Here you can find the source of commaSeparatedClassNames(final List
public static String commaSeparatedClassNames(final List<Object> objects)
//package com.java2s; /*/*from w w w.ja v a 2s .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.util.List; public class Main { public static String commaSeparatedClassNames(final List<Object> objects) { final StringBuilder buf = new StringBuilder(); int i = 0; for (final Object object : objects) { if (i++ > 0) { buf.append(','); } buf.append(object.getClass().getName()); } return buf.toString(); } }