Java tutorial
//package com.java2s; /* * Copyright 1999-2011 Alibaba Group. * * 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.*; public class Main { public static Map<String, Map<String, String>> splitAll(Map<String, List<String>> list, String separator) { if (list == null) { return null; } Map<String, Map<String, String>> result = new HashMap<String, Map<String, String>>(); for (Map.Entry<String, List<String>> entry : list.entrySet()) { result.put(entry.getKey(), split(entry.getValue(), separator)); } return result; } public static Map<String, String> split(List<String> list, String separator) { if (list == null) { return null; } Map<String, String> map = new HashMap<String, String>(); if (list == null || list.size() == 0) { return map; } for (String item : list) { int index = item.indexOf(separator); if (index == -1) { map.put(item, ""); } else { map.put(item.substring(0, index), item.substring(index + 1)); } } return map; } }