DateAxis a1 = new DateAxis("Test Axis"); DateAxis a2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(a1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); a2 = (DateAxis) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } boolean b = a1.equals(a2); assertTrue(b);
SubCategoryAxis a1 = new SubCategoryAxis("Test Axis"); SubCategoryAxis a2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(a1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); a2 = (SubCategoryAxis) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(a1, a2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/DateAxisTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/SubCategoryAxisTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 12 Number of AST nodes: 11
1
DateAxis a1 = new DateAxis("Test Axis");
1
SubCategoryAxis a1 = new SubCategoryAxis("Test Axis");
2
        DateAxis a2 = null;
2
        SubCategoryAxis a2 = 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(a1);
6
            out.writeObject(a1);
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
            a2 = (DateAxis) in.readObject();
11
            a2 = (SubCategoryAxis) in.readObject();
12
            in.close();
12
            in.close();
13
        }
13
        }
14
        catch (Exception e) {
14
        catch (Exception e) {
15
            e.printStackTrace();
15
            
16
        }
17
        boolean b = a1.equals(a2);
18
        assertTrue(b
16
System.out.println(e.toString());
17
        }
19
);
18
        assertEquals(a1, a2);
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)0.3
Clones locationClones are in different classes having the same super class
Number of node comparisons71
  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)78.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    DateAxis a1 = new DateAxis("Test Axis");
    1
    DateAxis a1 = new DateAxis("Test Axis");
    1
    SubCategoryAxis a1 = new SubCategoryAxis("Test Axis");
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new DateAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new SubCategoryAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    SubCategoryAxis a1 = new SubCategoryAxis("Test Axis");
    2
    DateAxis a2 = null;
    2
    DateAxis a2 = null;
    2
    SubCategoryAxis a2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    2
    SubCategoryAxis a2 = null;
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printStackTraceprintlnMETHOD_INVOCATION_NAME_MISMATCH
    eSystem.outAST_TYPE_MISMATCH
    e.printStackTrace()System.out.println(e.toString())ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    Expression e 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 System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.out.println(e.toString()) 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(a1);
    6
    out.writeObject(a1);
    6
    out.writeObject(a1);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    6
    out.writeObject(a1);
    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
    a2 = (DateAxis)in.readObject();
    9
    a2 = (DateAxis)in.readObject();
    9
    a2 = (SubCategoryAxis)in.readObject();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.DateAxisorg.jfree.chart.axis.SubCategoryAxisSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (DateAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (SubCategoryAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    a2 = (SubCategoryAxis)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    boolean b = a1.equals(a2);
    11
    boolean b = a1.equals(a2);
    Preondition Violations
    Unmatched statement boolean b=a1.equals(a2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                            
    12
    assertTrue(b);
    12
    assertTrue(b);
    11
    assertEquals(a1, a2);
    Differences
    Expression1Expression2Difference
    assertTrueassertEqualsMETHOD_INVOCATION_NAME_MISMATCH
    assertTrue(b)assertEquals(a1,a2)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression assertTrue(b) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertEquals(a1,a2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
    Expression assertEquals(a1,a2) is a void method call, and thus it cannot be parameterized
    Expression assertTrue(b) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertEquals(a1,a2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
    Expression assertEquals(a1,a2) is a void method call, and thus it cannot be parameterized
    11
    assertEquals(a1, a2);
    Precondition Violations (23)
    Row Violation
    1Expression new DateAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new SubCategoryAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    6Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    7Expression e 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 System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    11Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    12Expression (DateAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression (SubCategoryAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Unmatched statement boolean b=a1.equals(a2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    15Expression assertTrue(b) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    16Expression assertEquals(a1,a2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    17Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
    18Expression assertEquals(a1,a2) is a void method call, and thus it cannot be parameterized
    19Expression assertTrue(b) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    20Expression assertEquals(a1,a2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    21Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
    22Expression assertEquals(a1,a2) is a void method call, and thus it cannot be parameterized
    23Clone fragment #1 returns variables a1, a2 , while Clone fragment #2 returns variables