MultipleXYSeriesLabelGenerator g1 = new MultipleXYSeriesLabelGenerator(); MultipleXYSeriesLabelGenerator g2 = null; try { g2 = (MultipleXYSeriesLabelGenerator) g1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(g1 != g2); assertTrue(g1.getClass() == g2.getClass()); assertTrue(g1.equals(g2)); // check independence g1.addSeriesLabel(3, "Add3"); assertFalse(g1.equals(g2)); g2.addSeriesLabel(3, "Add3"); assertTrue(g1.equals(g2));
XYSeries s1 = new XYSeries("Series"); s1.add(1.2, 3.4); XYSeriesCollection c1 = new XYSeriesCollection(); c1.addSeries(s1); IntervalXYDelegate d1 = new IntervalXYDelegate(c1); IntervalXYDelegate d2 = null; try { d2 = (IntervalXYDelegate) d1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(d1 != d2); assertTrue(d1.getClass() == d2.getClass()); assertTrue(d1.equals(d2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/labels/junit/MultipleXYSeriesLabelGeneratorTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/IntervalXYDelegateTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 11 Number of AST nodes: 11
1
MultipleXYSeriesLabelGenerator g1
2
                = new MultipleXYSeriesLabelGenerator(
1
XYSeries s1 = new XYSeries("Series");
2
        s1.add(1.2, 3.4);
3
        XYSeriesCollection c1 = new XYSeriesCollection();
3
);
4
        c1.addSeries(s1);
4
        MultipleXYSeriesLabelGenerator g
5
        IntervalXYDelegate d1 = new IntervalXYDelegate(c1);
6
        
5
2 = null;
7
        IntervalXYDelegate d2 = null;
6
        try {
8
        try {
7
            g2 = (MultipleXYSeriesLabelGenerator) g1.clone();
9
            d2 = (IntervalXYDelegate) d1.clone();
8
        }
10
        }
9
        catch (CloneNotSupportedException e) {
11
        catch (CloneNotSupportedException e) {
10
            e.printStackTrace();
12
            System.err.println("Failed to clone.");
11
        }
13
        }
12
        assertTrue(g1 != g2);
14
        assertTrue(d1 != d2);
13
        assertTrue(g1.getClass() == g2.getClass());
15
        assertTrue(d1.getClass() == d2.getClass());
14
        assertTrue(g1.equals(g2));
16
        assertTrue(
15
        // check independence
16
        g1.addSeriesLabel(3, "Add3");
17
        assertFalse(g1.equals(g2));
18
        g2.addSeriesLabel(3, "Add3");
19
        assertTrue(g1.equals(g2));
17
d1.equals(d2));
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 comparisons63
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)44.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                
    1
    XYSeries s1 = new XYSeries("Series");
    Preondition Violations
    Unmatched statement XYSeries s1=new XYSeries("Series"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    XYSeries s1 = new XYSeries("Series");
                                          
    2
    s1.add(1.2, 3.4);
    Preondition Violations
    Unmatched statement s1.add(1.2,3.4); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    s1.add(1.2, 3.4);
    1
    MultipleXYSeriesLabelGenerator g1 = new MultipleXYSeriesLabelGenerator();
    1
    MultipleXYSeriesLabelGenerator g1 = new MultipleXYSeriesLabelGenerator();
    3
    XYSeriesCollection c1 = new XYSeriesCollection();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.XYSeriesCollectionSUBCLASS_TYPE_MISMATCH
    g1c1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.XYSeriesCollectionSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.XYSeriesCollectionSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new MultipleXYSeriesLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new XYSeriesCollection() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    XYSeriesCollection c1 = new XYSeriesCollection();
    2
    MultipleXYSeriesLabelGenerator g2 = null;
    2
    MultipleXYSeriesLabelGenerator g2 = null;
    5
    IntervalXYDelegate d1 = new IntervalXYDelegate(c1);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    g2d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    nullnew IntervalXYDelegate(c1)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new IntervalXYDelegate(c1) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5
    IntervalXYDelegate d1 = new IntervalXYDelegate(c1);
                                                                
