LogAxis a1 = new LogAxis("Test Axis"); LogAxis 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 = (LogAxis) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(a1, a2);
PiePlot3D p1 = new PiePlot3D(null); PiePlot3D p2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(p1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); p2 = (PiePlot3D) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(p1, p2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/LogAxisTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/PiePlot3DTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
LogAxis a1 = new LogAxis("Test Axis");
2
        LogAxis a
1
PiePlot3D p1 = new PiePlot3D(null);
3
2 = null;
2
        PiePlot3D p2 = 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(a1);
6
            out.writeObject(p1);
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
            a2 = (LogAxis) in.readObject();
10
            p2 = (PiePlot3D) in.readObject();
12
            in.close();
11
            in.close();
13
        }
12
        }
14
        catch (Exception e) {
13
        catch (Exception e) {
15
            e.printStackTrace();
14
            e.printStackTrace();
16
        }
15
        }
17
        assertEquals(a1, a2);
16
        assertEquals(p1, p2);
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 statements10
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)59.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    LogAxis a1 = new LogAxis("Test Axis");
    1
    LogAxis a1 = new LogAxis("Test Axis");
    2
    PiePlot3D p2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.LogAxisorg.jfree.chart.plot.PiePlot3DSUBCLASS_TYPE_MISMATCH
    a1p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.plot.PiePlot3DSUBCLASS_TYPE_MISMATCH
    new LogAxis("Test Axis")nullTYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new LogAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2
    PiePlot3D p2 = null;
    2
    LogAxis a2 = null;
    2
    LogAxis a2 = null;
    1
    PiePlot3D p1 = new PiePlot3D(null);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.LogAxisorg.jfree.chart.plot.PiePlot3DSUBCLASS_TYPE_MISMATCH
    a2p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.plot.PiePlot3DSUBCLASS_TYPE_MISMATCH
    nullnew PiePlot3D(null)TYPE_COMPATIBLE_REPLACEMENT
    1
    PiePlot3D p1 = new PiePlot3D(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);
    6
    out.writeObject(p1);
    Differences
    Expression1Expression2Difference
    a1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.plot.PiePlot3DSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression a1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression p1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression a1 cannot be unified with expression p1 , 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
    6
    out.writeObject(p1);
    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 = (LogAxis)in.readObject();
    9
    a2 = (LogAxis)in.readObject();
    9
    p2 = (PiePlot3D)in.readObject();
    Differences
    Expression1Expression2Difference
    a2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.plot.PiePlot3DSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.plot.PiePlot3DSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression a2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression p2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (LogAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (PiePlot3D)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    p2 = (PiePlot3D)in.readObject();
    10
    in.close();
    10
    in.close();
                                                    
    11
    assertEquals(p1, p2);
    Preondition Violations
    Unmatched statement assertEquals(p1,p2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    11
    assertEquals(p1, p2);
    11
    assertEquals(a1, a2);
    11
    assertEquals(a1, a2);
    Preondition Violations
    Unmatched statement assertEquals(a1,a2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                    
    Precondition Violations (11)
    Row Violation
    1Expression new LogAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression a1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression p1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression a1 cannot be unified with expression p1 , 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
    5Expression a2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression p2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression (LogAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression (PiePlot3D)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Unmatched statement assertEquals(p1,p2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    10Unmatched statement assertEquals(a1,a2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    11Clone fragment #1 returns variables a1, a2 , while Clone fragment #2 returns variables p1, p2