DefaultKeyedValueDataset d1 = new DefaultKeyedValueDataset("Test", new Double(45.5)); DefaultKeyedValueDataset d2 = null; try { d2 = (DefaultKeyedValueDataset) d1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(d1 != d2); assertTrue(d1.getClass() == d2.getClass()); assertTrue(d1.equals(d2));
DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1", new OHLCDataItem[0]); DefaultOHLCDataset d2 = null; try { d2 = (DefaultOHLCDataset) d1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } 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/data/general/junit/DefaultKeyedValueDatasetTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/DefaultOHLCDatasetTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
DefaultKeyedValueDataset d1 
1
DefaultOHLCDataset d1 
2
            = new DefaultKeyedValueDataset("Test", new Double(45.5)
2
= new DefaultOHLCDataset("Series 1",
3
);
3
                new OHLCDataItem[0]);
4
        DefaultKeyedValueDataset d2 = null;
4
        DefaultOHLCDataset d2 = null;
5
        try {
5
        try {
6
            d2 = (DefaultKeyedValueDataset) d1.clone();
6
            d2 = (DefaultOHLCDataset) d1.clone();
7
        }
7
        }
8
        catch (CloneNotSupportedException e) {
8
        catch (CloneNotSupportedException e) {
9
            System.err.println("Failed to clone.");
9
            e.printStackTrace();
10
        }
10
        }
11
        assertTrue(d1 != d2);
11
        assertTrue(d1 != d2);
12
        assertTrue(d1.getClass() == d2.getClass());
12
        assertTrue(d1.getClass() == d2.getClass());
13
        assertTrue(d1.equals(d2));
13
        assertTrue(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 comparisons29
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)26.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    DefaultKeyedValueDataset d1 = new DefaultKeyedValueDataset("Test", new Double(45.5));
    1
    DefaultKeyedValueDataset d1 = new DefaultKeyedValueDataset("Test", new Double(45.5));
    2
    DefaultOHLCDataset d2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.data.general.DefaultKeyedValueDatasetorg.jfree.data.xy.DefaultOHLCDatasetSUBCLASS_TYPE_MISMATCH
    d1d2VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultKeyedValueDatasetorg.jfree.data.xy.DefaultOHLCDatasetSUBCLASS_TYPE_MISMATCH
    new DefaultKeyedValueDataset("Test",new Double(45.5))nullTYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new DefaultKeyedValueDataset("Test",new Double(45.5)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2
    DefaultOHLCDataset d2 = null;
    2
    DefaultKeyedValueDataset d2 = null;
    2
    DefaultKeyedValueDataset d2 = null;
    1
    DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1", new OHLCDataItem[0]);
    Differences
    Expression1Expression2Difference
    org.jfree.data.general.DefaultKeyedValueDatasetorg.jfree.data.xy.DefaultOHLCDatasetSUBCLASS_TYPE_MISMATCH
    d2d1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultKeyedValueDatasetorg.jfree.data.xy.DefaultOHLCDatasetSUBCLASS_TYPE_MISMATCH
    nullnew DefaultOHLCDataset("Series 1",new OHLCDataItem[0])TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new DefaultOHLCDataset("Series 1",new OHLCDataItem[0]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1", new OHLCDataItem[0]);
    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
    d2 = (DefaultKeyedValueDataset)d1.clone();
    4
    d2 = (DefaultKeyedValueDataset)d1.clone();
    4
    d2 = (DefaultOHLCDataset)d1.clone();
    Differences
    Expression1Expression2Difference
    org.jfree.data.general.DefaultKeyedValueDatasetorg.jfree.data.xy.DefaultOHLCDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.data.general.DefaultKeyedValueDatasetorg.jfree.data.xy.DefaultOHLCDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.data.general.DefaultKeyedValueDatasetorg.jfree.data.xy.DefaultOHLCDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (DefaultKeyedValueDataset)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (DefaultOHLCDataset)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    d2 = (DefaultOHLCDataset)d1.clone();
                                                    
    5
    assertTrue(d1 != d2);
    Preondition Violations
    Unmatched statement assertTrue(d1 != d2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    5
    assertTrue(d1 != d2);
    5
    assertTrue(d1 != d2);
    5
    assertTrue(d1 != d2);
    Preondition Violations
    Unmatched statement assertTrue(d1 != d2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                    
                                                                                                
    6
    assertTrue(d1.getClass() == d2.getClass());
    Preondition Violations
    Unmatched statement assertTrue(d1.getClass() == d2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6
    assertTrue(d1.getClass() == d2.getClass());
    6
    assertTrue(d1.getClass() == d2.getClass());
    6
    assertTrue(d1.getClass() == d2.getClass());
    Preondition Violations
    Unmatched statement assertTrue(d1.getClass() == d2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                
                                                              
    7
    assertTrue(d1.equals(d2));
    Preondition Violations
    Unmatched statement assertTrue(d1.equals(d2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    7
    assertTrue(d1.equals(d2));
    7
    assertTrue(d1.equals(d2));
    7
    assertTrue(d1.equals(d2));
    Preondition Violations
    Unmatched statement assertTrue(d1.equals(d2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                              
    Precondition Violations (18)
    Row Violation
    1Expression new DefaultKeyedValueDataset("Test",new Double(45.5)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new DefaultOHLCDataset("Series 1",new OHLCDataItem[0]) 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 System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    5Expression e.printStackTrace() 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 System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    9Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    10Expression (DefaultKeyedValueDataset)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression (DefaultOHLCDataset)d1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Unmatched statement assertTrue(d1 != d2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    13Unmatched statement assertTrue(d1 != d2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    14Unmatched statement assertTrue(d1.getClass() == d2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    15Unmatched statement assertTrue(d1.getClass() == d2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    16Unmatched statement assertTrue(d1.equals(d2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    17Unmatched statement assertTrue(d1.equals(d2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    18Clone fragment #1 returns variables d1, d2 , while Clone fragment #2 returns variables d1, d2