    6
    IntervalXYDelegate d2 = null;
    3
    try
    3
    try
    7
    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
    7
    try
    4
    g2 = (MultipleXYSeriesLabelGenerator)g1.clone();
    4
    g2 = (MultipleXYSeriesLabelGenerator)g1.clone();
    8
    d2 = (IntervalXYDelegate)d1.clone();
    Differences
    Expression1Expression2Difference
    g2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    g1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (MultipleXYSeriesLabelGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (IntervalXYDelegate)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    d2 = (IntervalXYDelegate)d1.clone();
    5
    assertTrue(g1 != g2);
    5
    assertTrue(g1 != g2);
    9
    assertTrue(d1 != d2);
    Differences
    Expression1Expression2Difference
    g1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    g2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    assertTrue(d1 != d2);
    6
    assertTrue(g1.getClass() == g2.getClass());
    6
    assertTrue(g1.getClass() == g2.getClass());
    10
    assertTrue(d1.getClass() == d2.getClass());
    Differences
    Expression1Expression2Difference
    g1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    g2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g1 cannot be unified with expression d1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.labels.MultipleXYSeriesLabelGenerator> getClass() , public final native Class<? extends org.jfree.data.xy.IntervalXYDelegate> getClass()
    Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g2 cannot be unified with expression d2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.labels.MultipleXYSeriesLabelGenerator> getClass() , public final native Class<? extends org.jfree.data.xy.IntervalXYDelegate> getClass()
    10
    assertTrue(d1.getClass() == d2.getClass());
    7
    assertTrue(g1.equals(g2));
    7
    assertTrue(g1.equals(g2));
    Preondition Violations
    Unmatched statement assertTrue(g1.equals(g2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                              
    8
    g1.addSeriesLabel(3, "Add3");
    8
    g1.addSeriesLabel(3, "Add3");
    4
    c1.addSeries(s1);
    Differences
    Expression1Expression2Difference
    addSeriesLabeladdSeriesMETHOD_INVOCATION_NAME_MISMATCH
    g1c1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.XYSeriesCollectionSUBCLASS_TYPE_MISMATCH
    g1.addSeriesLabel(3,"Add3")c1.addSeries(s1)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression g1.addSeriesLabel(3,"Add3") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression c1.addSeries(s1) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g1.addSeriesLabel(3,"Add3") is a void method call, and thus it cannot be parameterized
    Expression c1.addSeries(s1) is a void method call, and thus it cannot be parameterized
    Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression c1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g1 cannot be unified with expression c1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void addSeriesLabel(int, java.lang.String) , public void addSeries(org.jfree.data.xy.XYSeries)
    Expression g1.addSeriesLabel(3,"Add3") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression c1.addSeries(s1) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g1.addSeriesLabel(3,"Add3") is a void method call, and thus it cannot be parameterized
    Expression c1.addSeries(s1) is a void method call, and thus it cannot be parameterized
    4
    c1.addSeries(s1);
    9
    assertFalse(g1.equals(g2));
    9
    assertFalse(g1.equals(g2));
    Preondition Violations
    Unmatched statement assertFalse(g1.equals(g2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                
    10
    g2.addSeriesLabel(3, "Add3");
    10
    g2.addSeriesLabel(3, "Add3");
    Preondition Violations
    Unmatched statement g2.addSeriesLabel(3,"Add3"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                    
    11
    assertTrue(g1.equals(g2));
    11
    assertTrue(g1.equals(g2));
    11
    assertTrue(d1.equals(d2));
    Differences
    Expression1Expression2Difference
    g2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    g1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.labels.MultipleXYSeriesLabelGeneratororg.jfree.data.xy.IntervalXYDelegateSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g2 cannot be unified with expression d2 , 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 d2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression g1 cannot be unified with expression d1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    11
    assertTrue(d1.equals(d2));
    Precondition Violations (50)
    Row Violation
    1Unmatched statement XYSeries s1=new XYSeries("Series"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement s1.add(1.2,3.4); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Expression new MultipleXYSeriesLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new XYSeriesCollection() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression new IntervalXYDelegate(c1) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    8Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    9Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    12Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    13Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Expression (MultipleXYSeriesLabelGenerator)g1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    16Expression (IntervalXYDelegate)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    17Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    18Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    19Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    20Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    21Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    22Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    23Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    24Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    25Expression g1 cannot be unified with expression d1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.labels.MultipleXYSeriesLabelGenerator> getClass() , public final native Class<? extends org.jfree.data.xy.IntervalXYDelegate> getClass()
    26Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    27Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    28Expression g2 cannot be unified with expression d2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.labels.MultipleXYSeriesLabelGenerator> getClass() , public final native Class<? extends org.jfree.data.xy.IntervalXYDelegate> getClass()
    29Unmatched statement assertTrue(g1.equals(g2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    30Expression g1.addSeriesLabel(3,"Add3") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    31Expression c1.addSeries(s1) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    32Expression g1.addSeriesLabel(3,"Add3") is a void method call, and thus it cannot be parameterized
    33Expression c1.addSeries(s1) is a void method call, and thus it cannot be parameterized
    34Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    35Expression c1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    36Expression g1 cannot be unified with expression c1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void addSeriesLabel(int, java.lang.String) , public void addSeries(org.jfree.data.xy.XYSeries)
    37Expression g1.addSeriesLabel(3,"Add3") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    38Expression c1.addSeries(s1) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    39Expression g1.addSeriesLabel(3,"Add3") is a void method call, and thus it cannot be parameterized
    40Expression c1.addSeries(s1) is a void method call, and thus it cannot be parameterized
    41Unmatched statement assertFalse(g1.equals(g2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    42Unmatched statement g2.addSeriesLabel(3,"Add3"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    43Expression g2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    44Expression d2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    45Expression g2 cannot be unified with expression d2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    46Expression g2 cannot be unified with expression d2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    47Expression g1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    48Expression d1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    49Expression g1 cannot be unified with expression d1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    50Clone fragment #1 returns variables g1, g2 , while Clone fragment #2 returns variables