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));
XYSeries s1 = new XYSeries("Series"); s1.add(1.0, 1.1); XYSeries 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 = (XYSeries) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(s1, s2);
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/data/xy/junit/XYSeriesTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 12
1
MonthDateFormat mf1 = new MonthDateFormat();
2
        MonthDateFormat mf
1
XYSeries s1 = new XYSeries("Series");
2
        s1.add(1.0, 1.1);
3
2 = null;
3
        XYSeries s2 = 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(mf1);
7
            out.writeObject(s1);
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
            );
11
);
12
            mf2 = (MonthDateFormat) in.readObject();
12
            s2 = (XYSeries) in.readObject();
13
            in.close();
13
            in.close();
14
        }
14
        }
15
        catch (Exception e) {
15
        catch (Exception e) {
16
            fail(e.toString());
16
            e.printStackTrace();
17
        }
17
        }
18
        assertTrue(mf1.equals(mf2));
18
        assertEquals(s1, s2);
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 fragment3
    Number of unmapped statements in the second code fragment4
    Time elapsed for statement mapping (ms)18.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                
    1
    XYSeries s1 = new XYSeries("Series");
    Preondition Violations
    Unmatched statement XYSeries s1=new XYSeries("Series"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    XYSeries s1 = new XYSeries("Series");
    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
    s1.add(1.0, 1.1);
    Preondition Violations
    Unmatched statement s1.add(1.0,1.1); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    s1.add(1.0, 1.1);
    2
    MonthDateFormat mf2 = null;
                                                            
                                            
    3
    XYSeries s2 = null;
    3
    try
    3
    try
    4
    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
    4
    try
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    out.writeObject(mf1);
    6
    out.writeObject(mf1);
    7
    out.writeObject(s1);
    Differences
    Expression1Expression2Difference
    mf1s1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.MonthDateFormatorg.jfree.data.xy.XYSeriesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.MonthDateFormat of variable mf1 does not match with type org.jfree.data.xy.XYSeries of variable s1
    • Make classes org.jfree.chart.axis.MonthDateFormat and org.jfree.data.xy.XYSeries extend a common superclass
    7
    out.writeObject(s1);
    7
    out.close();
    8
    out.close();
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    9
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    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
    s2 = (XYSeries)in.readObject();
    Preondition Violations
    Unmatched statement s2=(XYSeries)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement s2=(XYSeries)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
    s2 = (XYSeries)in.readObject();
    10
    in.close();
    11
    in.close();
    11
    assertTrue(mf1.equals(mf2));
    11
    assertTrue(mf1.equals(mf2));
    12
    assertEquals(s1, s2);
    Differences
    Expression1Expression2Difference
    assertTrueassertEqualsMETHOD_INVOCATION_NAME_MISMATCH
    assertTrue(mf1.equals(mf2))assertEquals(s1,s2)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(s1,s2) 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(s1,s2) 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(s1,s2) 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(s1,s2) is a void method call, and thus it cannot be parameterized
    12
    assertEquals(s1, s2);
    Precondition Violations (24)
    Row Violation
    1Unmatched statement XYSeries s1=new XYSeries("Series"); 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
    3Unmatched statement s1.add(1.0,1.1); 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 e.printStackTrace() 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 e.printStackTrace() 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 e.printStackTrace() 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 e.printStackTrace() is a void method call, and thus it cannot be parameterized
    12Type org.jfree.chart.axis.MonthDateFormat of variable mf1 does not match with type org.jfree.data.xy.XYSeries of variable s1
    13Unmatched 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
    14Unmatched 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
    15Unmatched statement s2=(XYSeries)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    16Unmatched statement s2=(XYSeries)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
    17Expression assertTrue(mf1.equals(mf2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    18Expression assertEquals(s1,s2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    19Expression assertTrue(mf1.equals(mf2)) is a void method call, and thus it cannot be parameterized
    20Expression assertEquals(s1,s2) is a void method call, and thus it cannot be parameterized
    21Expression assertTrue(mf1.equals(mf2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    22Expression assertEquals(s1,s2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    23Expression assertTrue(mf1.equals(mf2)) is a void method call, and thus it cannot be parameterized
    24Expression assertEquals(s1,s2) is a void method call, and thus it cannot be parameterized