EmptyBlock b1 = new EmptyBlock(1.0, 2.0); EmptyBlock b2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(b1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); b2 = (EmptyBlock) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertEquals(b1, b2);
TimeTableXYDataset d1 = new TimeTableXYDataset(); d1.add(new Year(1999), 123.4, "S1"); TimeTableXYDataset d2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(d1); out.close(); ObjectInput in = new ObjectInputStream(new ByteArrayInputStream( buffer.toByteArray())); d2 = (TimeTableXYDataset) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertTrue(d1.equals(d2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/block/junit/EmptyBlockTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/TimeTableXYDatasetTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 12
1
EmptyBlock b1 = new EmptyBlock(1.0, 2.0);
2
        EmptyBlock b
1
TimeTableXYDataset d1 = new TimeTableXYDataset();
2
        d1.add(new Year(1999), 123.4, "S1");
3
2 = null;
3
        TimeTableXYDataset d2 = 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(b1);
7
            out.writeObject(d1);
8
            out.close();
8
            out.close();
9
            ObjectInput in = new ObjectInputStream(
9
            ObjectInput in = new ObjectInputStream(
10
                    new ByteArrayInputStream(
10
new ByteArrayInputStream(
11
buffer.toByteArray()));
11
                    buffer.toByteArray()));
12
            b2 = (EmptyBlock) in.readObject();
12
            d2 = (TimeTableXYDataset) 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
        assertEquals(b1, b2);
18
        assertTrue(d1.equals(d2));
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 statements11
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)43.9
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    EmptyBlock b1 = new EmptyBlock(1.0, 2.0);
    1
    EmptyBlock b1 = new EmptyBlock(1.0, 2.0);
    1
    TimeTableXYDataset d1 = new TimeTableXYDataset();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    b1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    new EmptyBlock(1.0,2.0)new TimeTableXYDataset()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new TimeTableXYDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new TimeTableXYDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    TimeTableXYDataset d1 = new TimeTableXYDataset();
                                                                              
    2
    d1.add(new Year(1999), 123.4, "S1");
    Preondition Violations
    Unmatched statement d1.add(new Year(1999),123.4,"S1"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2
    d1.add(new Year(1999), 123.4, "S1");
    2
    EmptyBlock b2 = null;
    2
    EmptyBlock b2 = null;
    3
    TimeTableXYDataset d2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    b2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    3
    TimeTableXYDataset d2 = 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(b1);
    6
    out.writeObject(b1);
    7
    out.writeObject(d1);
    Differences
    Expression1Expression2Difference
    b1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression b1 cannot be unified with expression d1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public abstract void writeObject(java.lang.Object) throws java.io.IOException
    7
    out.writeObject(d1);
    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
    b2 = (EmptyBlock)in.readObject();
    9
    b2 = (EmptyBlock)in.readObject();
    10
    d2 = (TimeTableXYDataset)in.readObject();
    Differences
    Expression1Expression2Difference
    b2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.data.time.TimeTableXYDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (EmptyBlock)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (TimeTableXYDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10
    d2 = (TimeTableXYDataset)in.readObject();
    10
    in.close();
    11
    in.close();
    11
    assertEquals(b1, b2);
    11
    assertEquals(b1, b2);
    12
    assertTrue(d1.equals(d2));
    Differences
    Expression1Expression2Difference
    assertEqualsassertTrueMETHOD_INVOCATION_NAME_MISMATCH
    assertEquals(b1,b2)assertTrue(d1.equals(d2))ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression assertEquals(b1,b2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertTrue(d1.equals(d2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertEquals(b1,b2) is a void method call, and thus it cannot be parameterized
    Expression assertTrue(d1.equals(d2)) is a void method call, and thus it cannot be parameterized
    Expression assertEquals(b1,b2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertTrue(d1.equals(d2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertEquals(b1,b2) is a void method call, and thus it cannot be parameterized
    Expression assertTrue(d1.equals(d2)) is a void method call, and thus it cannot be parameterized
    12
    assertTrue(d1.equals(d2));
    Precondition Violations (22)
    Row Violation
    1Expression new TimeTableXYDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new TimeTableXYDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched statement d1.add(new Year(1999),123.4,"S1"); cannot be moved before or after the extracted code, because it has dependencies to/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
    12Expression b1 cannot be unified with expression d1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public abstract void writeObject(java.lang.Object) throws java.io.IOException
    13Expression (EmptyBlock)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression (TimeTableXYDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Expression assertEquals(b1,b2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    16Expression assertTrue(d1.equals(d2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    17Expression assertEquals(b1,b2) is a void method call, and thus it cannot be parameterized
    18Expression assertTrue(d1.equals(d2)) is a void method call, and thus it cannot be parameterized
    19Expression assertEquals(b1,b2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    20Expression assertTrue(d1.equals(d2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    21Expression assertEquals(b1,b2) is a void method call, and thus it cannot be parameterized
    22Expression assertTrue(d1.equals(d2)) is a void method call, and thus it cannot be parameterized