pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / queryparser / src / java / org / apache / lucene / queryParser / standard / config / AnalyzerAttributeImpl.java

diff --git a/lucene-java-3.5.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/standard/config/AnalyzerAttributeImpl.java b/lucene-java-3.5.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/standard/config/AnalyzerAttributeImpl.java
new file mode 100644 (file)
index 0000000..96885f6
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+++ b/lucene-java-3.5.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/standard/config/AnalyzerAttributeImpl.java
@@ -0,0 +1,106 @@
+package org.apache.lucene.queryParser.standard.config;
+
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import org.apache.lucene.analysis.Analyzer;
+import org.apache.lucene.queryParser.core.config.AbstractQueryConfig;
+import org.apache.lucene.queryParser.core.config.ConfigAttribute;
+import org.apache.lucene.queryParser.core.config.QueryConfigHandler;
+import org.apache.lucene.queryParser.standard.config.StandardQueryConfigHandler.ConfigurationKeys;
+import org.apache.lucene.queryParser.standard.processors.AnalyzerQueryNodeProcessor;
+import org.apache.lucene.util.AttributeImpl;
+
+/**
+ * This attribute is used by {@link AnalyzerQueryNodeProcessor} processor and
+ * must be defined in the {@link QueryConfigHandler}. It provides to this
+ * processor the {@link Analyzer}, if there is one, which will be used to
+ * analyze the query terms. <br/>
+ * 
+ * @see org.apache.lucene.queryParser.standard.config.AnalyzerAttribute
+ * 
+ * @deprecated
+ * 
+ */
+@Deprecated
+public class AnalyzerAttributeImpl extends AttributeImpl 
+                               implements AnalyzerAttribute, ConfigAttribute {
+
+  private static final long serialVersionUID = -6804760312723049526L;
+  
+  private AbstractQueryConfig config;
+
+  { enableBackwards = false; }
+  
+  public AnalyzerAttributeImpl() {}
+
+  public void setAnalyzer(Analyzer analyzer) {
+    config.set(ConfigurationKeys.ANALYZER, analyzer);
+  }
+
+  public Analyzer getAnalyzer() {
+    return config.get(ConfigurationKeys.ANALYZER);
+  }
+
+  @Override
+  public void clear() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public void copyTo(AttributeImpl target) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public boolean equals(Object other) {
+
+    if (other instanceof AnalyzerAttributeImpl) {
+       AnalyzerAttributeImpl analyzerAttr = (AnalyzerAttributeImpl) other;
+       Analyzer otherAnalyzer = analyzerAttr.getAnalyzer();
+       Analyzer thisAnalyzer = getAnalyzer();
+
+      if (otherAnalyzer == thisAnalyzer
+          || (thisAnalyzer != null && otherAnalyzer != null && thisAnalyzer
+              .equals(otherAnalyzer))) {
+
+        return true;
+
+      }
+
+    }
+
+    return false;
+
+  }
+
+  @Override
+  public int hashCode() {
+    Analyzer analyzer = getAnalyzer();
+    return (analyzer == null) ? 0 : analyzer.hashCode();
+  }
+  
+  public void setQueryConfigHandler(AbstractQueryConfig config) {
+    this.config = config;
+  }
+
+  @Override
+  public String toString() {
+    return "<analyzerAttribute analyzer='" + getAnalyzer() + "'/>";
+  }
+
+}