LineRenderer3D r1 = new LineRenderer3D(); LineRenderer3D r2 = null; try { r2 = (LineRenderer3D) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2)); assertTrue(checkIndependence(r1, r2));
DefaultTableXYDataset d1 = new DefaultTableXYDataset(); d1.addSeries(createSeries1()); DefaultTableXYDataset d2 = null; try { d2 = (DefaultTableXYDataset) d1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(d1 != d2); assertTrue(d1.getClass() == d2.getClass()); assertTrue(d1.equals(d2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/LineRenderer3DTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/TableXYDatasetTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 8 Number of AST nodes: 8
1
LineRenderer3D r1 = new LineRenderer3D();
2
        LineRenderer3D r
1
DefaultTableXYDataset d1 = new DefaultTableXYDataset();
2
        d1.addSeries(createSeries1());
3
2 = null;
3
        DefaultTableXYDataset d2 = null;
4
        try {
4
        try {
5
            r2 = (LineRenderer3D) r1.clone();
5
            d2 = (DefaultTableXYDataset) d1.clone();
6
        }
6
        }
7
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
8
            System.err.println("Failed to clone.");
9
        }
9
        }
10
        assertTrue(r1 != r2);
10
        assertTrue(d1 != d2);
11
        assertTrue(r1.getClass() == r2.getClass());
11
        assertTrue(d1.getClass() == d2.getClass());
12
        assertTrue(r1.equals(r2));
12
        assertTrue(d1.equals(
13
        assertTrue(checkIndependence(r1, r2));
13
d2));
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)0.3
Clones locationClones are in different classes having the same super class
Number of node comparisons33
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)149.1
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    LineRenderer3D r1 = new LineRenderer3D();
    1
    LineRenderer3D r1 = new LineRenderer3D();
    1
    DefaultTableXYDataset d1 = new DefaultTableXYDataset();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    r1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new LineRenderer3D() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new DefaultTableXYDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    DefaultTableXYDataset d1 = new DefaultTableXYDataset();
                                                                      
    2
    d1.addSeries(createSeries1());
    Preondition Violations
    Unmatched statement d1.addSeries(createSeries1()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2
    d1.addSeries(createSeries1());
    2
    LineRenderer3D r2 = null;
    2
    LineRenderer3D r2 = null;
    3
    DefaultTableXYDataset d2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    r2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    3
    DefaultTableXYDataset d2 = null;
    3
    try
    3
    try
    4
    try
    Differences
    Expression1Expression2Difference
    printStackTraceprintlnMETHOD_INVOCATION_NAME_MISMATCH
    eSystem.errAST_TYPE_MISMATCH
    e.printStackTrace()System.err.println("Failed to clone.")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    4
    try
    4
    r2 = (LineRenderer3D)r1.clone();
    4
    r2 = (LineRenderer3D)r1.clone();
    5
    d2 = (DefaultTableXYDataset)d1.clone();
    Differences
    Expression1Expression2Difference
    r2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    r1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (LineRenderer3D)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (DefaultTableXYDataset)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5
    d2 = (DefaultTableXYDataset)d1.clone();
    5
    assertTrue(r1 != r2);
    5
    assertTrue(r1 != r2);
    6
    assertTrue(d1 != d2);
    Differences
    Expression1Expression2Difference
    r1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    r2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(d1 != d2);
    6
    assertTrue(r1.getClass() == r2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(d1.getClass() == d2.getClass());
    Differences
    Expression1Expression2Difference
    r1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    r2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(d1.getClass() == d2.getClass());
    7
    assertTrue(r1.equals(r2));
    7
    assertTrue(r1.equals(r2));
    8
    assertTrue(d1.equals(d2));
    Differences
    Expression1Expression2Difference
    r2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    r1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LineRenderer3Dorg.jfree.data.xy.DefaultTableXYDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression r2 cannot be unified with expression d2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression r2 cannot be unified with expression d2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression r1 cannot be unified with expression d1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    8
    assertTrue(d1.equals(d2));
    8
    assertTrue(checkIndependence(r1, r2));
    8
    assertTrue(checkIndependence(r1, r2));
    Preondition Violations
    Unmatched statement assertTrue(checkIndependence(r1,r2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                    
    Precondition Violations (17)
    Row Violation
    1Expression new LineRenderer3D() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new DefaultTableXYDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched statement d1.addSeries(createSeries1()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    6Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    7Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    10Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    11Expression (LineRenderer3D)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Expression (DefaultTableXYDataset)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression r2 cannot be unified with expression d2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    14Expression r2 cannot be unified with expression d2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    15Expression r1 cannot be unified with expression d1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    16Unmatched statement assertTrue(checkIndependence(r1,r2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    17Clone fragment #1 returns variables r1, r2 , while Clone fragment #2 returns variables