Java tutorial
//package com.java2s; /* * Copyright 2014 Attila Szegedi, Daniel Dekany, Jonathan Revusky * * 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 * * 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.Set; public class Main { private static void appendTypeName(StringBuffer sb, Set typeNamesAppended, String name) { if (!typeNamesAppended.contains(name)) { if (sb.length() != 0) sb.append("+"); sb.append(name); typeNamesAppended.add(name); } } }