001 /** 002 * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved. 003 * 004 * The contents of this file are subject to the terms of the Liferay Enterprise 005 * Subscription License ("License"). You may not use this file except in 006 * compliance with the License. You can obtain a copy of the License by 007 * contacting Liferay, Inc. See the License for the specific language governing 008 * permissions and limitations under the License, including but not limited to 009 * distribution rights of the Software. 010 * 011 * 012 * 013 */ 014 015 package com.liferay.portlet.dynamicdatamapping.util; 016 017 import java.util.HashMap; 018 019 /** 020 * @author Eduardo Lundgren 021 * @author Marcellus Tavares 022 */ 023 public class DDMFieldsCounter extends HashMap<Object, Integer> { 024 025 @Override 026 public Integer get(Object key) { 027 if (!containsKey(key)) { 028 put(key, 0); 029 } 030 031 return super.get(key); 032 } 033 034 public int incrementKey(Object key) { 035 int value = get(key); 036 037 put(key, ++value); 038 039 return value; 040 } 041 042 }