diff --git a/pom.xml b/pom.xml
index 0bbd3eb..d486151 100644
--- a/pom.xml
+++ b/pom.xml
@@ -92,6 +92,11 @@
 			<artifactId>Vault</artifactId>
 			<version>1.5.6</version>
 		</dependency>
+		<dependency>
+			<groupId>javax.mail</groupId>
+			<artifactId>mail</artifactId>
+			<version>1.4.7</version>
+		</dependency>
 		<dependency>
 			<groupId>org.spigotmc</groupId>
 			<artifactId>spigot1102</artifactId>
diff --git a/src/main/java/pw/yumc/YumCore/bukkit/Log.java b/src/main/java/pw/yumc/YumCore/bukkit/Log.java
index c5aa2c4..e27aa25 100644
--- a/src/main/java/pw/yumc/YumCore/bukkit/Log.java
+++ b/src/main/java/pw/yumc/YumCore/bukkit/Log.java
@@ -40,18 +40,6 @@ public class Log {
         logger.addHandler(handler);
     }
 
-    /**
-     * Sends console a message
-     *
-     * @param message
-     *            Message to be displayed
-     */
-    public static void console(final String... msg) {
-        for (final String str : msg) {
-            console(str);
-        }
-    }
-
     /**
      * Sends console a message
      *
@@ -74,6 +62,18 @@ public class Log {
         console.sendMessage(prefix + String.format(message, object));
     }
 
+    /**
+     * Sends console a message
+     *
+     * @param message
+     *            Message to be displayed
+     */
+    public static void console(final String[] msg) {
+        for (final String str : msg) {
+            console(str);
+        }
+    }
+
     /**
      * 调试消息
      *
diff --git a/src/main/java/pw/yumc/YumCore/utils/ReflectUtil.java b/src/main/java/pw/yumc/YumCore/utils/ReflectUtil.java
new file mode 100644
index 0000000..848cff9
--- /dev/null
+++ b/src/main/java/pw/yumc/YumCore/utils/ReflectUtil.java
@@ -0,0 +1,208 @@
+package pw.yumc.YumCore.utils;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Minecraft反射类
+ *
+ * @since 2015年12月14日 下午1:35:11
+ * @author 许凯
+ */
+@SuppressWarnings("all")
+public class ReflectUtil {
+
+    public static Field getDeclaredFieldByName(final Class source, final String name) {
+        try {
+            final Field field = source.getDeclaredField(name);
+            field.setAccessible(true);
+            return field;
+        } catch (final Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public static List<Field> getDeclaredFieldByType(final Class source, final Class type) {
+        final List<Field> list = new ArrayList<>();
+        for (final Field field : source.getDeclaredFields()) {
+            if (field.getType() == type) {
+                field.setAccessible(true);
+                list.add(field);
+            }
+        }
+        return list;
+    }
+
+    public static Method getDeclaredMethod(final Class clzz, final String methodName, final Class... args) {
+        try {
+            return clzz.getDeclaredMethod(methodName, args);
+        } catch (final Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public static Method getDeclaredMethodByNameAndParams(final Class source, final String name, final Class... args) {
+        for (final Method method : findMethodByParams(source.getDeclaredMethods(), args)) {
+            if (method.getName().equals(name)) {
+                return method;
+            }
+        }
+        return null;
+    }
+
+    public static List<Method> getDeclaredMethodByNameAndType(final Class source, final String name, final Class returnType) {
+        final List<Method> methods = new ArrayList<>();
+        for (final Method method : source.getDeclaredMethods()) {
+            if (method.getName().equals(name) && method.getReturnType().equals(returnType)) {
+                methods.add(method);
+            }
+        }
+        return methods;
+    }
+
+    public static List<Method> getDeclaredMethodByParams(final Class source, final Class... args) {
+        return findMethodByParams(source.getDeclaredMethods(), args);
+    }
+
+    public static List<Method> getDeclaredMethodByParamsAndType(final Class source, final Class returnType, final Class... args) {
+        final List<Method> methods = new ArrayList<>();
+        for (final Method method : findMethodByParams(source.getDeclaredMethods(), args)) {
+            if (method.getReturnType().equals(returnType)) {
+                methods.add(method);
+            }
+        }
+        return methods;
+    }
+
+    public static List<Method> getDeclaredMethodByType(final Class source, final Class returnType) {
+        final List<Method> methods = new ArrayList<>();
+        for (final Method method : source.getDeclaredMethods()) {
