Hour h1 = new Hour(); Hour h2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(h1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); h2 = (Hour) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(h1, h2);
Millisecond m1 = new Millisecond(); Millisecond m2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(m1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); m2 = (Millisecond) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(m1, m2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/HourTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/MillisecondTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
Hour h1 = new Hour();
2
        Hour h
1
Millisecond m1 = new Millisecond();
3
2 = null;
2
        Millisecond m2 = 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(h1);
6
            out.writeObject(m1);
8
            out.close();
7
            out.close();
9
            ObjectInput in = new ObjectInputStream(
8
            ObjectInput in = new ObjectInputStream(
10
                new ByteArrayInputStream(buffer.toByteArray())
9
                new ByteArrayInputStream(buffer.toByteArray())
11
            );
10
            );
12
            h2 = (Hour) in.readObject();
11
            m2 = (Millisecond) in.readObject();
13
            in.close();
12
            in.close();
14
        }
13
        }
15
        catch (Exception e) {
14
        catch (Exception e) {
16
            System.out.println(e.toString());
15
            System.out.println(e.toString());
17
        }
16
        }
18
        assertEquals(h1, h2);
17
        assertEquals(m1, m2);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases1
Number of non-refactorable cases0
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 comparisons69
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)29.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Hour h1 = new Hour();
    1
    Hour h1 = new Hour();
    1
    Millisecond m1 = new Millisecond();
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    h1m1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new Hour() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new Millisecond() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    Millisecond m1 = new Millisecond();
    2
    Hour h2 = null;
    2
    Hour h2 = null;
    2
    Millisecond m2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    h2m2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    2
    Millisecond m2 = null;
    3
    try
    3
    try
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    out.writeObject(h1);
    6
    out.writeObject(h1);
    6
    out.writeObject(m1);
    Differences
    Expression1Expression2Difference
    h1m1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    6
    out.writeObject(m1);
    7
    out.close();
    7
    out.close();
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    9
    h2 = (Hour)in.readObject();
    9
    h2 = (Hour)in.readObject();
    9
    m2 = (Millisecond)in.readObject();
    Differences
    Expression1Expression2Difference
    h2m2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (Hour)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (Millisecond)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    m2 = (Millisecond)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(h1, h2);
    11
    assertEquals(h1, h2);
    11
    assertEquals(m1, m2);
    Differences
    Expression1Expression2Difference
    h1m1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    h2m2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.MillisecondSUBCLASS_TYPE_MISMATCH
    11
    assertEquals(m1, m2);
    Precondition Violations (4)
    Row Violation
    1Expression new Hour() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new Millisecond() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression (Hour)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression (Millisecond)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted