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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.queryParser.core.config.QueryConfigHandler;
   21   import org.apache.lucene.queryParser.standard.processors.ParametricRangeQueryNodeProcessor;
   22   import org.apache.lucene.search.MultiTermQuery;
   23   import org.apache.lucene.search.MultiTermQuery.RewriteMethod;
   24   import org.apache.lucene.util.AttributeImpl;
   25   
   26   /**
   27    * This attribute is used by {@link ParametricRangeQueryNodeProcessor} processor
   28    * and should be defined in the {@link QueryConfigHandler} used by this
   29    * processor. It basically tells the processor which {@link RewriteMethod} to
   30    * use. <br/>
   31    * 
   32    * @see MultiTermRewriteMethodAttribute
   33    */
   34   public class MultiTermRewriteMethodAttributeImpl extends AttributeImpl
   35       implements MultiTermRewriteMethodAttribute {
   36   
   37     private static final long serialVersionUID = -2104763012723049527L;
   38     
   39     private MultiTermQuery.RewriteMethod multiTermRewriteMethod = MultiTermQuery.CONSTANT_SCORE_AUTO_REWRITE_DEFAULT;
   40   
   41     public MultiTermRewriteMethodAttributeImpl() {
   42       // empty constructor
   43     }
   44   
   45     public void setMultiTermRewriteMethod(MultiTermQuery.RewriteMethod method) {
   46       multiTermRewriteMethod = method;
   47     }
   48   
   49     public MultiTermQuery.RewriteMethod getMultiTermRewriteMethod() {
   50       return multiTermRewriteMethod;
   51     }
   52   
   53     @Override
   54     public void clear() {
   55       throw new UnsupportedOperationException();
   56     }
   57   
   58     @Override
   59     public void copyTo(AttributeImpl target) {
   60       throw new UnsupportedOperationException();
   61     }
   62   
   63     @Override
   64     public boolean equals(Object other) {
   65   
   66       if (other instanceof MultiTermRewriteMethodAttributeImpl
   67           && ((MultiTermRewriteMethodAttributeImpl) other).multiTermRewriteMethod == this.multiTermRewriteMethod) {
   68   
   69         return true;
   70   
   71       }
   72   
   73       return false;
   74   
   75     }
   76   
   77     @Override
   78     public int hashCode() {
   79       return multiTermRewriteMethod.hashCode();
   80     }
   81   
   82     @Override
   83     public String toString() {
   84       return "<multiTermRewriteMethod multiTermRewriteMethod="
   85           + this.multiTermRewriteMethod + "/>";
   86     }
   87   
   88   }

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