diff --git a/weixin4j-server/src/main/java/com/foxinmy/weixin4j/util/ClassUtil.java b/weixin4j-server/src/main/java/com/foxinmy/weixin4j/util/ClassUtil.java
index c8046629..54fcd9b7 100644
--- a/weixin4j-server/src/main/java/com/foxinmy/weixin4j/util/ClassUtil.java
+++ b/weixin4j-server/src/main/java/com/foxinmy/weixin4j/util/ClassUtil.java
@@ -28,180 +28,192 @@ import java.util.jar.JarFile;
  * @see
  */
 public final class ClassUtil {
-    private final static String POINT = ".";
-    private final static String CLASS = ".class";
+	private final static String POINT = ".";
+	private final static String CLASS = ".class";
 
-    /**
-     * 获取某个包下所有的class信息
-     *
-     * @param packageName
-     *            包名
-     * @return
-     */
-    public static List<Class<?>> getClasses(String packageName) {
-        String packageFileName = packageName.replace(POINT, File.separator);
-        URL fullPath = getDefaultClassLoader().getResource(packageFileName);
-        String protocol = fullPath.getProtocol();
-        if (protocol.equals(ServerToolkits.PROTOCOL_FILE)) {
-            try {
-                File dir = new File(fullPath.toURI());
-                return findClassesByFile(dir, packageName);
-            } catch (URISyntaxException e) {
-                throw new RuntimeException(e);
-            }
-        } else if (protocol.equals(ServerToolkits.PROTOCOL_JAR)) {
-            try {
-                return findClassesByJar(((JarURLConnection) fullPath.openConnection()).getJarFile(), packageName);
-            } catch (IOException e) {
-                throw new RuntimeException(e);
-            }
-        }
-        return null;
-    }
+	/**
+	 * 获取某个包下所有的class信息
+	 *
+	 * @param packageName
+	 *            包名
+	 * @return
+	 */
+	public static List<Class<?>> getClasses(String packageName) {
+		String packageFileName = packageName.replace(POINT, File.separator);
+		URL fullPath = getDefaultClassLoader().getResource(packageFileName);
+		if (fullPath == null) {
+			fullPath = ClassUtil.class.getClassLoader().getResource(
+					packageFileName);
+		}
+		String protocol = fullPath.getProtocol();
+		if (protocol.equals(ServerToolkits.PROTOCOL_FILE)) {
+			try {
+				File dir = new File(fullPath.toURI());
+				return findClassesByFile(dir, packageName);
+			} catch (URISyntaxException e) {
+				throw new RuntimeException(e);
+			}
+		} else if (protocol.equals(ServerToolkits.PROTOCOL_JAR)) {
+			try {
+				return findClassesByJar(
+						((JarURLConnection) fullPath.openConnection())
+								.getJarFile(),
+						packageName);
+			} catch (IOException e) {
+				throw new RuntimeException(e);
+			}
+		}
+		return null;
+	}
 
-    /**
-     * 扫描目录下所有的class对象
-     *
-     * @param dir
-     *            文件目录
-     * @param packageName
-     *            包的全限类名
-     * @return
-     */
-    private static List<Class<?>> findClassesByFile(File dir, String packageName) {
-        List<Class<?>> classes = new ArrayList<Class<?>>();
-        File[] files = dir.listFiles(new FilenameFilter() {
-            @Override
-            public boolean accept(File file, String name) {
-                return file.isDirectory() || file.getName().endsWith(CLASS);
-            }
-        });
-        if (files != null) {
-            for (File file : files) {
-                if (file.isDirectory()) {
-                    classes.addAll(findClassesByFile(file, packageName + POINT + file.getName()));
-                } else {
-                    try {
-                        classes.add(Class.forName(packageName + POINT + file.getName().replace(CLASS, "")));
-                    } catch (ClassNotFoundException e) {
-                        ;
-                    }
-                }
-            }
-        }
-        return classes;
-    }
+	/**
+	 * 扫描目录下所有的class对象
+	 *
+	 * @param dir
+	 *            文件目录
+	 * @param packageName
+	 *            包的全限类名
+	 * @return
+	 */
+	private static List<Class<?>> findClassesByFile(File dir, String packageName) {
+		List<Class<?>> classes = new ArrayList<Class<?>>();
+		File[] files = dir.listFiles(new FilenameFilter() {
+			@Override
+			public boolean accept(File file, String name) {
+				return file.isDirectory() || file.getName().endsWith(CLASS);
+			}
+		});
+		if (files != null) {
+			for (File file : files) {
+				if (file.isDirectory()) {
+					classes.addAll(findClassesByFile(file, packageName + POINT
+							+ file.getName()));
+				} else {
+					try {
+						classes.add(Class.forName(packageName + POINT
+								+ file.getName().replace(CLASS, "")));
+					} catch (ClassNotFoundException e) {
+						;
+					}
+				}
+			}
+		}
+		return classes;
+	}
 
