001 /** 002 * Copyright (c) 2000-2010 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.portal.dao.orm.hibernate; 016 017 import com.liferay.portal.kernel.util.StringPool; 018 019 /** 020 * @author Brian Wing Shun Chan 021 */ 022 public class StringType extends org.hibernate.type.StringType { 023 024 public boolean isEqual(Object x, Object y) { 025 boolean equal = super.isEqual(x, y); 026 027 if (!equal) { 028 if (((x == null) || x.equals(StringPool.BLANK)) && 029 ((y == null) || y.equals(StringPool.BLANK))) { 030 031 equal = true; 032 } 033 else { 034 equal = false; 035 } 036 } 037 038 return equal; 039 } 040 041 }