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));
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/CombinedRangeCategoryPlotTests.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
CombinedRangeCategoryPlot plot1 = createPlot();        
2
        CombinedRangeCategoryPlot plo
1
DateTitle t1 = new DateTitle();
3
t2 = null;
2
        DateTitle t2 = null;
4
        try {
3
        try {
5
            plot2 = (CombinedRangeCategoryPlot) plot1.clone();
4
            t2 = (DateTitle) t1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
7
            System.err.println("DateTitleTests.testCloning: failed to clone.");
9
        }
8
        }
10
        assertTrue(plot1 != plot2);
9
        assertTrue(t1 != t2);
11
        assertTrue(plot1.getClass() == plot2.getClass());
10
        assertTrue(t1.getClass() == t2.getClass());
12
        assertTrue(plot1.equals(plot2));
11
        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)0.2
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)132.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    CombinedRangeCategoryPlot plot1 = createPlot();
    1
    CombinedRangeCategoryPlot plot1 = createPlot();
    1
    DateTitle t1 = new DateTitle();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    plot1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    createPlot()new DateTitle()TYPE_COMPATIBLE_REPLACEMENT
    1
    DateTitle t1 = new DateTitle();
    2
    CombinedRangeCategoryPlot plot2 = null;
    2
    CombinedRangeCategoryPlot plot2 = null;
    2
    DateTitle t2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    plot2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    2
    DateTitle t2 = null;
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    "Failed to clone.""DateTitleTests.testCloning: failed to clone."LITERAL_VALUE_MISMATCH
    3
    try
    4
    plot2 = (CombinedRangeCategoryPlot)plot1.clone();
    4
    plot2 = (CombinedRangeCategoryPlot)plot1.clone();
    4
    t2 = (DateTitle)t1.clone();
    Differences
    Expression1Expression2Difference
    plot2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    plot1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (CombinedRangeCategoryPlot)plot1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (DateTitle)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    t2 = (DateTitle)t1.clone();
    5
    assertTrue(plot1 != plot2);
    5
    assertTrue(plot1 != plot2);
    5
    assertTrue(t1 != t2);
    Differences
    Expression1Expression2Difference
    plot1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    plot2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(t1 != t2);
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    6
    assertTrue(t1.getClass() == t2.getClass());
    Differences
    Expression1Expression2Difference
    plot1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    plot2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(t1.getClass() == t2.getClass());
    7
    assertTrue(plot1.equals(plot2));
    7
    assertTrue(plot1.equals(plot2));
    7
    assertTrue(t1.equals(t2));
    Differences
    Expression1Expression2Difference
    plot2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    plot1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.title.DateTitleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression plot2 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 plot2 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 plot1 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 (5)
    Row Violation
    1Expression (CombinedRangeCategoryPlot)plot1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression (DateTitle)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression plot2 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)
    4Expression plot2 cannot be unified with expression t2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    5Expression plot1 cannot be unified with expression t1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)