-    /**
-     * 扫描jar包下所有的class对象
-     *
-     * @param jar
-     *            jar包对象
-     * @param packageName
-     *            包的全限类名
-     * @return
-     */
-    private static List<Class<?>> findClassesByJar(JarFile jar, String packageName) {
-        List<Class<?>> classes = new ArrayList<Class<?>>();
-        Enumeration<JarEntry> jarEntries = jar.entries();
-        while (jarEntries.hasMoreElements()) {
-            JarEntry jarEntry = jarEntries.nextElement();
-            if (jarEntry.isDirectory()) {
-                continue;
-            }
-            String className = jarEntry.getName().replace(File.separator, POINT);
-            if (!className.startsWith(packageName) || !className.endsWith(CLASS)) {
-                continue;
-            }
-            try {
-                classes.add(Class.forName(className.replace(CLASS, "")));
-            } catch (ClassNotFoundException e) {
-                ;
-            }
-        }
-        return classes;
-    }
+	/**
+	 * 扫描jar包下所有的class对象
+	 *
+	 * @param jar
+	 *            jar包对象
+	 * @param packageName
+	 *            包的全限类名
+	 * @return
+	 */
+	private static List<Class<?>> findClassesByJar(JarFile jar,
+			String packageName) {
+		List<Class<?>> classes = new ArrayList<Class<?>>();
+		Enumeration<JarEntry> jarEntries = jar.entries();
+		while (jarEntries.hasMoreElements()) {
+			JarEntry jarEntry = jarEntries.nextElement();
+			if (jarEntry.isDirectory()) {
+				continue;
+			}
+			String className = jarEntry.getName()
+					.replace(File.separator, POINT);
+			if (!className.startsWith(packageName)
+					|| !className.endsWith(CLASS)) {
+				continue;
+			}
+			try {
+				classes.add(Class.forName(className.replace(CLASS, "")));
+			} catch (ClassNotFoundException e) {
+				;
+			}
+		}
+		return classes;
+	}
 
-    public static Object deepClone(Object obj) {
-        ByteArrayOutputStream bos = null;
-        ObjectOutputStream oos = null;
-        ByteArrayInputStream bis = null;
-        ObjectInputStream ois = null;
-        try {
-            bos = new ByteArrayOutputStream();
-            oos = new ObjectOutputStream(bos);
-            oos.writeObject(obj);
-            bis = new ByteArrayInputStream(bos.toByteArray());
-            ois = new ObjectInputStream(bis);
-            return ois.readObject();
-        } catch (IOException e) {
-            throw new RuntimeException(e);
-        } catch (ClassNotFoundException e) {
-            throw new RuntimeException(e);
-        } finally {
-            try {
-                if (bos != null) {
-                    bos.close();
-                }
-                if (oos != null) {
-                    oos.close();
-                }
-                if (bis != null) {
-                    bis.close();
-                }
-                if (ois != null) {
-                    ois.close();
-                }
-            } catch (IOException e) {
-                ;// ignore
-            }
-        }
-    }
+	public static Object deepClone(Object obj) {
+		ByteArrayOutputStream bos = null;
+		ObjectOutputStream oos = null;
+		ByteArrayInputStream bis = null;
+		ObjectInputStream ois = null;
+		try {
+			bos = new ByteArrayOutputStream();
+			oos = new ObjectOutputStream(bos);
+			oos.writeObject(obj);
+			bis = new ByteArrayInputStream(bos.toByteArray());
+			ois = new ObjectInputStream(bis);
+			return ois.readObject();
+		} catch (IOException e) {
+			throw new RuntimeException(e);
+		} catch (ClassNotFoundException e) {
+			throw new RuntimeException(e);
+		} finally {
+			try {
+				if (bos != null) {
+					bos.close();
+				}
+				if (oos != null) {
+					oos.close();
+				}
+				if (bis != null) {
+					bis.close();
+				}
+				if (ois != null) {
+					ois.close();
+				}
+			} catch (IOException e) {
+				;// ignore
+			}
+		}
+	}
 
