Lucene example source code file (TestIndexCommit.java)

This example Lucene source code file (TestIndexCommit.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Lucene tags/keywords

collection, directory, exception, indexcommit, indexcommit, io, ioexception, ioexception, map, override, override, string, string, test, testindexcommit, util

The Lucene TestIndexCommit.java source code

package org.apache.lucene.index;

/**
 * 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 java.io.IOException;
import java.util.Collection;
import java.util.Map;

import org.apache.lucene.store.Directory;
import org.apache.lucene.util.LuceneTestCase;
import org.junit.Test;

public class TestIndexCommit extends LuceneTestCase {

  @Test
  public void testEqualsHashCode() throws Exception {
    // LUCENE-2417: equals and hashCode() impl was inconsistent
    final Directory dir = newDirectory();
    
    IndexCommit ic1 = new IndexCommit() {
      @Override public String getSegmentsFileName() { return "a"; }
      @Override public long getVersion() { return 12; }
      @Override public Directory getDirectory() { return dir; }
      @Override public Collection<String> getFileNames() throws IOException { return null; }
      @Override public void delete() {}
      @Override public long getGeneration() { return 0; }
      @Override public long getTimestamp() throws IOException { return 1;}
      @Override public Map<String, String> getUserData() throws IOException { return null; }
      @Override public boolean isDeleted() { return false; }
      @Override public boolean isOptimized() { return false; }
    };
    
    IndexCommit ic2 = new IndexCommit() {
      @Override public String getSegmentsFileName() { return "b"; }
      @Override public long getVersion() { return 12; }
      @Override public Directory getDirectory() { return dir; }
      @Override public Collection<String> getFileNames() throws IOException { return null; }
      @Override public void delete() {}
      @Override public long getGeneration() { return 0; }
      @Override public long getTimestamp() throws IOException { return 1;}
      @Override public Map<String, String> getUserData() throws IOException { return null; }
      @Override public boolean isDeleted() { return false; }
      @Override public boolean isOptimized() { return false; }
    };

    assertEquals(ic1, ic2);
    assertEquals("hash codes are not equals", ic1.hashCode(), ic2.hashCode());
    dir.close();
  }
}