DefaultCategoryDataset d1 = new DefaultCategoryDataset(); d1.setValue(23.4, "R1", "C1"); DefaultCategoryDataset 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 = (DefaultCategoryDataset) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(d1, d2);
DefaultKeyedValue v1 = new DefaultKeyedValue("Test", new Double(25.3)); DefaultKeyedValue v2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(v1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); v2 = (DefaultKeyedValue) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(v1, v2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/category/junit/DefaultCategoryDatasetTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/DefaultKeyedValueTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 12 Number of AST nodes: 11
1
DefaultCategoryDataset d1 = new DefaultCategoryDataset();
1
Default
2
        d1.setValue(23.4, "R1", "C1");
2
KeyedValue v1 = new DefaultKeyedValue("Test", new Double(25.3));
3
        DefaultCategoryDataset d2 = null;
3
        DefaultKeyedValue v2 = null;
4
        try {
4
        try {
5
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
5
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
6
            ObjectOutput out = new ObjectOutputStream(buffer);
6
            ObjectOutput out = new ObjectOutputStream(buffer);
7
            out.writeObject(d1);
7
            out.writeObject(v1);
8
            out.close();
8
            out.close();
9
            ObjectInput in = new ObjectInputStream(
9
            ObjectInput in = new ObjectInputStream(
10
                    new ByteArrayInputStream(buffer.toByteArray()));
10
                    new ByteArrayInputStream(buffer.toByteArray()));
11
            d2 = (DefaultCategoryDataset) in.readObject();
11
            v2 = (DefaultKeyedValue) in.readObject();
12
            in.close();
12
            in.close();
13
        }
13
        }
14
        catch (Exception e) {
14
        catch (Exception e) {
15
            e.printStackTrace();
15
            e.printStackTrace();
16
        }
16
        }
17
        assertEquals(d1, d2);
17
        assertEquals(v1, v2);
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 comparisons72
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)22.5
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    DefaultCategoryDataset d1 = new DefaultCategoryDataset();
    1
    DefaultCategoryDataset d1 = new DefaultCategoryDataset();
    1
    DefaultKeyedValue v1 = new DefaultKeyedValue("Test", new Double(25.3));
    Differences
    Expression1Expression2Difference
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    d1v1VARIABLE_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    new DefaultCategoryDataset()new DefaultKeyedValue("Test",new Double(25.3))ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new DefaultCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new DefaultKeyedValue("Test",new Double(25.3)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new DefaultCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new DefaultKeyedValue("Test",new Double(25.3)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    DefaultKeyedValue v1 = new DefaultKeyedValue("Test", new Double(25.3));
    2
    d1.setValue(23.4, "R1", "C1");
    2
    d1.setValue(23.4, "R1", "C1");
    Preondition Violations
    Unmatched statement d1.setValue(23.4,"R1","C1"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                  
    3
    DefaultCategoryDataset d2 = null;
    3
    DefaultCategoryDataset d2 = null;
    2
    DefaultKeyedValue v2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    d2v2VARIABLE_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    2
    DefaultKeyedValue v2 = null;
    4
    try
    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(v1);
    Differences
    Expression1Expression2Difference
    d1v1VARIABLE_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression d1 cannot be unified with expression v1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public abstract void writeObject(java.lang.Object) throws java.io.IOException
    6
    out.writeObject(v1);
    8
    out.close();
    7
    out.close();
    9
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    10
    d2 = (DefaultCategoryDataset)in.readObject();
    10
    d2 = (DefaultCategoryDataset)in.readObject();
    9
    v2 = (DefaultKeyedValue)in.readObject();
    Differences
    Expression1Expression2Difference
    d2v2VARIABLE_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (DefaultCategoryDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (DefaultKeyedValue)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    v2 = (DefaultKeyedValue)in.readObject();
    11
    in.close();
    10
    in.close();
    12
    assertEquals(d1, d2);
    12
    assertEquals(d1, d2);
    11
    assertEquals(v1, v2);
    Differences
    Expression1Expression2Difference
    d1v1VARIABLE_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    d2v2VARIABLE_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.DefaultKeyedValueSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression d1 cannot be unified with expression v1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    Expression d2 cannot be unified with expression v2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    11
    assertEquals(v1, v2);
    Precondition Violations (10)
    Row Violation
    1Expression new DefaultCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new DefaultKeyedValue("Test",new Double(25.3)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new DefaultCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new DefaultKeyedValue("Test",new Double(25.3)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Unmatched statement d1.setValue(23.4,"R1","C1"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6Expression d1 cannot be unified with expression v1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public abstract void writeObject(java.lang.Object) throws java.io.IOException
    7Expression (DefaultCategoryDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression (DefaultKeyedValue)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression d1 cannot be unified with expression v1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    10Expression d2 cannot be unified with expression v2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)