MonthDateFormat mf1 = new MonthDateFormat(); MonthDateFormat mf2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(mf1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); mf2 = (MonthDateFormat) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertTrue(mf1.equals(mf2));
DialPointer i1 = new DialPointer.Pointer(1); DialPointer i2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(i1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); i2 = (DialPointer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(i1, i2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/MonthDateFormatTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/dial/junit/DialPointerTests.java
Method name: void testSerialization() Method name: void testSerialization2()
Number of AST nodes: 11 Number of AST nodes: 11
1
MonthDateFormat mf1 = new MonthDateFormat();
2
        MonthDateFormat mf
1
DialPointer i1 = new DialPointer.Pointer(1);
3
2 = null;
2
        DialPointer i2 = 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(mf1);
6
            out.writeObject(i1);
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
            mf2 = (MonthDateFormat) in.readObject();
11
            i2 = (DialPointer) in.readObject();
13
            in.close();
12
            in.close();
14
        }
13
        }
15
        catch (Exception e) {
14
        catch (Exception e) {
16
            fail(e.toString());
15
            e.printStackTrace();
17
        }
16
        }
18
        assertTrue(mf1.equals(mf2));
17
        assertEquals(i1, i2);
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)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons73
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)18.1
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                              
    1
    DialPointer i1 = new DialPointer.Pointer(1);
    Preondition Violations
    Unmatched statement DialPointer i1=new DialPointer.Pointer(1); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    DialPointer i1 = new DialPointer.Pointer(1);
    1
    MonthDateFormat mf1 = new MonthDateFormat();
    1
    MonthDateFormat mf1 = new MonthDateFormat();
    Preondition Violations
    Unmatched statement MonthDateFormat mf1=new MonthDateFormat(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                              
                                                  
    2
    DialPointer i2 = null;
    2
    MonthDateFormat mf2 = null;
                                                            
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    failprintStackTraceMETHOD_INVOCATION_NAME_MISMATCH
    fail(e.toString())e.printStackTrace()TYPE_COMPATIBLE_REPLACEMENT
    fail(e.toString())e.printStackTrace()ARGUMENT_NUMBER_MISMATCH
    eMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression fail(e.toString()) 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 fail(e.toString()) 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 fail(e.toString()) 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 fail(e.toString()) 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
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    out.writeObject(mf1);
    6
    out.writeObject(mf1);
    6
    out.writeObject(i1);
    Differences
    Expression1Expression2Difference
    mf1i1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.MonthDateFormatorg.jfree.chart.plot.dial.DialPointerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.MonthDateFormat of variable mf1 does not match with type org.jfree.chart.plot.dial.DialPointer of variable i1
    • Make classes org.jfree.chart.axis.MonthDateFormat and org.jfree.chart.plot.dial.DialPointer extend a common superclass
    6
    out.writeObject(i1);
    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
    i2 = (DialPointer)in.readObject();
    Preondition Violations
    Unmatched statement i2=(DialPointer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement i2=(DialPointer)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
    i2 = (DialPointer)in.readObject();
    9
    mf2 = (MonthDateFormat)in.readObject();
    9
    mf2 = (MonthDateFormat)in.readObject();
    Preondition Violations
    Unmatched statement mf2=(MonthDateFormat)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement mf2=(MonthDateFormat)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
                                                                                    
    10
    in.close();
    10
    in.close();
    11
    assertTrue(mf1.equals(mf2));
    11
    assertTrue(mf1.equals(mf2));
    11
    assertEquals(i1, i2);
    Differences
    Expression1Expression2Difference
    assertTrueassertEqualsMETHOD_INVOCATION_NAME_MISMATCH
    assertTrue(mf1.equals(mf2))assertEquals(i1,i2)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression assertTrue(mf1.equals(mf2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertEquals(i1,i2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertTrue(mf1.equals(mf2)) is a void method call, and thus it cannot be parameterized
    Expression assertEquals(i1,i2) is a void method call, and thus it cannot be parameterized
    Expression assertTrue(mf1.equals(mf2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertEquals(i1,i2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertTrue(mf1.equals(mf2)) is a void method call, and thus it cannot be parameterized
    Expression assertEquals(i1,i2) is a void method call, and thus it cannot be parameterized
    11
    assertEquals(i1, i2);
    Precondition Violations (23)
    Row Violation
    1Unmatched statement DialPointer i1=new DialPointer.Pointer(1); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement MonthDateFormat mf1=new MonthDateFormat(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    6Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    7Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    10Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    11Type org.jfree.chart.axis.MonthDateFormat of variable mf1 does not match with type org.jfree.chart.plot.dial.DialPointer of variable i1
    12Unmatched statement i2=(DialPointer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    13Unmatched statement i2=(DialPointer)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
    14Unmatched statement mf2=(MonthDateFormat)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    15Unmatched statement mf2=(MonthDateFormat)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
    16Expression assertTrue(mf1.equals(mf2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    17Expression assertEquals(i1,i2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    18Expression assertTrue(mf1.equals(mf2)) is a void method call, and thus it cannot be parameterized
    19Expression assertEquals(i1,i2) is a void method call, and thus it cannot be parameterized
    20Expression assertTrue(mf1.equals(mf2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    21Expression assertEquals(i1,i2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    22Expression assertTrue(mf1.equals(mf2)) is a void method call, and thus it cannot be parameterized
    23Expression assertEquals(i1,i2) is a void method call, and thus it cannot be parameterized