Initial commit

foudations/mogo-utils/src/main/java/com/mogo/utils/ReflectUtils.java

@@ -0,0 +1,73 @@
+package com.mogo.utils;
+
+import android.util.Log;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+
+
+@SuppressWarnings("rawtypes")
+public class ReflectUtils {
+
+    public static Object getField( Class clazz, Object target, String name) throws Exception {
+        Field field = clazz.getDeclaredField(name);
+        field.setAccessible(true);
+        return field.get(target);
+    }
+
+    public static void setField( Class clazz, Object target, String name, Object value) throws Exception {
+        Field field = clazz.getDeclaredField(name);
+        field.setAccessible(true);
+        field.set(target, value);
+    }
+
+    public static void setFieldNoException( Class clazz, Object target, String name, Object value) {
+        try {
+            ReflectUtils.setField(clazz, target, name, value);
+        } catch ( Exception e) {
+            Log.e("ReflectUtil",e.getMessage(),e);
+        }
+    }
+
+    @SuppressWarnings("unchecked")
+    public static Object invoke( Class clazz, Object target, String name, Object... args)
+            throws Exception {
+        Class[] parameterTypes = null;
+        if (args != null) {
+            parameterTypes = new Class[args.length];
+            for (int i = 0; i < args.length; i++) {
+                parameterTypes[i] = args[i].getClass();
+            }
+        }
+
+        Method method = clazz.getDeclaredMethod(name, parameterTypes);
+        method.setAccessible(true);
+        return method.invoke(target, args);
+    }
+
+    @SuppressWarnings("unchecked")
+    public static Object invoke( Class clazz, Object target, String name, Class[] parameterTypes, Object... args)
+            throws Exception {
+        Method method = clazz.getDeclaredMethod(name, parameterTypes);
+        method.setAccessible(true);
+        return method.invoke(target, args);
+    }
+
+    @SuppressWarnings("unchecked")
+    public static <T> T invokeConstructor( Class<T> clazz, Class[] parameterTypes, Object... args)
+            throws Exception {
+        Constructor constructor = clazz.getDeclaredConstructor(parameterTypes);
+        constructor.setAccessible(true);
+        return (T) constructor.newInstance(args);
+    }
+
+    @SuppressWarnings("unchecked")
+    public static <T> T invokeConstructor( Class<T> clazz)
+            throws Exception {
+        Constructor constructor = clazz.getDeclaredConstructor();
+        constructor.setAccessible(true);
+        return (T) constructor.newInstance();
+    }
+
+}