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    1   package org.apache.lucene.queryParser.standard.config;
    2   
    3   /**
    4    * Licensed to the Apache Software Foundation (ASF) under one or more
    5    * contributor license agreements.  See the NOTICE file distributed with
    6    * this work for additional information regarding copyright ownership.
    7    * The ASF licenses this file to You under the Apache License, Version 2.0
    8    * (the "License"); you may not use this file except in compliance with
    9    * the License.  You may obtain a copy of the License at
   10    *
   11    *     http://www.apache.org/licenses/LICENSE-2.0
   12    *
   13    * Unless required by applicable law or agreed to in writing, software
   14    * distributed under the License is distributed on an "AS IS" BASIS,
   15    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   16    * See the License for the specific language governing permissions and
   17    * limitations under the License.
   18    */
   19   
   20   import org.apache.lucene.document.DateTools;
   21   import org.apache.lucene.document.DateTools.Resolution;
   22   import org.apache.lucene.queryParser.core.config.QueryConfigHandler;
   23   import org.apache.lucene.queryParser.standard.processors.ParametricRangeQueryNodeProcessor;
   24   import org.apache.lucene.util.AttributeImpl;
   25   
   26   /**
   27    * This attribute is used by {@link ParametricRangeQueryNodeProcessor} processor
   28    * and must be defined in the {@link QueryConfigHandler}. This attribute tells
   29    * the processor which {@link Resolution} to use when parsing the date. <br/>
   30    * 
   31    * @see org.apache.lucene.queryParser.standard.config.DateResolutionAttribute
   32    */
   33   public class DateResolutionAttributeImpl extends AttributeImpl 
   34   				implements DateResolutionAttribute {
   35   
   36     private static final long serialVersionUID = -6804360312723049526L;
   37   
   38     private DateTools.Resolution dateResolution = null;
   39   
   40     public DateResolutionAttributeImpl() {
   41   	  dateResolution = null; //default in 2.4
   42     }
   43   
   44     public void setDateResolution(DateTools.Resolution dateResolution) {
   45       this.dateResolution = dateResolution;
   46     }
   47   
   48     public DateTools.Resolution getDateResolution() {
   49       return this.dateResolution;
   50     }
   51   
   52     @Override
   53     public void clear() {
   54       throw new UnsupportedOperationException();
   55     }
   56   
   57     @Override
   58     public void copyTo(AttributeImpl target) {
   59       throw new UnsupportedOperationException();
   60     }
   61   
   62     @Override
   63     public boolean equals(Object other) {
   64   
   65       if (other instanceof DateResolutionAttributeImpl) {
   66       	DateResolutionAttributeImpl dateResAttr = (DateResolutionAttributeImpl) other;
   67   
   68         if (dateResAttr.getDateResolution() == getDateResolution()
   69             || dateResAttr.getDateResolution().equals(getDateResolution())) {
   70   
   71           return true;
   72   
   73         }
   74   
   75       }
   76   
   77       return false;
   78   
   79     }
   80   
   81     @Override
   82     public int hashCode() {
   83       return (this.dateResolution == null) ? 0 : this.dateResolution.hashCode();
   84     }
   85   
   86     @Override
   87     public String toString() {
   88       return "<dateResolutionAttribute dateResolution='" + this.dateResolution
   89           + "'/>";
   90     }
   91   
   92   }

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