| Classes in this File | Line Coverage | Branch Coverage | Complexity | |||||||
| Median |
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| 1.0;1 |
| 1 | /* |
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| 2 | * Copyright 2003-2004 The Apache Software Foundation. |
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| 3 | * |
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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| 5 | * you may not use this file except in compliance with the License. |
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| 6 | * You may obtain a copy of the License at |
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| 7 | * |
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 9 | * |
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| 10 | * Unless required by applicable law or agreed to in writing, software |
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 13 | * See the License for the specific language governing permissions and |
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| 14 | * limitations under the License. |
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| 15 | */ |
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| 16 | package org.apache.commons.math.stat.descriptive.rank; |
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| 17 | ||
| 18 | import java.io.Serializable; |
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| 19 | ||
| 20 | ||
| 21 | /** |
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| 22 | * Returns the median of the available values. This is the same as the 50th percentile. |
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| 23 | * See {@link Percentile} for a description of the algorithm used. |
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| 24 | * <p> |
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| 25 | * <strong>Note that this implementation is not synchronized.</strong> If |
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| 26 | * multiple threads access an instance of this class concurrently, and at least |
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| 27 | * one of the threads invokes the <code>increment()</code> or |
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| 28 | * <code>clear()</code> method, it must be synchronized externally. |
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| 29 | * |
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| 30 | * @version $Revision$ $Date: 2005-02-26 05:11:52 -0800 (Sat, 26 Feb 2005) $ |
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| 31 | */ |
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| 32 | public class Median extends Percentile implements Serializable { |
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| 33 | ||
| 34 | /** Serializable version identifier */ |
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| 35 | static final long serialVersionUID = -3961477041290915687L; |
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| 36 | ||
| 37 | /** |
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| 38 | * Default constructor. |
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| 39 | */ |
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| 40 | public Median() { |
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| 41 | 2 | super(50.0); |
| 42 | 2 | } |
| 43 | ||
| 44 | } |