Here you can find the source of getMethodSignature(Method method)
private static String getMethodSignature(Method method)
//package com.java2s; /**/* w w w . j a va 2 s.co m*/ * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.lang.reflect.Method; public class Main { private static String getMethodSignature(Method method) { String methodName = method.getName(); Class<?>[] classes = method.getParameterTypes(); StringBuilder builder = new StringBuilder(); builder.append("[ "); builder.append(methodName); builder.append("("); for (int i = 0; i < classes.length; i++) { Class<?> aClass = classes[i]; builder.append(aClass.getName()); if (i != (classes.length - 1)) { builder.append(", "); } } builder.append(")"); builder.append(" ]"); return builder.toString(); } private static String getMethodSignature(Method method, Object[] args) { String methodName = method.getName(); Class<?>[] classes = method.getParameterTypes(); StringBuilder builder = new StringBuilder(); builder.append("[ "); builder.append(methodName); builder.append("("); builder.append(getMethodParameter(classes, args)); builder.append(")"); builder.append(" ]"); return builder.toString(); } private static String getMethodParameter(Class<?>[] classes, Object[] args) { if (args == null) { return ""; } StringBuilder builder = new StringBuilder(); for (int i = 0; i < classes.length; i++) { Class<?> aClass = classes[i]; builder.append(aClass.getName()); builder.append("("); builder.append(args[i]); builder.append(")"); if (i != (classes.length - 1)) { builder.append(", "); } } return builder.toString(); } private static String getMethodParameter(Object[] args) { if (args == null) { return ""; } StringBuilder builder = new StringBuilder(); for (int i = 0; i < args.length; i++) { Class<?> aClass = args[i].getClass(); builder.append(aClass.getName()); builder.append("("); builder.append(args[i]); builder.append(")"); if (i != (args.length - 1)) { builder.append(", "); } } return builder.toString(); } }