableFrom(type)) {
-      return Utils.getParsedObject(JSON.parseObject(content));
+      return Utils.getObjectFrom(JSON.parseObject(content));
     } else {
       if (Map.class.isAssignableFrom(type)) {
         return parseParams((Map) JSON.parseObject(content, type));

leanengine/src/test/java/cn/leancloud/DummyEngineFunction.java

@@ -0,0 +1,20 @@
+package cn.leancloud;
+
+public class DummyEngineFunction {
+  @EngineFunction("averageStars")
+  public static float getAverageStars(@EngineFunctionParam("movie") String movie)
+          throws AVException {
+    System.out.println("want to get average stars for movie: " + movie);
+    return 3.0f;
+  }
+
+  @EngineFunction("dumpObject")
+  public static int dumpObject(@EngineFunctionParam("object") AVObject data)
+          throws AVException {
+    if (null == data) {
+      return -1;
+    }
+    System.out.println(data.toJSONString());
+    return 0;
+  }
+}

leanengine/src/test/java/cn/leancloud/LeanEngineTest.java

@@ -0,0 +1,38 @@
+package cn.leancloud;
+
+import cn.leancloud.core.AVOSCloud;
+import cn.leancloud.core.AppConfiguration;
+import cn.leancloud.logging.Log4jAdapter;
+import junit.framework.TestCase;
+
+public class LeanEngineTest extends TestCase {
+  public LeanEngineTest(String name) {
+    super(name);
+    AppConfiguration.setLogAdapter(new Log4jAdapter());
+    AVOSCloud.setRegion(AVOSCloud.REGION.NorthChina);
+    AVOSCloud.setLogLevel(AVLogger.Level.VERBOSE);
+    AVOSCloud.initialize(Configure.TEST_APP_ID, Configure.TEST_APP_KEY);
+  }
+
+  public void testRegisterAndParseEngineFunction() throws Exception {
+    LeanEngine.register(DummyEngineFunction.class);
+    String commonJsonParams = "{\"movie\":\"12 Monkeys\"}";
+    String objectParams = "{\"object\":{\"__type\": \"Object\",\n" +
+            "  \"className\": \"Post\",\n" +
+            "  \"objectId\": \"55a39634e4b0ed48f0c1845c\",\n" +
+            "  \"movie\": \"夏洛特烦恼\",\n" +
+            "  \"stars\": 5,\n" +
+            "  \"comment\": \"夏洛一梦，笑成麻花\"\n" +
+            "}}";
+
+    EngineHandlerInfo commonJsonParamsHandler = LeanEngine.getHandler("averageStars");
+    assertTrue(null != commonJsonParamsHandler);
+    Object paramObject = commonJsonParamsHandler.parseParams(commonJsonParams);
+    assertTrue(paramObject != null);
+
+    EngineHandlerInfo objectParamsHandler = LeanEngine.getHandler("dumpObject");
+    assertTrue(null != objectParamsHandler);
+    paramObject = objectParamsHandler.parseParams(objectParams);
+    assertTrue(((Object[])paramObject)[0] instanceof AVObject);
+  }
+}