001/* 002 * Copyright 2016 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.cms.search.query; 017 018import org.ametys.cms.content.indexing.solr.SolrFieldNames; 019 020/** 021 * A query on the document type. 022 */ 023public class DocumentTypeQuery implements Query 024{ 025 026 /** The document type. */ 027 private String _type; 028 029 /** <code>false</code> to negate the query. */ 030 private boolean _positive; 031 032 /** 033 * Build a document type query. 034 * @param type The document type to test. 035 */ 036 public DocumentTypeQuery(String type) 037 { 038 this(type, true); 039 } 040 041 /** 042 * Build a document type query. 043 * @param type The document type to test. 044 * @param positiveQuery <code>false</code> to negate the query. 045 */ 046 public DocumentTypeQuery(String type, boolean positiveQuery) 047 { 048 this._type = type; 049 this._positive = positiveQuery; 050 } 051 052 public String build() throws QuerySyntaxException 053 { 054 if (_positive) 055 { 056 return SolrFieldNames.DOCUMENT_TYPE + ":" + _type; 057 } 058 else 059 { 060 // FIXME Yes, really. Doing this is mandatory because pure negative 061 // queries work only as top-level clauses (see solr docs on the Standard Query Parser). 062 return "(" + NotQuery.NEGATION_QUERY_PREFIX + SolrFieldNames.DOCUMENT_TYPE + ":" + _type + ")"; 063 } 064 } 065 066 @Override 067 public int hashCode() 068 { 069 final int prime = 31; 070 int result = 1; 071 result = prime * result + (_positive ? 1231 : 1237); 072 result = prime * result + ((_type == null) ? 0 : _type.hashCode()); 073 return result; 074 } 075 076 @Override 077 public boolean equals(Object obj) 078 { 079 if (this == obj) 080 { 081 return true; 082 } 083 if (obj == null) 084 { 085 return false; 086 } 087 if (getClass() != obj.getClass()) 088 { 089 return false; 090 } 091 DocumentTypeQuery other = (DocumentTypeQuery) obj; 092 if (_positive != other._positive) 093 { 094 return false; 095 } 096 if (_type == null) 097 { 098 if (other._type != null) 099 { 100 return false; 101 } 102 } 103 else if (!_type.equals(other._type)) 104 { 105 return false; 106 } 107 return true; 108 } 109}