Java tutorial
import java.io.UnsupportedEncodingException; import java.util.Iterator; import java.util.List; import java.util.Map; /* * 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. * */ /** * Various string manipulation methods that are more efficient then chaining * string operations: all is done in the same buffer without creating a bunch of * string objects. * * @author <a href="mailto:dev@labs.apache.org">Dungeon Project</a> */ public class Main { /** * Utility method that return a String representation of a map. The elements * will be represented as "key = value" * * @param map * The map to transform to a string * @return A csv string */ public static final String mapToString(Map map, String tabs) { if ((map == null) || (map.size() == 0)) { return ""; } StringBuffer sb = new StringBuffer(); Iterator iter = map.keySet().iterator(); while (iter.hasNext()) { Object key = iter.next(); sb.append(tabs); sb.append(key); Object value = map.get(key); sb.append(" = '").append(value.toString()).append("'\n"); } return sb.toString(); } }