Lucene example source code file (TestRamUsageEstimator.java)

This example Lucene source code file (TestRamUsageEstimator.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

holder, holder, lucenetestcase, ramusageestimator, ramusageestimator, string, string, testramusageestimator, testramusageestimator

The Lucene TestRamUsageEstimator.java source code

package org.apache.lucene.util;

/**
 * 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.util.LuceneTestCase;

public class TestRamUsageEstimator extends LuceneTestCase {

  public void testBasic() {
    RamUsageEstimator rue = new RamUsageEstimator();
    rue.estimateRamUsage("test str");
    
    rue.estimateRamUsage("test strin");
    
    Holder holder = new Holder();
    holder.holder = new Holder("string2", 5000L);
    rue.estimateRamUsage(holder);
    
    String[] strings = new String[]{new String("test strin"), new String("hollow"), new String("catchmaster")};
    rue.estimateRamUsage(strings);
  }
  
  private static final class Holder {
    long field1 = 5000L;
    String name = "name";
    Holder holder;
    
    Holder() {
    }
    
    Holder(String name, long field1) {
      this.name = name;
      this.field1 = field1;
    }
  }
}