p3.setRefid(new Reference("dummy1")); try { p1.list(); fail("Can make circular reference."); } catch (BuildException be) { assertEquals("This data type contains a circular reference.", be.getMessage()); } // dummy1 --> dummy2 --> dummy3 (with Path "/a") p1 = new Path(project);
p3.setRefid(new Reference("dummy1")); try { p1.getIncludePatterns(project); fail("Can make circular reference."); } catch (BuildException be) { assertEquals("This data type contains a circular reference.", be.getMessage()); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/tests/junit/org/apache/tools/ant/types/PathTest.java File path: /apache-ant-1.7.0/src/tests/junit/org/apache/tools/ant/types/PatternSetTest.java
Method name: void testCircularReferenceCheck() Method name: void testCircularReferenceCheck()
Number of AST nodes: 5 Number of AST nodes: 4
1
p3.setRefid(new Reference("dummy1"));
1
p3.setRefid(new Reference("dummy1"));
2
        try {
2
        try {
3
            p1.list();
3
            p1.getIncludePatterns(project);
4
            fail("Can make circular reference.");
4
            fail("Can make circular reference.");
5
        } catch (BuildException be) {
5
        } catch (BuildException be) {
6
            assertEquals("This data type contains a circular reference.",
6
            assertEquals("This data type contains a circular reference.",
7
                         be.getMessage());
7
                         be.getMessage());
8
        }
8
        }
9
        // dummy1 --> dummy2 --> dummy3 (with Path "/a")
10
        p1 = new Path(project);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons11
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)137.1
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    13
    p3.setRefid(new Reference("dummy1"));
    13
    p3.setRefid(new Reference("dummy1"));
    18
    p3.setRefid(new Reference("dummy1"));
    Differences
    Expression1Expression2Difference
    org.apache.tools.ant.types.Pathorg.apache.tools.ant.types.PatternSetSUBCLASS_TYPE_MISMATCH
    18
    p3.setRefid(new Reference("dummy1"));
    14
    try
    19
    try
    15
    p1.list();
    15
    p1.list();
    20
    p1.getIncludePatterns(project);
    Differences
    Expression1Expression2Difference
    listgetIncludePatternsMETHOD_INVOCATION_NAME_MISMATCH
    org.apache.tools.ant.types.Pathorg.apache.tools.ant.types.PatternSetSUBCLASS_TYPE_MISMATCH
    p1.list()p1.getIncludePatterns(project)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression p1.list() is a method call throwing exception(s) that should be caught by a try block that will be extracted
    Expression p1.getIncludePatterns(project) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression p1.list() is a void method call, and thus it cannot be parameterized
    Expression p1.getIncludePatterns(project) is a void method call, and thus it cannot be parameterized
    Expression p1 cannot be unified with expression p1 , because common superclass org.apache.tools.ant.types.DataType does not declare member(s) public java.lang.String[] list() , public java.lang.String[] getIncludePatterns(org.apache.tools.ant.Project)
    Expression p1.list() is a method call throwing exception(s) that should be caught by a try block that will be extracted
    Expression p1.getIncludePatterns(project) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression p1.list() is a void method call, and thus it cannot be parameterized
    Expression p1.getIncludePatterns(project) is a void method call, and thus it cannot be parameterized
    20
    p1.getIncludePatterns(project);
    16
    fail("Can make circular reference.");
    21
    fail("Can make circular reference.");
    17
    p1 = new Path(project);
    17
    p1 = new Path(project);
    Preondition Violations
    Unmatched statement p1=new Path(project); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                      
    Precondition Violations (10)
    Row Violation
    1Expression p1.list() is a method call throwing exception(s) that should be caught by a try block that will be extracted
    2Expression p1.getIncludePatterns(project) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression p1.list() is a void method call, and thus it cannot be parameterized
    4Expression p1.getIncludePatterns(project) is a void method call, and thus it cannot be parameterized
    5Expression p1 cannot be unified with expression p1 , because common superclass org.apache.tools.ant.types.DataType does not declare member(s) public java.lang.String[] list() , public java.lang.String[] getIncludePatterns(org.apache.tools.ant.Project)
    6Expression p1.list() is a method call throwing exception(s) that should be caught by a try block that will be extracted
    7Expression p1.getIncludePatterns(project) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression p1.list() is a void method call, and thus it cannot be parameterized
    9Expression p1.getIncludePatterns(project) is a void method call, and thus it cannot be parameterized
    10Unmatched statement p1=new Path(project); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted