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Java > Open Source Codes > com > puppycrawl > tools > checkstyle > checks > usage > transmogrify > MethodSpecificityComparator


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2 // Transmogrify License
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//
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// Copyright (c) 2001, ThoughtWorks, Inc.
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// All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// - Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// - Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// Neither the name of the ThoughtWorks, Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28

29 package com.puppycrawl.tools.checkstyle.checks.usage.transmogrify;
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31 import java.util.Comparator JavaDoc;
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33 public class MethodSpecificityComparator implements Comparator JavaDoc {
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35   public int compare(Object JavaDoc o1, Object JavaDoc o2) {
36     int result = 0;
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38     IMethod method1 = (IMethod)o1;
39     IMethod method2 = (IMethod)o2;
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41     if (method1.equals(method2)) {
42       result = 0;
43     }
44     else {
45       ISignature sig1 = method1.getSignature();
46       ISignature sig2 = method2.getSignature();
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48       if (sig1.isCompatibleWith(sig2)) {
49         result = -1;
50       }
51       else {
52         result = 1;
53       }
54     }
55
56     return result;
57   }
58
59 }
60
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