AxisSpace s1 = new AxisSpace(); AxisSpace s2 = null; try { s2 = (AxisSpace) s1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(s1 != s2); assertTrue(s1.getClass() == s2.getClass()); assertTrue(s1.equals(s2));
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));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/AxisSpaceTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/NumberAxisTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
AxisSpace s1 = new AxisSpace();
2
        AxisSpace s
1
NumberAxis a1 = new NumberAxis("Test");
3
2 = null;
2
        NumberAxis a2 = null;
4
        try {
3
        try {
5
            s2 = (AxisSpace) s1.clone();
4
            a2 = (NumberAxis) a1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
7
            e.printStackTrace();
9
        }
8
        }
10
        assertTrue(s1 != s2);
9
        assertTrue(a1 != a2);
11
        assertTrue(s1.getClass() == s2.getClass());
10
        assertTrue(a1.getClass() == a2.getClass());
12
        assertTrue(s1.equals(s2));
11
        assertTrue(a1.equals(a2));
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)27.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    AxisSpace s1 = new AxisSpace();
    1
    AxisSpace s1 = new AxisSpace();
    1
    NumberAxis a1 = new NumberAxis("Test");
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    new AxisSpace()new NumberAxis("Test")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new AxisSpace() 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
    Expression new AxisSpace() 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
    NumberAxis a1 = new NumberAxis("Test");
    2
    AxisSpace s2 = null;
    2
    AxisSpace s2 = null;
    2
    NumberAxis a2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    2
    NumberAxis a2 = null;
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printlnprintStackTraceMETHOD_INVOCATION_NAME_MISMATCH
    System.erreAST_TYPE_MISMATCH
    System.err.println("Failed to clone.")e.printStackTrace()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() 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 System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    3
    try
    4
    s2 = (AxisSpace)s1.clone();
    4
    s2 = (AxisSpace)s1.clone();
    4
    a2 = (NumberAxis)a1.clone();
    Differences
    Expression1Expression2Difference
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (AxisSpace)s1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (NumberAxis)a1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    a2 = (NumberAxis)a1.clone();
    5
    assertTrue(s1 != s2);
    5
    assertTrue(s1 != s2);
    5
    assertTrue(a1 != a2);
    Differences
    Expression1Expression2Difference
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(a1 != a2);
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(a1.getClass() == a2.getClass());
    Differences
    Expression1Expression2Difference
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(a1.getClass() == a2.getClass());
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(a1.equals(a2));
    Differences
    Expression1Expression2Difference
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.NumberAxisSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression s2 cannot be unified with expression a2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression s2 cannot be unified with expression a2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression s1 cannot be unified with expression a1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(a1.equals(a2));
    Precondition Violations (16)
    Row Violation
    1Expression new AxisSpace() 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 new AxisSpace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new NumberAxis("Test") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    7Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    8Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    11Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    12Expression (AxisSpace)s1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression (NumberAxis)a1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression s2 cannot be unified with expression a2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    15Expression s2 cannot be unified with expression a2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    16Expression s1 cannot be unified with expression a1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)