X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/search/function/ValueSource.java

diff --git a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/search/function/ValueSource.java b/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/search/function/ValueSource.java
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--- a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/search/function/ValueSource.java
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@@ -1,73 +0,0 @@
-package org.apache.lucene.search.function;
-
-/**
- * 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.index.IndexReader;
-import org.apache.lucene.search.function.DocValues;
-
-import java.io.IOException;
-import java.io.Serializable;
-
-/**
- * Expert: source of values for basic function queries.
- * <P>At its default/simplest form, values - one per doc - are used as the score of that doc.
- * <P>Values are instantiated as 
- * {@link org.apache.lucene.search.function.DocValues DocValues} for a particular reader.
- * <P>ValueSource implementations differ in RAM requirements: it would always be a factor
- * of the number of documents, but for each document the number of bytes can be 1, 2, 4, or 8. 
- *
- * @lucene.experimental
- *
- *
- */
-public abstract class ValueSource implements Serializable {
-
-  /**
-   * Return the DocValues used by the function query.
-   * @param reader the IndexReader used to read these values.
-   * If any caching is involved, that caching would also be IndexReader based.  
-   * @throws IOException for any error.
-   */
-  public abstract DocValues getValues(IndexReader reader) throws IOException;
-
-  /** 
-   * description of field, used in explain() 
-   */
-  public abstract String description();
-
-  /* (non-Javadoc) @see java.lang.Object#toString() */
-  @Override
-  public String toString() {
-    return description();
-  }
-
-  /**
-   * Needed for possible caching of query results - used by {@link ValueSourceQuery#equals(Object)}.
-   * @see Object#equals(Object)
-   */
-  @Override
-  public abstract boolean equals(Object o);
-
-  /**
-   * Needed for possible caching of query results - used by {@link ValueSourceQuery#hashCode()}.
-   * @see Object#hashCode()
-   */
-  @Override
-  public abstract int hashCode();
-  
-}