Update 8756: fix core/utils unit test

Author: weizhouapache

core/src/main/java/com/cloud/agent/transport/ArrayTypeAdaptor.java

@@ -75,13 +75,17 @@ public T[] deserialize(JsonElement json, Type typeOfT, JsonDeserializationContex
             try {
                 clazz = Class.forName(name);
             } catch (ClassNotFoundException e) {
-                throw new CloudRuntimeException("can't find " + name);
+                throw new JsonParseException("can't find " + name);
             }
             T cmd = (T)_gson.fromJson(entry.getValue(), clazz);
             cmds.add(cmd);
         }
-        Class<?> type = ((Class<?>)typeOfT).getComponentType();
-        T[] ts = (T[])Array.newInstance(type, cmds.size());
-        return cmds.toArray(ts);
+        try {
+            Class<?> type =  Class.forName(typeOfT.getTypeName().replace("[]", ""));
+            T[] ts = (T[])Array.newInstance(type, cmds.size());
+            return cmds.toArray(ts);
+        } catch (ClassNotFoundException e) {
+            throw new CloudRuntimeException("can't find " + typeOfT.getTypeName());
+        }
     }
 }

utils/src/test/java/com/cloud/utils/LogUtilsTest.java

@@ -24,7 +24,7 @@ public class LogUtilsTest {
 
     @Test
     public void logGsonWithoutExceptionTestLogCorrectlyPrimitives() {
-        String expected = "test primitives: int [1], double [1.11], float [1.2222], boolean [true], null [], char [\"c\"].";
+        String expected = "test primitives: int [1], double [1.11], float [1.2222], boolean [true], null [null], char [\"c\"].";
         String log = LogUtils.logGsonWithoutException("test primitives: int [%s], double [%s], float [%s], boolean [%s], null [%s], char [%s].",
                 1, 1.11d, 1.2222f, true, null, 'c');
         assertEquals(expected, log);