IntervalCategoryItemLabelGenerator g1 = new IntervalCategoryItemLabelGenerator(); IntervalCategoryItemLabelGenerator g2 = null; try { g2 = (IntervalCategoryItemLabelGenerator) g1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(g1 != g2); assertTrue(g1.getClass() == g2.getClass()); assertTrue(g1.equals(g2));
SymbolicXYItemLabelGenerator g1 = new SymbolicXYItemLabelGenerator(); SymbolicXYItemLabelGenerator g2 = null; try { g2 = (SymbolicXYItemLabelGenerator) g1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(g1 != g2); assertTrue(g1.getClass() == g2.getClass()); assertTrue(g1.equals(g2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/labels/junit/IntervalCategoryLabelGeneratorTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/labels/junit/SymbolicXYItemLabelGeneratorTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
IntervalCategoryItemLabelGenerator g1
1
SymbolicXYItemLabelGenerator g1
2
                = new IntervalCategoryItemLabelGenerator();
2
 = new SymbolicXYItemLabelGenerator();
3
        IntervalCategoryItemLabelGenerator g2 = null;
3
        SymbolicXYItemLabelGenerator g2 = null;
4
        try {
4
        try {
5
            g2 = (IntervalCategoryItemLabelGenerator) g1.clone();
5
            g2 = (SymbolicXYItemLabelGenerator) g1.clone();
6
        }
6
        }
7
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
8
            e.printStackTrace();
9
        }
9
        }
10
        assertTrue(g1 != g2);
10
        assertTrue(g1 != g2);
11
        assertTrue(g1.getClass() == g2.getClass());
11
        assertTrue(g1.getClass() == g2.getClass());
12
        assertTrue(g1.equals(g2));
12
        assertTrue(g1.equals(g2));
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 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)23.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    IntervalCategoryItemLabelGenerator g1 = new IntervalCategoryItemLabelGenerator();
    1
    IntervalCategoryItemLabelGenerator g1 = new IntervalCategoryItemLabelGenerator();
    1
    SymbolicXYItemLabelGenerator g1 = new SymbolicXYItemLabelGenerator();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new IntervalCategoryItemLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    SymbolicXYItemLabelGenerator g1 = new SymbolicXYItemLabelGenerator();
    2
    IntervalCategoryItemLabelGenerator g2 = null;
    2
    IntervalCategoryItemLabelGenerator g2 = null;
    2
    SymbolicXYItemLabelGenerator g2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    2
    SymbolicXYItemLabelGenerator g2 = null;
    3
    try
    3
    try
    4
    g2 = (IntervalCategoryItemLabelGenerator)g1.clone();
    4
    g2 = (IntervalCategoryItemLabelGenerator)g1.clone();
    4
    g2 = (SymbolicXYItemLabelGenerator)g1.clone();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (IntervalCategoryItemLabelGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (SymbolicXYItemLabelGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    g2 = (SymbolicXYItemLabelGenerator)g1.clone();
    5
    assertTrue(g1 != g2);
    5
    assertTrue(g1 != g2);
    5
    assertTrue(g1 != g2);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(g1 != g2);
    6
    assertTrue(g1.getClass() == g2.getClass());
    6
    assertTrue(g1.getClass() == g2.getClass());
    6
    assertTrue(g1.getClass() == g2.getClass());
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(g1.getClass() == g2.getClass());
    7
    assertTrue(g1.equals(g2));
    7
    assertTrue(g1.equals(g2));
    7
    assertTrue(g1.equals(g2));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.IntervalCategoryItemLabelGeneratororg.jfree.chart.labels.SymbolicXYItemLabelGeneratorSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression g2 cannot be unified with expression g2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression g2 cannot be unified with expression g2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression g1 cannot be unified with expression g1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(g1.equals(g2));
    Precondition Violations (6)
    Row Violation
    1Expression new IntervalCategoryItemLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression (IntervalCategoryItemLabelGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression (SymbolicXYItemLabelGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression g2 cannot be unified with expression g2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    5Expression g2 cannot be unified with expression g2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    6Expression g1 cannot be unified with expression g1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)