ShipNeedle n1 = new ShipNeedle(); ShipNeedle n2 = null; try { n2 = (ShipNeedle) n1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); System.err.println("Failed to clone."); } assertTrue(n1 != n2); assertTrue(n1.getClass() == n2.getClass()); assertTrue(n1.equals(n2));
CombinedDomainCategoryPlot plot1 = createPlot(); CombinedDomainCategoryPlot plot2 = null; try { plot2 = (CombinedDomainCategoryPlot) 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/needle/junit/ShipNeedleTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/CombinedDomainCategoryPlotTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
ShipNeedle n1 = new ShipNeedle();
2
        ShipNeedle n
1
CombinedDomainCategoryPlot plot1 = createPlot();        
3
2 = null;
2
        CombinedDomainCategoryPlot plot2 = null;
4
        try {
3
        try {
5
            n2 = (ShipNeedle) n1.clone();
4
            plot2 = (CombinedDomainCategoryPlot) plot1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
9
            System.err.println("Failed to clone.");
7
            System.err.println("Failed to clone.");
10
        }
8
        }
11
        assertTrue(n1 != n2);
9
        assertTrue(plot1 != plot2);
12
        assertTrue(n1.getClass() == n2.getClass());
10
        assertTrue(plot1.getClass() == plot2.getClass());
13
        assertTrue(n1.equals(n2));
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)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons26
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment4
    Number of unmapped statements in the second code fragment4
    Time elapsed for statement mapping (ms)4.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                                      
    1
    CombinedDomainCategoryPlot plot1 = createPlot();
    1
    ShipNeedle n1 = new ShipNeedle();
                                                                        
                                                                                      
    2
    CombinedDomainCategoryPlot plot2 = null;
    2
    ShipNeedle n2 = null;
                                                
                
    3
    try
                                                                                                          
    4
    plot2 = (CombinedDomainCategoryPlot)plot1.clone();
    3
    try
                
    4
    n2 = (ShipNeedle)n1.clone();
                                                              
    5
    assertTrue(n1 != n2);
    5
    assertTrue(n1 != n2);
    5
    assertTrue(plot1 != plot2);
    Differences
    Expression1Expression2Difference
    n1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.ShipNeedleorg.jfree.chart.plot.CombinedDomainCategoryPlotVARIABLE_TYPE_MISMATCH
    n2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.ShipNeedleorg.jfree.chart.plot.CombinedDomainCategoryPlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.needle.ShipNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot1
    • Make classes org.jfree.chart.needle.ShipNeedle and org.jfree.chart.plot.CombinedDomainCategoryPlot extend a common superclass
    Type org.jfree.chart.needle.ShipNeedle of variable n2 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot2
    • Make classes org.jfree.chart.needle.ShipNeedle and org.jfree.chart.plot.CombinedDomainCategoryPlot extend a common superclass
    5
    assertTrue(plot1 != plot2);
    6
    assertTrue(n1.getClass() == n2.getClass());
    6
    assertTrue(n1.getClass() == n2.getClass());
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    Differences
    Expression1Expression2Difference
    n1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.ShipNeedleorg.jfree.chart.plot.CombinedDomainCategoryPlotVARIABLE_TYPE_MISMATCH
    n2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.ShipNeedleorg.jfree.chart.plot.CombinedDomainCategoryPlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.needle.ShipNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot1
    • Make classes org.jfree.chart.needle.ShipNeedle and org.jfree.chart.plot.CombinedDomainCategoryPlot extend a common superclass
    Type org.jfree.chart.needle.ShipNeedle of variable n2 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot2
    • Make classes org.jfree.chart.needle.ShipNeedle and org.jfree.chart.plot.CombinedDomainCategoryPlot extend a common superclass
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    7
    assertTrue(n1.equals(n2));
    7
    assertTrue(n1.equals(n2));
    7
    assertTrue(plot1.equals(plot2));
    Differences
    Expression1Expression2Difference
    n2plot2VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.ShipNeedleorg.jfree.chart.plot.CombinedDomainCategoryPlotVARIABLE_TYPE_MISMATCH
    n1plot1VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.ShipNeedleorg.jfree.chart.plot.CombinedDomainCategoryPlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.needle.ShipNeedle of variable n2 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot2
    • Make classes org.jfree.chart.needle.ShipNeedle and org.jfree.chart.plot.CombinedDomainCategoryPlot extend a common superclass
    Type org.jfree.chart.needle.ShipNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot1
    • Make classes org.jfree.chart.needle.ShipNeedle and org.jfree.chart.plot.CombinedDomainCategoryPlot extend a common superclass
    7
    assertTrue(plot1.equals(plot2));
    Precondition Violations (6)
    Row Violation
    1Type org.jfree.chart.needle.ShipNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot1
    2Type org.jfree.chart.needle.ShipNeedle of variable n2 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot2
    3Type org.jfree.chart.needle.ShipNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot1
    4Type org.jfree.chart.needle.ShipNeedle of variable n2 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot2
    5Type org.jfree.chart.needle.ShipNeedle of variable n2 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot2
    6Type org.jfree.chart.needle.ShipNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainCategoryPlot of variable plot1