Here you can find the source of getClassNameWithoutPackage(Object object)
public static String getClassNameWithoutPackage(Object object)
//package com.java2s; /* Licensed 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 * /*from w ww . ja v a2 s. c o m*/ * 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.util.HashMap; import java.util.Map; public class Main { protected static final Map<Class<?>, String> cachedNames = new HashMap<Class<?>, String>(); public static String getClassNameWithoutPackage(Object object) { return getClassNameWithoutPackage(object.getClass()); } public static String getClassNameWithoutPackage(Class<?> clazz) { String unqualifiedClassName = cachedNames.get(clazz); if (unqualifiedClassName == null) { String fullyQualifiedClassName = clazz.getName(); unqualifiedClassName = fullyQualifiedClassName.substring(fullyQualifiedClassName.lastIndexOf('.') + 1); cachedNames.put(clazz, unqualifiedClassName); } return unqualifiedClassName; } }