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));
FastScatterPlot p1 = new FastScatterPlot(); FastScatterPlot p2 = null; try { p2 = (FastScatterPlot) 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));
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/plot/junit/FastScatterPlotTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
CombinedRangeCategoryPlot plot1 = createPlot();        
1
FastScatterPlot p1 = 
2
        CombinedRangeCategory
2
new FastScatterPlot();
3
Plot plot2 = null;
3
        FastScatterPlot p2 = null;
4
        try {
4
        try {
5
            plot2 = (CombinedRangeCategoryPlot) plot1.clone();
5
            p2 = (FastScatterPlot) p1.clone();
6
        }
6
        }
7
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
8
            System.err.println("Failed to clone.");
9
            System.err.println("Failed to clone.");
9
        }
10
        }
10
        assertTrue(plot1 != plot2);
11
        assertTrue(p1 != p2);
11
        assertTrue(plot1.getClass() == plot2.getClass());
12
        assertTrue(p1.getClass() == p2.getClass());
12
        assertTrue(plot1.equals(plot2));
13
        assertTrue(p1.equals(p2));
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 comparisons26
  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)193.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    CombinedRangeCategoryPlot plot1 = createPlot();
    1
    CombinedRangeCategoryPlot plot1 = createPlot();
    1
    FastScatterPlot p1 = new FastScatterPlot();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    plot1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    createPlot()new FastScatterPlot()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new FastScatterPlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    FastScatterPlot p1 = new FastScatterPlot();
    2
    CombinedRangeCategoryPlot plot2 = null;
    2
    CombinedRangeCategoryPlot plot2 = null;
    2
    FastScatterPlot p2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    plot2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    2
    FastScatterPlot p2 = null;
                
    3
    try
                                                                        
    4
    p2 = (FastScatterPlot)p1.clone();
    Preondition Violations
    Unmatched statement p2=(FastScatterPlot)p1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4
    p2 = (FastScatterPlot)p1.clone();
    3
    try
                
    4
    plot2 = (CombinedRangeCategoryPlot)plot1.clone();
    4
    plot2 = (CombinedRangeCategoryPlot)plot1.clone();
    Preondition Violations
    Unmatched statement plot2=(CombinedRangeCategoryPlot)plot1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                        
    5
    assertTrue(plot1 != plot2);
    5
    assertTrue(plot1 != plot2);
    5
    assertTrue(p1 != p2);
    Differences
    Expression1Expression2Difference
    plot1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    plot2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(p1 != p2);
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    6
    assertTrue(p1.getClass() == p2.getClass());
    Differences
    Expression1Expression2Difference
    plot1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    plot2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(p1.getClass() == p2.getClass());
    7
    assertTrue(plot1.equals(plot2));
    7
    assertTrue(plot1.equals(plot2));
    7
    assertTrue(p1.equals(p2));
    Differences
    Expression1Expression2Difference
    plot2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    plot1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeCategoryPlotorg.jfree.chart.plot.FastScatterPlotSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(p1.equals(p2));
    Precondition Violations (4)
    Row Violation
    1Expression new FastScatterPlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Unmatched statement p2=(FastScatterPlot)p1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement plot2=(CombinedRangeCategoryPlot)plot1.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Clone fragment #1 returns variables plot1, plot2 , while Clone fragment #2 returns variables p1, p2