DefaultDrawingSupplier r1 = new DefaultDrawingSupplier(); DefaultDrawingSupplier r2 = null; try { r2 = (DefaultDrawingSupplier) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); System.err.println("Failed to clone."); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2));
IntervalBarRenderer r1 = new IntervalBarRenderer(); IntervalBarRenderer r2 = null; try { r2 = (IntervalBarRenderer) r1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/DefaultDrawingSupplierTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/IntervalBarRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
DefaultDrawingSupplier r1 = new DefaultDrawingSupplier();
2
        DefaultDrawingSuppli
1
IntervalBarRenderer r1 = new IntervalBarRenderer();
3
er r2 = null;
2
        IntervalBarRenderer r2 = null;
4
        try {
3
        try {
5
            r2 = (DefaultDrawingSupplier) r1.clone();
4
            r2 = (IntervalBarRenderer) r1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
9
            System.err.println("Failed to clone.");
7
            System.err.println("Failed to clone.");
10
        }
8
        }
11
        assertTrue(r1 != r2);
9
        assertTrue(r1 != r2);
12
        assertTrue(r1.getClass() == r2.getClass());
10
        assertTrue(r1.getClass() == r2.getClass());
13
        assertTrue(r1.equals(r2));
11
        assertTrue(r1.equals(r2));
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)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons18
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)35.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    DefaultDrawingSupplier r1 = new DefaultDrawingSupplier();
    1
    DefaultDrawingSupplier r1 = new DefaultDrawingSupplier();
    1
    IntervalBarRenderer r1 = new IntervalBarRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new DefaultDrawingSupplier() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    IntervalBarRenderer r1 = new IntervalBarRenderer();
    2
    DefaultDrawingSupplier r2 = null;
    2
    DefaultDrawingSupplier r2 = null;
    2
    IntervalBarRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    2
    IntervalBarRenderer r2 = null;
                
    3
    try
                                                                                
    4
    r2 = (IntervalBarRenderer)r1.clone();
    Preondition Violations
    Unmatched statement r2=(IntervalBarRenderer)r1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4
    r2 = (IntervalBarRenderer)r1.clone();
    3
    try
                
    4
    r2 = (DefaultDrawingSupplier)r1.clone();
    4
    r2 = (DefaultDrawingSupplier)r1.clone();
    Preondition Violations
    Unmatched statement r2=(DefaultDrawingSupplier)r1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                      
    5
    assertTrue(r1 != r2);
    5
    assertTrue(r1 != r2);
    5
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(r1 != r2);
    6
    assertTrue(r1.getClass() == r2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(r1.equals(r2));
    7
    assertTrue(r1.equals(r2));
    7
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.DefaultDrawingSupplierorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression r2 cannot be unified with expression r2 , 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 r2 , 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 r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(r1.equals(r2));
    Precondition Violations (7)
    Row Violation
    1Expression new DefaultDrawingSupplier() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Unmatched statement r2=(IntervalBarRenderer)r1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement r2=(DefaultDrawingSupplier)r1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Expression r2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    5Expression r2 cannot be unified with expression r2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    6Expression r1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7Clone fragment #1 returns variables r1, r2 , while Clone fragment #2 returns variables r1, r2