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.apache.solr.client.solrj.util.ClientUtils;
019
020import org.ametys.cms.content.indexing.solr.SolrFieldNames;
021
022/**
023 * Represents a {@link Query} testing the resource file name.
024 */
025public class FilenameQuery implements Query
026{
027    
028    /** The operator. */
029    private Operator _operator;
030    
031    /** The value to test. */
032    private String _value;
033    
034    /**
035     * Build a string query.
036     * @param value the value.
037     */
038    public FilenameQuery(String value)
039    {
040        this(Operator.EQ, value);
041    }
042    
043    /**
044     * Build a string query.
045     * @param op the operator.
046     * @param value the value.
047     */
048    public FilenameQuery(Operator op, String value)
049    {
050        _operator = op;
051        _value = value;
052    }
053    
054    @Override
055    public String build() throws QuerySyntaxException
056    {
057        StringBuilder query = new StringBuilder();
058        
059        if (_operator == Operator.NE)
060        {
061            NotQuery.appendNegation(query);
062        }
063        
064        query.append(SolrFieldNames.FILENAME).append(':')
065                      .append(ClientUtils.escapeQueryChars(_value));
066        
067        return query.toString();
068    }
069
070    @Override
071    public int hashCode()
072    {
073        final int prime = 31;
074        int result = 1;
075        result = prime * result + ((_operator == null) ? 0 : _operator.hashCode());
076        result = prime * result + ((_value == null) ? 0 : _value.hashCode());
077        return result;
078    }
079
080    @Override
081    public boolean equals(Object obj)
082    {
083        if (this == obj)
084        {
085            return true;
086        }
087        if (obj == null)
088        {
089            return false;
090        }
091        if (getClass() != obj.getClass())
092        {
093            return false;
094        }
095        FilenameQuery other = (FilenameQuery) obj;
096        if (_operator != other._operator)
097        {
098            return false;
099        }
100        if (_value == null)
101        {
102            if (other._value != null)
103            {
104                return false;
105            }
106        }
107        else if (!_value.equals(other._value))
108        {
109            return false;
110        }
111        return true;
112    }
113}