PlumNeedle n1 = new PlumNeedle(); PlumNeedle n2 = null; try { n2 = (PlumNeedle) 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));
HighLowRenderer r1 = new HighLowRenderer(); r1.setCloseTickPaint(Color.green); HighLowRenderer r2 = null; try { r2 = (HighLowRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/needle/junit/PlumNeedleTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/xy/junit/HighLowRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 8
1
PlumNeedle n1 = new PlumNeedle();
2
        PlumNeedle n
1
HighLowRenderer r1 = new HighLowRenderer();
2
        r1.setCloseTickPaint(Color.green);
3
2 = null;
3
        HighLowRenderer r2 = null;
4
        try {
4
        try {
5
            n2 = (PlumNeedle) n1.clone();
5
            r2 = (HighLowRenderer) r1.clone();
6
        }
6
        }
7
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
8
            e.printStackTrace();
9
            System.err.println("Failed to clone.");
10
        }
9
        }
11
        assertTrue(n1 != n2);
10
        assertTrue(r1 != r2);
12
        assertTrue(n1.getClass() == n2.getClass());
11
        assertTrue(r1.getClass() == r2.getClass());
13
        assertTrue(n1.equals(n2));
12
        assertTrue(r1.equals(r2));
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 comparisons31
  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 fragment5
    Time elapsed for statement mapping (ms)3.8
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                            
    1
    HighLowRenderer r1 = new HighLowRenderer();
    Preondition Violations
    Unmatched statement HighLowRenderer r1=new HighLowRenderer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    HighLowRenderer r1 = new HighLowRenderer();
    1
    PlumNeedle n1 = new PlumNeedle();
                                                                        
                                                                              
    2
    r1.setCloseTickPaint(Color.green);
    Preondition Violations
    Unmatched statement r1.setCloseTickPaint(Color.green); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    r1.setCloseTickPaint(Color.green);
    2
    PlumNeedle n2 = null;
                                                
                                                          
    3
    HighLowRenderer r2 = null;
    3
    try
                
    4
    n2 = (PlumNeedle)n1.clone();
                                                              
                
    4
    try
                                                                        
    5
    r2 = (HighLowRenderer)r1.clone();
    5
    assertTrue(n1 != n2);
    5
    assertTrue(n1 != n2);
    6
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    n1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.PlumNeedleorg.jfree.chart.renderer.xy.HighLowRendererVARIABLE_TYPE_MISMATCH
    n2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.PlumNeedleorg.jfree.chart.renderer.xy.HighLowRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.needle.PlumNeedle of variable n1 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r1
    • Make classes org.jfree.chart.needle.PlumNeedle and org.jfree.chart.renderer.xy.HighLowRenderer extend a common superclass
    Type org.jfree.chart.needle.PlumNeedle of variable n2 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r2
    • Make classes org.jfree.chart.needle.PlumNeedle and org.jfree.chart.renderer.xy.HighLowRenderer extend a common superclass
    6
    assertTrue(r1 != r2);
    6
    assertTrue(n1.getClass() == n2.getClass());
    6
    assertTrue(n1.getClass() == n2.getClass());
    7
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    n1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.PlumNeedleorg.jfree.chart.renderer.xy.HighLowRendererVARIABLE_TYPE_MISMATCH
    n2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.PlumNeedleorg.jfree.chart.renderer.xy.HighLowRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.needle.PlumNeedle of variable n1 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r1
    • Make classes org.jfree.chart.needle.PlumNeedle and org.jfree.chart.renderer.xy.HighLowRenderer extend a common superclass
    Type org.jfree.chart.needle.PlumNeedle of variable n2 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r2
    • Make classes org.jfree.chart.needle.PlumNeedle and org.jfree.chart.renderer.xy.HighLowRenderer extend a common superclass
    7
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(n1.equals(n2));
    7
    assertTrue(n1.equals(n2));
    8
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    n2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.PlumNeedleorg.jfree.chart.renderer.xy.HighLowRendererVARIABLE_TYPE_MISMATCH
    n1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.needle.PlumNeedleorg.jfree.chart.renderer.xy.HighLowRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.needle.PlumNeedle of variable n2 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r2
    • Make classes org.jfree.chart.needle.PlumNeedle and org.jfree.chart.renderer.xy.HighLowRenderer extend a common superclass
    Type org.jfree.chart.needle.PlumNeedle of variable n1 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r1
    • Make classes org.jfree.chart.needle.PlumNeedle and org.jfree.chart.renderer.xy.HighLowRenderer extend a common superclass
    8
    assertTrue(r1.equals(r2));
    Precondition Violations (8)
    Row Violation
    1Unmatched statement HighLowRenderer r1=new HighLowRenderer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement r1.setCloseTickPaint(Color.green); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Type org.jfree.chart.needle.PlumNeedle of variable n1 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r1
    4Type org.jfree.chart.needle.PlumNeedle of variable n2 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r2
    5Type org.jfree.chart.needle.PlumNeedle of variable n1 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r1
    6Type org.jfree.chart.needle.PlumNeedle of variable n2 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r2
    7Type org.jfree.chart.needle.PlumNeedle of variable n2 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r2
    8Type org.jfree.chart.needle.PlumNeedle of variable n1 does not match with type org.jfree.chart.renderer.xy.HighLowRenderer of variable r1