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The source code

package org.apache.lucene.search;

/**
 * Copyright 2004 The Apache Software Foundation
 *
 * Licensed 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.store.RAMDirectory;
import org.apache.lucene.index.*;
import org.apache.lucene.analysis.SimpleAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;

import java.rmi.Naming;
import java.rmi.registry.LocateRegistry;
import java.rmi.registry.Registry;
import java.io.IOException;
import java.io.Serializable;
import java.util.regex.Pattern;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Locale;

import junit.framework.TestCase;
import junit.framework.Test;
import junit.framework.TestSuite;
import junit.textui.TestRunner;

/**
 * Unit tests for sorting code.
 *
 * 

Created: Feb 17, 2004 4:55:10 PM * * @author Tim Jones (Nacimiento Software) * @since lucene 1.4 * @version $Id: TestSort.java,v 1.7 2004/05/24 22:51:42 tjones Exp $ */ public class TestSort extends TestCase implements Serializable { private Searcher full; private Searcher searchX; private Searcher searchY; private Query queryX; private Query queryY; private Query queryA; private Query queryF; private Sort sort; public TestSort (String name) { super (name); } public static void main (String[] argv) { if (argv == null || argv.length < 1) TestRunner.run (suite()); else if ("server".equals (argv[0])) { TestSort test = new TestSort (null); try { test.startServer(); Thread.sleep (500000); } catch (Exception e) { System.out.println (e); e.printStackTrace(); } } } public static Test suite() { return new TestSuite (TestSort.class); } // document data: // the tracer field is used to determine which document was hit // the contents field is used to search and sort by relevance // the int field to sort by int // the float field to sort by float // the string field to sort by string private String[][] data = new String[][] { // tracer contents int float string custom { "A", "x a", "5", "4f", "c", "A-3" }, { "B", "y a", "5", "3.4028235E38", "i", "B-10" }, { "C", "x a b c", "2147483647", "1.0", "j", "A-2" }, { "D", "y a b c", "-1", "0.0f", "a", "C-0" }, { "E", "x a b c d", "5", "2f", "h", "B-8" }, { "F", "y a b c d", "2", "3.14159f", "g", "B-1" }, { "G", "x a b c d", "3", "-1.0", "f", "C-100" }, { "H", "y a b c d", "0", "1.4E-45", "e", "C-88" }, { "I", "x a b c d e f", "-2147483648", "1.0e+0", "d", "A-10" }, { "J", "y a b c d e f", "4", ".5", "b", "C-7" }, { "Z", "f", null, null, null, null } }; // create an index of all the documents, or just the x, or just the y documents private Searcher getIndex (boolean even, boolean odd) throws IOException { RAMDirectory indexStore = new RAMDirectory (); IndexWriter writer = new IndexWriter (indexStore, new SimpleAnalyzer(), true); for (int i=0; i

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