-    /**
-     * 获得泛型类型
-     *
-     * @param object
-     * @return
-     */
-    public static Class<?> getGenericType(Class<?> clazz) {
-        if (clazz == Object.class) {
-            return null;
-        }
-        Type type = clazz.getGenericSuperclass();
-        if (type instanceof ParameterizedType) {
-            ParameterizedType ptype = ((ParameterizedType) type);
-            Type[] args = ptype.getActualTypeArguments();
-            return (Class<?>) args[0];
-        }
-        return getGenericType(clazz.getSuperclass());
-    }
+	/**
+	 * 获得泛型类型
+	 *
+	 * @param object
+	 * @return
+	 */
+	public static Class<?> getGenericType(Class<?> clazz) {
+		if (clazz == Object.class) {
+			return null;
+		}
+		Type type = clazz.getGenericSuperclass();
+		if (type instanceof ParameterizedType) {
+			ParameterizedType ptype = ((ParameterizedType) type);
+			Type[] args = ptype.getActualTypeArguments();
+			return (Class<?>) args[0];
+		}
+		return getGenericType(clazz.getSuperclass());
+	}
 
-    public static ClassLoader getDefaultClassLoader() {
-        ClassLoader cl = null;
-        try {
-            cl = Thread.currentThread().getContextClassLoader();
-        } catch (Throwable ex) {
-            // Cannot access thread context ClassLoader - falling back...
-        }
-        if (cl == null) {
-            // No thread context class loader -> use class loader of this class.
-            cl = ClassUtil.class.getClassLoader();
-            if (cl == null) {
-                // getClassLoader() returning null indicates the bootstrap
-                // ClassLoader
-                try {
-                    cl = ClassLoader.getSystemClassLoader();
-                } catch (Throwable ex) {
-                    // Cannot access system ClassLoader - oh well, maybe the
-                    // caller can live with null...
-                }
-            }
-        }
-        return cl;
-    }
+	public static ClassLoader getDefaultClassLoader() {
+		ClassLoader cl = null;
+		try {
+			cl = Thread.currentThread().getContextClassLoader();
+		} catch (Throwable ex) {
+			// Cannot access thread context ClassLoader - falling back...
+		}
+		if (cl == null) {
+			// No thread context class loader -> use class loader of this class.
+			cl = ClassUtil.class.getClassLoader();
+			if (cl == null) {
+				// getClassLoader() returning null indicates the bootstrap
+				// ClassLoader
+				try {
+					cl = ClassLoader.getSystemClassLoader();
+				} catch (Throwable ex) {
+					// Cannot access system ClassLoader - oh well, maybe the
+					// caller can live with null...
+				}
+			}
+		}
+		return cl;
+	}
 
-    public static void main(String[] args) {
-        System.err.println(getClasses("com.foxinmy.weixin4j.qy.event"));
-    }
+	public static void main(String[] args) {
+		System.err.println(getClasses("com.foxinmy.weixin4j.qy.event"));
+	}
 }