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);
Second s1 = new Second(); Second s2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(s1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); s2 = (Second) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(s1, s2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/MillisecondTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/SecondTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
Millisecond m1 = new Millisecond();
1
Second s1 = new Second();
2
        Millisecond m2 = null;
2
        Second s2 = 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(m1);
6
            out.writeObject(s1);
7
            out.close();
7
            out.close();
8
            ObjectInput in = new ObjectInputStream(
8
            ObjectInput in = new ObjectInputStream(
9
                new ByteArrayInputStream(buffer.toByteArray())
9
                new ByteArrayInputStream(buffer.toByteArray())
10
            );
10
            );
11
            m2 = (Millisecond) in.readObject();
11
            s2 = (Second) in.readObject();
12
            in.close();
12
            in.close();
13
        }
13
        }
14
        catch (Exception e) {
14
        catch (Exception e) {
15
            System.out.println(e.toString());
15
            System.out.println(e.toString());
16
        }
16
        }
17
        assertEquals(m1, m2);
17
        assertEquals(s1, s2);
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)31.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Millisecond m1 = new Millisecond();
    1
    Millisecond m1 = new Millisecond();
    1
    Second s1 = new Second();
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    m1s1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new Millisecond() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new Second() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    Second s1 = new Second();
    2
    Millisecond m2 = null;
    2
    Millisecond m2 = null;
    2
    Second s2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    m2s2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    2
    Second s2 = 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(m1);
    6
    out.writeObject(m1);
    6
    out.writeObject(s1);
    Differences
    Expression1Expression2Difference
    m1s1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    6
    out.writeObject(s1);
    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
    m2 = (Millisecond)in.readObject();
    9
    m2 = (Millisecond)in.readObject();
    9
    s2 = (Second)in.readObject();
    Differences
    Expression1Expression2Difference
    m2s2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (Millisecond)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (Second)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    s2 = (Second)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(m1, m2);
    11
    assertEquals(m1, m2);
    11
    assertEquals(s1, s2);
    Differences
    Expression1Expression2Difference
    m1s1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    m2s2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Millisecondorg.jfree.data.time.SecondSUBCLASS_TYPE_MISMATCH
    11
    assertEquals(s1, s2);
    Precondition Violations (4)
    Row Violation
    1Expression new Millisecond() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new Second() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression (Millisecond)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression (Second)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted