MultiplePiePlot p1 = new MultiplePiePlot(); MultiplePiePlot p2 = null; try { p2 = (MultiplePiePlot) p1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); System.err.println("Failed to clone."); } assertTrue(p1 != p2); assertTrue(p1.getClass() == p2.getClass()); assertTrue(p1.equals(p2));
DateTitle t1 = new DateTitle(); DateTitle t2 = null; try { t2 = (DateTitle) t1.clone(); } catch (CloneNotSupportedException e) { System.err.println("DateTitleTests.testCloning: failed to clone."); } assertTrue(t1 != t2); assertTrue(t1.getClass() == t2.getClass()); assertTrue(t1.equals(t2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/MultiplePiePlotTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/title/junit/DateTitleTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
MultiplePiePlot p1 = new MultiplePiePlot();
2
        MultiplePiePlot p
1
DateTitle t1 = new DateTitle();
3
2 = null;
2
        DateTitle t2 = null;
4
        try {
3
        try {
5
            p2 = (MultiplePiePlot) p1.clone();
4
            t2 = (DateTitle) t1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
7
            
9
            System.err.println("Failed to clone.");
8
System.err.println("DateTitleTests.testCloning: failed to clone.");
10
        }
9
        }
11
        assertTrue(p1 != p2);
10
        assertTrue(t1 != t2);
12
        assertTrue(p1.getClass() == p2.getClass());
11
        assertTrue(t1.getClass() == t2.getClass());
13
        assertTrue(p1.equals(p2));
12
        assertTrue(t1.equals(t2));
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)464.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    MultiplePiePlot p1 = new MultiplePiePlot();
    1
    MultiplePiePlot p1 = new MultiplePiePlot();
    1
    DateTitle t1 = new DateTitle();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    p1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new MultiplePiePlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    DateTitle t1 = new DateTitle();
    2
    MultiplePiePlot p2 = null;
    2
    MultiplePiePlot p2 = null;
    2
    DateTitle t2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    p2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    2
    DateTitle t2 = null;
                
    3
    try
                                                            
    4
    t2 = (DateTitle)t1.clone();
    Preondition Violations
    Unmatched statement t2=(DateTitle)t1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4
    t2 = (DateTitle)t1.clone();
    3
    try
                
    4
    p2 = (MultiplePiePlot)p1.clone();
    4
    p2 = (MultiplePiePlot)p1.clone();
    Preondition Violations
    Unmatched statement p2=(MultiplePiePlot)p1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                        
    5
    assertTrue(p1 != p2);
    5
    assertTrue(p1 != p2);
    5
    assertTrue(t1 != t2);
    Differences
    Expression1Expression2Difference
    p1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    p2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(t1 != t2);
    6
    assertTrue(p1.getClass() == p2.getClass());
    6
    assertTrue(p1.getClass() == p2.getClass());
    6
    assertTrue(t1.getClass() == t2.getClass());
    Differences
    Expression1Expression2Difference
    p1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    p2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(t1.getClass() == t2.getClass());
    7
    assertTrue(p1.equals(p2));
    7
    assertTrue(p1.equals(p2));
    7
    assertTrue(t1.equals(t2));
    Differences
    Expression1Expression2Difference
    p2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    p1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.MultiplePiePlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression p2 cannot be unified with expression t2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression p2 cannot be unified with expression t2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression p1 cannot be unified with expression t1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(t1.equals(t2));
    Precondition Violations (7)
    Row Violation
    1Expression new MultiplePiePlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Unmatched statement t2=(DateTitle)t1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement p2=(MultiplePiePlot)p1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Expression p2 cannot be unified with expression t2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    5Expression p2 cannot be unified with expression t2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    6Expression p1 cannot be unified with expression t1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7Clone fragment #1 returns variables p1, p2 , while Clone fragment #2 returns variables t1, t2