DefaultStatisticalCategoryDataset d1 = new DefaultStatisticalCategoryDataset(); d1.add(1.2, 3.4, "Row 1", "Column 1"); DefaultStatisticalCategoryDataset d2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(d1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); d2 = (DefaultStatisticalCategoryDataset) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertEquals(d1, d2);
Quarter q1 = new Quarter(4, 1999); Quarter q2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(q1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); q2 = (Quarter) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(q1, q2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/statistics/junit/DefaultStatisticalCategoryDatasetTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/QuarterTests.java
Method name: void testSerialization2() Method name: void testSerialization()
Number of AST nodes: 12 Number of AST nodes: 11
1
DefaultStatisticalCategoryDataset d1 
2
            = new DefaultStatisticalCategoryDataset();
3
        d1.add(1.2, 3.4, "Row 1", "Column 1");
4
        DefaultStatisticalCategoryDataset d
1
Quarter q1 = new Quarter(4, 1999);
5
2 = null;
2
        Quarter q2 = null;
6
        try {
3
        try {
7
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
4
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
8
            ObjectOutput out = new ObjectOutputStream(buffer);
5
            ObjectOutput out = new ObjectOutputStream(buffer);
9
            out.writeObject(d1);
6
            out.writeObject(q1);
10
            out.close();
7
            out.close();
11
            ObjectInput in = new ObjectInputStream(
8
            ObjectInput in = new ObjectInputStream(
12
                    new ByteArrayInputStream(buffer.toByteArray())
9
                new ByteArrayInputStream(buffer.toByteArray())
13
);
10
            );
14
            d2 = (DefaultStatisticalCategoryDataset) in.readObject();
11
            q2 = (Quarter) in.readObject();
15
            in.close();
12
            in.close();
16
        }
13
        }
17
        catch (Exception e) {
14
        catch (Exception e) {
18
            fail(e.toString());
15
            System.out.println(e.toString());
19
        }
16
        }
20
        assertEquals(d1, d2);
17
        assertEquals(q1, q2);
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)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons76
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment4
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)14.5
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                        
    1
    Quarter q1 = new Quarter(4, 1999);
    Preondition Violations
    Unmatched statement Quarter q1=new Quarter(4,1999); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    Quarter q1 = new Quarter(4, 1999);
    1
    DefaultStatisticalCategoryDataset d1 = new DefaultStatisticalCategoryDataset();
    1
    DefaultStatisticalCategoryDataset d1 = new DefaultStatisticalCategoryDataset();
    Preondition Violations
    Unmatched statement DefaultStatisticalCategoryDataset d1=new DefaultStatisticalCategoryDataset(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                                                                    
                                          
    2
    Quarter q2 = null;
    2
    d1.add(1.2, 3.4, "Row 1", "Column 1");
    2
    d1.add(1.2, 3.4, "Row 1", "Column 1");
    Preondition Violations
    Unmatched statement d1.add(1.2,3.4,"Row 1","Column 1"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                
    3
    DefaultStatisticalCategoryDataset d2 = null;
                                                                                              
    4
    try
    4
    try
    3
    try
    Differences
    Expression1Expression2Difference
    failprintlnMETHOD_INVOCATION_NAME_MISMATCH
    fail(e.toString())System.out.println(e.toString())TYPE_COMPATIBLE_REPLACEMENT
    System.outMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    3
    try
    5
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    6
    ObjectOutput out = new ObjectOutputStream(buffer);
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    7
    out.writeObject(d1);
    7
    out.writeObject(d1);
    6
    out.writeObject(q1);
    Differences
    Expression1Expression2Difference
    d1q1VARIABLE_NAME_MISMATCH
    org.jfree.data.statistics.DefaultStatisticalCategoryDatasetorg.jfree.data.time.QuarterVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d1 does not match with type org.jfree.data.time.Quarter of variable q1
    • Make classes org.jfree.data.statistics.DefaultStatisticalCategoryDataset and org.jfree.data.time.Quarter extend a common superclass
    6
    out.writeObject(q1);
    8
    out.close();
    7
    out.close();
    9
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
                                                                  
    9
    q2 = (Quarter)in.readObject();
    Preondition Violations
    Unmatched statement q2=(Quarter)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement q2=(Quarter)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    9
    q2 = (Quarter)in.readObject();
    10
    d2 = (DefaultStatisticalCategoryDataset)in.readObject();
    10
    d2 = (DefaultStatisticalCategoryDataset)in.readObject();
    Preondition Violations
    Unmatched statement d2=(DefaultStatisticalCategoryDataset)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement d2=(DefaultStatisticalCategoryDataset)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                                                                                                        
    11
    in.close();
    10
    in.close();
    12
    assertEquals(d1, d2);
    12
    assertEquals(d1, d2);
    11
    assertEquals(q1, q2);
    Differences
    Expression1Expression2Difference
    d1q1VARIABLE_NAME_MISMATCH
    org.jfree.data.statistics.DefaultStatisticalCategoryDatasetorg.jfree.data.time.QuarterVARIABLE_TYPE_MISMATCH
    d2q2VARIABLE_NAME_MISMATCH
    org.jfree.data.statistics.DefaultStatisticalCategoryDatasetorg.jfree.data.time.QuarterVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d1 does not match with type org.jfree.data.time.Quarter of variable q1
    • Make classes org.jfree.data.statistics.DefaultStatisticalCategoryDataset and org.jfree.data.time.Quarter extend a common superclass
    Type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d2 does not match with type org.jfree.data.time.Quarter of variable q2
    • Make classes org.jfree.data.statistics.DefaultStatisticalCategoryDataset and org.jfree.data.time.Quarter extend a common superclass
    11
    assertEquals(q1, q2);
    Precondition Violations (18)
    Row Violation
    1Unmatched statement Quarter q1=new Quarter(4,1999); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement DefaultStatisticalCategoryDataset d1=new DefaultStatisticalCategoryDataset(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement d1.add(1.2,3.4,"Row 1","Column 1"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    7Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    8Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    11Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    12Type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d1 does not match with type org.jfree.data.time.Quarter of variable q1
    13Unmatched statement q2=(Quarter)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    14Unmatched statement q2=(Quarter)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    15Unmatched statement d2=(DefaultStatisticalCategoryDataset)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    16Unmatched statement d2=(DefaultStatisticalCategoryDataset)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    17Type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d1 does not match with type org.jfree.data.time.Quarter of variable q1
    18Type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d2 does not match with type org.jfree.data.time.Quarter of variable q2