StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator(); StandardPieToolTipGenerator g2 = null; try { g2 = (StandardPieToolTipGenerator) g1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(g1 != g2); assertTrue(g1.getClass() == g2.getClass()); assertTrue(g1.equals(g2)); assertTrue(g1.getNumberFormat() != g2.getNumberFormat()); assertTrue(g1.getPercentFormat() != g2.getPercentFormat());
CustomPieURLGenerator generator = new CustomPieURLGenerator(); PiePlot p1 = new PiePlot(); p1.setURLGenerator(generator); PiePlot p2 = null; try { p2 = (PiePlot) p1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(p1 != p2); assertTrue(p1.getClass() == p2.getClass()); assertTrue(p1.equals(p2)); // check that the URL generator has been cloned assertTrue(p1.getURLGenerator() != p2.getURLGenerator());
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/labels/junit/StandardPieToolTipGeneratorTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/PiePlotTests.java
Method name: void testCloning() Method name: void testCloning_URLGenerator()
Number of AST nodes: 9 Number of AST nodes: 10
1
StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator();
1
CustomPieURLGenerator generator = new CustomPieURLGenerator();
2
        StandardPieToolTipGenerator g
2
        PiePlot p1 = new PiePlot();
3
        p1.setURLGenerator(generator);
3
2 = null;
4
        PiePlot p2 = null;
4
        try {
5
        try {
5
            g2 = (StandardPieToolTipGenerator) g1.clone();
6
            p2 = (PiePlot) p1.clone();
6
        }
7
        }
7
        catch (CloneNotSupportedException e) {
8
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
9
            e.printStackTrace();
9
        }
10
        }
10
        assertTrue(g1 != g2);
11
        assertTrue(p1 != p2);
11
        assertTrue(g1.getClass() == g2.getClass());
12
        assertTrue(p1.getClass() == p2.getClass());
12
        assertTrue(g1.equals(g2));
13
        assertTrue(p1.equals(p2));
13
        assertTrue(g1.getNumberFormat() != g2.getNumberFormat());
14
        
15
        // check that the URL generator has been cloned
14
        assertTrue(g1.getPercentFormat() != g2.getPercentFormat());
16
        assertTrue(p1.getURLGenerator() != p2.getURLGenerator());
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 comparisons49
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)51.1
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                                                                  
    1
    CustomPieURLGenerator generator = new CustomPieURLGenerator();
    Preondition Violations
    Unmatched statement CustomPieURLGenerator generator=new CustomPieURLGenerator(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    CustomPieURLGenerator generator = new CustomPieURLGenerator();
    1
    StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator();
    1
    StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator();
    2
    PiePlot p1 = new PiePlot();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    g1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new PiePlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2
    PiePlot p1 = new PiePlot();
                                                                      
    3
    p1.setURLGenerator(generator);
    Preondition Violations
    Unmatched statement p1.setURLGenerator(generator); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3
    p1.setURLGenerator(generator);
    2
    StandardPieToolTipGenerator g2 = null;
    2
    StandardPieToolTipGenerator g2 = null;
    4
    PiePlot p2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    g2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    4
    PiePlot p2 = null;
    3
    try
    5
    try
    4
    g2 = (StandardPieToolTipGenerator)g1.clone();
    4
    g2 = (StandardPieToolTipGenerator)g1.clone();
    6
    p2 = (PiePlot)p1.clone();
    Differences
    Expression1Expression2Difference
    g2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    g1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (StandardPieToolTipGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (PiePlot)p1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    p2 = (PiePlot)p1.clone();
    5
    assertTrue(g1 != g2);
    5
    assertTrue(g1 != g2);
    7
    assertTrue(p1 != p2);
    Differences
    Expression1Expression2Difference
    g1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    g2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(p1 != p2);
    6
    assertTrue(g1.getClass() == g2.getClass());
    6
    assertTrue(g1.getClass() == g2.getClass());
    8
    assertTrue(p1.getClass() == p2.getClass());
    Differences
    Expression1Expression2Difference
    g1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    g2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    8
    assertTrue(p1.getClass() == p2.getClass());
    7
    assertTrue(g1.equals(g2));
    7
    assertTrue(g1.equals(g2));
    9
    assertTrue(p1.equals(p2));
    Differences
    Expression1Expression2Difference
    g2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    g1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.StandardPieToolTipGeneratororg.jfree.chart.plot.PiePlotSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression g2 cannot be unified with expression p2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression g2 cannot be unified with expression p2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression g1 cannot be unified with expression p1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    9
    assertTrue(p1.equals(p2));
    8
    assertTrue(g1.getNumberFormat() != g2.getNumberFormat());
    8
    assertTrue(g1.getNumberFormat() != g2.getNumberFormat());
    Preondition Violations
    Unmatched statement assertTrue(g1.getNumberFormat() != g2.getNumberFormat()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                            
    9
    assertTrue(g1.getPercentFormat() != g2.getPercentFormat());
    9
    assertTrue(g1.getPercentFormat() != g2.getPercentFormat());
    Preondition Violations
    Unmatched statement assertTrue(g1.getPercentFormat() != g2.getPercentFormat()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                                
                                                                                                                              
    10
    assertTrue(p1.getURLGenerator() != p2.getURLGenerator());
    Preondition Violations
    Unmatched statement assertTrue(p1.getURLGenerator() != p2.getURLGenerator()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    10
    assertTrue(p1.getURLGenerator() != p2.getURLGenerator());
    Precondition Violations (12)
    Row Violation
    1Unmatched statement CustomPieURLGenerator generator=new CustomPieURLGenerator(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Expression new PiePlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched statement p1.setURLGenerator(generator); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Expression (StandardPieToolTipGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression (PiePlot)p1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression g2 cannot be unified with expression p2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    7Expression g2 cannot be unified with expression p2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    8Expression g1 cannot be unified with expression p1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    9Unmatched statement assertTrue(g1.getNumberFormat() != g2.getNumberFormat()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    10Unmatched statement assertTrue(g1.getPercentFormat() != g2.getPercentFormat()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    11Unmatched statement assertTrue(p1.getURLGenerator() != p2.getURLGenerator()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    12Clone fragment #1 returns variables g1, g2 , while Clone fragment #2 returns variables p1, p2