pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.4.0 / lucene / contrib / benchmark / src / java / org / apache / lucene / benchmark / quality / trec / TrecTopicsReader.java

diff --git a/lucene-java-3.4.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/quality/trec/TrecTopicsReader.java b/lucene-java-3.4.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/quality/trec/TrecTopicsReader.java
deleted file mode 100644 (file)
index e84aa51..0000000
--- a/lucene-java-3.4.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/quality/trec/TrecTopicsReader.java
+++ /dev/null
@@ -1,138 +0,0 @@
-/**
- * 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.
- */
-package org.apache.lucene.benchmark.quality.trec;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-
-import org.apache.lucene.benchmark.quality.QualityQuery;
-
-/**
- * Read TREC topics.
- * <p>
- * Expects this topic format -
- * <pre>
- *   &lt;top&gt;
- *   &lt;num&gt; Number: nnn
- *     
- *   &lt;title&gt; title of the topic
- *     
- *   &lt;desc&gt; Description:
- *   description of the topic
- *     
- *   &lt;narr&gt; Narrative:
- *   "story" composed by assessors.
- *    
- *   &lt;/top&gt;
- * </pre>
- * Comment lines starting with '#' are ignored.
- */
-public class TrecTopicsReader {
-
-  private static final String newline = System.getProperty("line.separator");
-  
-  /**
-   *  Constructor for Trec's TopicsReader
-   */
-  public TrecTopicsReader() {
-    super();
-  }
-
-  /**
-   * Read quality queries from trec format topics file.
-   * @param reader where queries are read from.
-   * @return the result quality queries.
-   * @throws IOException if cannot read the queries.
-   */
-  public QualityQuery[] readQueries(BufferedReader reader) throws IOException {
-    ArrayList<QualityQuery> res = new ArrayList<QualityQuery>();
-    StringBuilder sb;
-    try {
-      while (null!=(sb=read(reader,"<top>",null,false,false))) {
-        HashMap<String,String> fields = new HashMap<String,String>();
-        // id
-        sb = read(reader,"<num>",null,true,false);
-        int k = sb.indexOf(":");
-        String id = sb.substring(k+1).trim();
-        // title
-        sb = read(reader,"<title>",null,true,false);
-        k = sb.indexOf(">");
-        String title = sb.substring(k+1).trim();
-        // description
-        read(reader,"<desc>",null,false,false);
-        sb.setLength(0);
-        String line = null;
-        while ((line = reader.readLine()) != null) {
-          if (line.startsWith("<narr>"))
-            break;
-          if (sb.length() > 0) sb.append(' ');
-          sb.append(line);
-        }
-        String description = sb.toString().trim();
-        // narrative
-        sb.setLength(0);
-        while ((line = reader.readLine()) != null) {
-          if (line.startsWith("</top>"))
-            break;
-          if (sb.length() > 0) sb.append(' ');
-          sb.append(line);
-        }
-        String narrative = sb.toString().trim();
-        // we got a topic!
-        fields.put("title",title);
-        fields.put("description",description);
-        fields.put("narrative", narrative);
-        QualityQuery topic = new QualityQuery(id,fields);
-        res.add(topic);
-      }
-    } finally {
-      reader.close();
-    }
-    // sort result array (by ID) 
-    QualityQuery qq[] = res.toArray(new QualityQuery[0]);
-    Arrays.sort(qq);
-    return qq;
-  }
-
-  // read until finding a line that starts with the specified prefix
-  private StringBuilder read (BufferedReader reader, String prefix, StringBuilder sb, boolean collectMatchLine, boolean collectAll) throws IOException {
-    sb = (sb==null ? new StringBuilder() : sb);
-    String sep = "";
-    while (true) {
-      String line = reader.readLine();
-      if (line==null) {
-        return null;
-      }
-      if (line.startsWith(prefix)) {
-        if (collectMatchLine) {
-          sb.append(sep+line);
-          sep = newline;
-        }
-        break;
-      }
-      if (collectAll) {
-        sb.append(sep+line);
-        sep = newline;
-      }
-    }
-    //System.out.println("read: "+sb);
-    return sb;
-  }
-}