001/* 002 * (C) Copyright 2014 Nuxeo SA (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl-2.1.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Nicolas Chapurlat <nchapurlat@nuxeo.com> 016 */ 017 018package org.nuxeo.ecm.core.schema.types.constraints; 019 020import java.io.Serializable; 021import java.util.HashMap; 022 023import org.nuxeo.ecm.core.schema.types.PrimitiveType; 024import org.nuxeo.ecm.core.schema.types.Type; 025 026/** 027 * This constraint ensures some object's is supported by some {@link Type}. 028 * 029 * @since 7.1 030 */ 031public class TypeConstraint extends AbstractConstraint { 032 033 private static final long serialVersionUID = 1L; 034 035 protected final PrimitiveType type; 036 037 public TypeConstraint(PrimitiveType type) { 038 this.type = type; 039 } 040 041 @Override 042 public boolean validate(Object object) { 043 if (object == null) { 044 return true; 045 } 046 return type.validate(object); 047 } 048 049 /** 050 * <p> 051 * Here, value is : <br> 052 * name = {@value #NAME} <br> 053 * parameters = 054 * <ul> 055 * <li>{@value #PNAME_TYPE} : org.nuxeo.ecm.core.schema.types.primitives.IntegerType</li> 056 * </ul> 057 * </p> 058 */ 059 @Override 060 public Description getDescription() { 061 return new Description(type.getName(), new HashMap<String, Serializable>()); 062 } 063 064 /** 065 * @return The type used by this constraint to validate. 066 * @since 7.1 067 */ 068 public Type getType() { 069 return type; 070 } 071 072 @Override 073 public int hashCode() { 074 final int prime = 31; 075 int result = 1; 076 result = prime * result + ((type == null) ? 0 : type.hashCode()); 077 return result; 078 } 079 080 @Override 081 public boolean equals(Object obj) { 082 if (this == obj) { 083 return true; 084 } 085 if (obj == null) { 086 return false; 087 } 088 if (getClass() != obj.getClass()) { 089 return false; 090 } 091 TypeConstraint other = (TypeConstraint) obj; 092 if (type == null) { 093 if (other.type != null) { 094 return false; 095 } 096 } else if (!type.equals(other.type)) { 097 return false; 098 } 099 return true; 100 } 101 102}