LineAndShapeRenderer r1 = new LineAndShapeRenderer(); LineAndShapeRenderer r2 = null; try { r2 = (LineAndShapeRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2)); assertTrue(checkIndependence(r1, r2));
ScatterRenderer r1 = new ScatterRenderer(); ScatterRenderer r2 = null; try { r2 = (ScatterRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2)); assertTrue(checkIndependence(r1, r2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/LineAndShapeRendererTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/ScatterRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 8 Number of AST nodes: 8
1
LineAndShapeRenderer r1 = new LineAndShapeRenderer();
1
ScatterRenderer r1 = new ScatterRenderer();
2
        LineAndShapeRenderer r2 = null;
2
        ScatterRenderer r2 = null;
3
        try {
3
        try {
4
            r2 = (LineAndShapeRenderer) r1.clone();
4
            r2 = (ScatterRenderer) r1.clone();
5
        }
5
        }
6
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
7
            e.printStackTrace();
7
            e.printStackTrace();
8
        }
8
        }
9
        assertTrue(r1 != r2);
9
        assertTrue(r1 != r2);
10
        assertTrue(r1.getClass() == r2.getClass());
10
        assertTrue(r1.getClass() == r2.getClass());
11
        assertTrue(r1.equals(r2));
11
        assertTrue(r1.equals(r2));
12
        assertTrue(checkIndependence(r1, r2));
12
        assertTrue(checkIndependence(r1, 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)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons18
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)125.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    LineAndShapeRenderer r1 = new LineAndShapeRenderer();
    1
    LineAndShapeRenderer r1 = new LineAndShapeRenderer();
    1
    ScatterRenderer r1 = new ScatterRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new LineAndShapeRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new ScatterRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    ScatterRenderer r1 = new ScatterRenderer();
    2
    LineAndShapeRenderer r2 = null;
    2
    LineAndShapeRenderer r2 = null;
    2
    ScatterRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    2
    ScatterRenderer r2 = null;
    3
    try
    3
    try
    4
    r2 = (LineAndShapeRenderer)r1.clone();
    4
    r2 = (LineAndShapeRenderer)r1.clone();
    4
    r2 = (ScatterRenderer)r1.clone();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (LineAndShapeRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (ScatterRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    r2 = (ScatterRenderer)r1.clone();
    5
    assertTrue(r1 != r2);
    5
    assertTrue(r1 != r2);
    5
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(r1 != r2);
    6
    assertTrue(r1.getClass() == r2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(r1.equals(r2));
    7
    assertTrue(r1.equals(r2));
    7
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(r1.equals(r2));
    8
    assertTrue(checkIndependence(r1, r2));
    8
    assertTrue(checkIndependence(r1, r2));
    8
    assertTrue(checkIndependence(r1, r2));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LineAndShapeRendererorg.jfree.chart.renderer.category.ScatterRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression r1 cannot be unified with expression r1 , because common superclass type org.jfree.chart.renderer.category.AbstractCategoryItemRenderer cannot be passed as an argument to private boolean checkIndependence(org.jfree.chart.renderer.category.LineAndShapeRenderer, org.jfree.chart.renderer.category.LineAndShapeRenderer)
    Expression r2 cannot be unified with expression r2 , because common superclass type org.jfree.chart.renderer.category.AbstractCategoryItemRenderer cannot be passed as an argument to private boolean checkIndependence(org.jfree.chart.renderer.category.LineAndShapeRenderer, org.jfree.chart.renderer.category.LineAndShapeRenderer)
    8
    assertTrue(checkIndependence(r1, r2));
    Precondition Violations (6)
    Row Violation
    1Expression new LineAndShapeRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new ScatterRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression (LineAndShapeRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression (ScatterRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression r1 cannot be unified with expression r1 , because common superclass type org.jfree.chart.renderer.category.AbstractCategoryItemRenderer cannot be passed as an argument to private boolean checkIndependence(org.jfree.chart.renderer.category.LineAndShapeRenderer, org.jfree.chart.renderer.category.LineAndShapeRenderer)
    6Expression r2 cannot be unified with expression r2 , because common superclass type org.jfree.chart.renderer.category.AbstractCategoryItemRenderer cannot be passed as an argument to private boolean checkIndependence(org.jfree.chart.renderer.category.LineAndShapeRenderer, org.jfree.chart.renderer.category.LineAndShapeRenderer)