NumberAxis a1 = new NumberAxis("Test"); NumberAxis a2 = null; try { a2 = (NumberAxis) a1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(a1 != a2); assertTrue(a1.getClass() == a2.getClass()); assertTrue(a1.equals(a2));
MinMaxCategoryRenderer r1 = new MinMaxCategoryRenderer(); MinMaxCategoryRenderer r2 = null; try { r2 = (MinMaxCategoryRenderer) 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/axis/junit/NumberAxisTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/MinMaxCategoryRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
NumberAxis a1 = new NumberAxis("Test");
2
        NumberAxis a
1
MinMaxCategoryRenderer r1 = new MinMaxCategoryRenderer();
3
2 = null;
2
        MinMaxCategoryRenderer r2 = null;
4
        try {
3
        try {
5
            a2 = (NumberAxis) a1.clone();
4
            r2 = (MinMaxCategoryRenderer) r1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
7
            System.err.println("Failed to clone.");
9
        }
8
        }
10
        assertTrue(a1 != a2);
9
        assertTrue(r1 != r2);
11
        assertTrue(a1.getClass() == a2.getClass());
10
        assertTrue(r1.getClass() == r2.getClass());
12
        assertTrue(a1.equals(a2));
11
        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 comparisons21
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)142.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    NumberAxis a1 = new NumberAxis("Test");
    1
    NumberAxis a1 = new NumberAxis("Test");
    1
    MinMaxCategoryRenderer r1 = new MinMaxCategoryRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    new NumberAxis("Test")new MinMaxCategoryRenderer()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new NumberAxis("Test") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new NumberAxis("Test") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    MinMaxCategoryRenderer r1 = new MinMaxCategoryRenderer();
    2
    NumberAxis a2 = null;
    2
    NumberAxis a2 = null;
    2
    MinMaxCategoryRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    2
    MinMaxCategoryRenderer r2 = null;
    3
    try
    3
    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
    4
    a2 = (NumberAxis)a1.clone();
    4
    a2 = (NumberAxis)a1.clone();
    4
    r2 = (MinMaxCategoryRenderer)r1.clone();
    Differences
    Expression1Expression2Difference
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (NumberAxis)a1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (MinMaxCategoryRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    r2 = (MinMaxCategoryRenderer)r1.clone();
    5
    assertTrue(a1 != a2);
    5
    assertTrue(a1 != a2);
    5
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(r1 != r2);
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression a2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression a2 cannot be unified with expression r2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression a1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(r1.equals(r2));
    Precondition Violations (14)
    Row Violation
    1Expression new NumberAxis("Test") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new NumberAxis("Test") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    5Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    6Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    9Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    10Expression (NumberAxis)a1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression (MinMaxCategoryRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Expression a2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    13Expression a2 cannot be unified with expression r2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    14Expression a1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)