BarRenderer r1 = new BarRenderer(); r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); BarRenderer r2 = null; try { r2 = (BarRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2));
StatisticalLineAndShapeRenderer r1 = new StatisticalLineAndShapeRenderer(); StatisticalLineAndShapeRenderer r2 = null; try { r2 = (StatisticalLineAndShapeRenderer) r1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } 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/renderer/category/junit/BarRendererTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/StatisticalLineAndShapeRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 8 Number of AST nodes: 7
1
BarRenderer r1 = new BarRenderer();
2
        r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerato
1
StatisticalLineAndShapeRenderer r1
3
r());
2
                = new StatisticalLineAndShapeRenderer();
4
        BarRenderer r2 = null;
3
        StatisticalLineAndShapeRenderer r2 = null;
5
        try {
4
        try {
6
            r2 = (BarRenderer) r1.clone();
5
            r2 = (StatisticalLineAndShapeRenderer) r1.clone();
7
        }
6
        }
8
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
9
            e.printStackTrace();
8
            System.err.println("Failed to clone.");
10
        }
9
        }
11
        assertTrue(r1 != r2);
10
        assertTrue(r1 != r2);
12
        assertTrue(r1.getClass() == r2.getClass());
11
        assertTrue(r1.getClass() == r2.getClass());
13
        assertTrue(r1.equals(r2));
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)0.3
Clones locationClones are in different classes having the same super class
Number of node comparisons26
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)150.9
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    BarRenderer r1 = new BarRenderer();
    1
    BarRenderer r1 = new BarRenderer();
    1
    StatisticalLineAndShapeRenderer r1 = new StatisticalLineAndShapeRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new BarRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new StatisticalLineAndShapeRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    StatisticalLineAndShapeRenderer r1 = new StatisticalLineAndShapeRenderer();
    2
    r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
    2
    r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
    Preondition Violations
    Unmatched statement r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                                                        
    3
    BarRenderer r2 = null;
    3
    BarRenderer r2 = null;
    2
    StatisticalLineAndShapeRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    2
    StatisticalLineAndShapeRenderer r2 = null;
    4
    try
    4
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printStackTraceprintlnMETHOD_INVOCATION_NAME_MISMATCH
    eSystem.errAST_TYPE_MISMATCH
    e.printStackTrace()System.err.println("Failed to clone.")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    3
    try
    5
    r2 = (BarRenderer)r1.clone();
    5
    r2 = (BarRenderer)r1.clone();
    4
    r2 = (StatisticalLineAndShapeRenderer)r1.clone();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (BarRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (StatisticalLineAndShapeRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    r2 = (StatisticalLineAndShapeRenderer)r1.clone();
    6
    assertTrue(r1 != r2);
    6
    assertTrue(r1 != r2);
    5
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(r1 != r2);
    7
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(r1.getClass() == r2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(r1.getClass() == r2.getClass());
    8
    assertTrue(r1.equals(r2));
    8
    assertTrue(r1.equals(r2));
    7
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.BarRendererorg.jfree.chart.renderer.category.StatisticalLineAndShapeRendererSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(r1.equals(r2));
    Precondition Violations (12)
    Row Violation
    1Expression new BarRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new StatisticalLineAndShapeRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched statement r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    6Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    7Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    10Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    11Expression (BarRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Expression (StatisticalLineAndShapeRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted