AxisSpace s1 = new AxisSpace(); AxisSpace s2 = null; try { s2 = (AxisSpace) s1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(s1 != s2); assertTrue(s1.getClass() == s2.getClass()); assertTrue(s1.equals(s2));
CombinedRangeCategoryPlot plot1 = createPlot(); CombinedRangeCategoryPlot plot2 = null; try { plot2 = (CombinedRangeCategoryPlot) plot1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(plot1 != plot2); assertTrue(plot1.getClass() == plot2.getClass()); assertTrue(plot1.equals(plot2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/AxisSpaceTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/CombinedRangeCategoryPlotTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
AxisSpace s1 = new AxisSpace();
2
        AxisSpace s
1
CombinedRangeCategoryPlot plot1 = createPlot();        
3
2 = null;
2
        CombinedRangeCategoryPlot plot2 = null;
4
        try {
3
        try {
5
            s2 = (AxisSpace) s1.clone();
4
            plot2 = (CombinedRangeCategoryPlot) plot1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
7
            System.err.println("Failed to clone.");
9
        }
8
        }
10
        assertTrue(s1 != s2);
9
        assertTrue(plot1 != plot2);
11
        assertTrue(s1.getClass() == s2.getClass());
10
        assertTrue(plot1.getClass() == plot2.getClass());
12
        assertTrue(s1.equals(s2));
11
        assertTrue(plot1.equals(plot2));
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 comparisons29
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)33.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    AxisSpace s1 = new AxisSpace();
    1
    AxisSpace s1 = new AxisSpace();
    1
    CombinedRangeCategoryPlot plot1 = createPlot();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    s1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    new AxisSpace()createPlot()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new AxisSpace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    CombinedRangeCategoryPlot plot1 = createPlot();
    2
    AxisSpace s2 = null;
    2
    AxisSpace s2 = null;
    2
    CombinedRangeCategoryPlot plot2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    s2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    2
    CombinedRangeCategoryPlot plot2 = null;
    3
    try
    3
    try
    4
    s2 = (AxisSpace)s1.clone();
    4
    s2 = (AxisSpace)s1.clone();
    4
    plot2 = (CombinedRangeCategoryPlot)plot1.clone();
    Differences
    Expression1Expression2Difference
    s2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    s1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (AxisSpace)s1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (CombinedRangeCategoryPlot)plot1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    plot2 = (CombinedRangeCategoryPlot)plot1.clone();
    5
    assertTrue(s1 != s2);
    5
    assertTrue(s1 != s2);
    5
    assertTrue(plot1 != plot2);
    Differences
    Expression1Expression2Difference
    s1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    s2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(plot1 != plot2);
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    Differences
    Expression1Expression2Difference
    s1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    s2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(plot1.equals(plot2));
    Differences
    Expression1Expression2Difference
    s2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    s1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.plot.CombinedRangeCategoryPlotSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression s2 cannot be unified with expression plot2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression s2 cannot be unified with expression plot2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression s1 cannot be unified with expression plot1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(plot1.equals(plot2));
    Precondition Violations (6)
    Row Violation
    1Expression new AxisSpace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression (AxisSpace)s1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression (CombinedRangeCategoryPlot)plot1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression s2 cannot be unified with expression plot2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    5Expression s2 cannot be unified with expression plot2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    6Expression s1 cannot be unified with expression plot1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)