+            if (method.getReturnType().equals(returnType)) {
+                methods.add(method);
+            }
+        }
+        return methods;
+    }
+
+    public static Field getFieldByName(final Class source, final String name) {
+        try {
+            final Field field = source.getField(name);
+            field.setAccessible(true);
+            return field;
+        } catch (final Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public static List<Field> getFieldByType(final Class source, final Class type) {
+        final List<Field> list = new ArrayList<>();
+        for (final Field field : source.getFields()) {
+            if (field.getType() == type) {
+                field.setAccessible(true);
+                list.add(field);
+            }
+        }
+        return list;
+    }
+
+    public static Object getHandle(final Object bukkitObj) {
+        try {
+            return bukkitObj.getClass().getMethod("getHandle").invoke(bukkitObj);
+        } catch (final Exception e) {
+        }
+        return null;
+    }
+
+    public static Method getMethodByNameAndParams(final Class source, final String name, final Class... args) {
+        for (final Method method : findMethodByParams(source.getMethods(), args)) {
+            if (method.getName().equals(name)) {
+                return method;
+            }
+        }
+        return null;
+    }
+
+    public static List<Method> getMethodByNameAndType(final Class source, final String name, final Class returnType) {
+        final List<Method> methods = new ArrayList<>();
+        for (final Method method : source.getMethods()) {
+            if (method.getName().equals(name) && method.getReturnType().equals(returnType)) {
+                methods.add(method);
+            }
+        }
+        return methods;
+    }
+
+    public static List<Method> getMethodByParams(final Class source, final Class... args) {
+        return findMethodByParams(source.getMethods(), args);
+    }
+
+    public static List<Method> getMethodByParamsAndType(final Class source, final Class returnType, final Class... args) {
+        final List<Method> methods = new ArrayList<>();
+        for (final Method method : findMethodByParams(source.getMethods(), args)) {
+            if (method.getReturnType().equals(returnType)) {
+                methods.add(method);
+            }
+        }
+        return methods;
+    }
+
+    public static List<Method> getMethodByType(final Class source, final Class returnType) {
+        final List<Method> methods = new ArrayList<>();
+        for (final Method method : source.getMethods()) {
+            if (method.getReturnType().equals(returnType)) {
+                methods.add(method);
+            }
+        }
+        return methods;
+    }
+
+    public static void invokeMethod(final Object object, final String methodName, final Class arg, final Object value) {
+        try {
+            final Method m = object.getClass().getDeclaredMethod(methodName, arg);
+            m.invoke(object, value);
+        } catch (final Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    public static void invokeMethod(final Object object, final String methodName, final Class[] args, final Object[] value) {
+        try {
+            final Method m = object.getClass().getDeclaredMethod(methodName, args);
+            m.invoke(object, value);
+        } catch (final Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    public static void invokeMethod(final Object object, final String methodName, final Object value) {
+        try {
+            final Method m = object.getClass().getDeclaredMethod(methodName, value.getClass());
+            m.invoke(object, value);
+        } catch (final Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    private static List<Method> findMethodByParams(final Method[] methods, final Class... args) {
+        final List<Method> list = new ArrayList<>();
+        start:
+        for (final Method method : methods) {
+            if (method.getParameterTypes().length == args.length) {
+                final Class[] array = method.getParameterTypes();
+                for (int i = 0; i < args.length; i++) {
+                    if (!array[i].equals(args[i])) {
+                        continue start;
+                    }
+                }
+                method.setAccessible(true);
+                list.add(method);
+            }
+        }
+        return list;
+    }
+}