PiePlot p1 = new PiePlot(null); PiePlot 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 = (PiePlot) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(p1, p2);
IntervalBarRenderer r1 = new IntervalBarRenderer(); IntervalBarRenderer r2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(r1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); r2 = (IntervalBarRenderer) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(r1, r2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/PiePlotTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/IntervalBarRendererTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
PiePlot p1 = new PiePlot(null);
2
        PiePlot p
1
IntervalBarRenderer r1 = new IntervalBarRenderer();
3
2 = null;
2
        IntervalBarRenderer r2 = 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(p1);
6
            out.writeObject(r1);
8
            out.close();
7
            out.close();
9
            ObjectInput in = new ObjectInputStream(
8
            ObjectInput in = new ObjectInputStream(
10
new ByteArrayInputStream(
9
                new ByteArrayInputStream(
11
                    buffer.toByteArray())
10
buffer.toByteArray())
12
);
11
            );
13
            p2 = (PiePlot) in.readObject();
12
            r2 = (IntervalBarRenderer) in.readObject();
14
            in.close();
13
            in.close();
15
        }
14
        }
16
        catch (Exception e) {
15
        catch (Exception e) {
17
            e.printStackTrace();
16
            System.out.println(e.toString());
18
        }
17
        }
19
        assertEquals(p1, p2);
18
        assertEquals(r1, r2);
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 comparisons69
  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 fragment0
    Time elapsed for statement mapping (ms)81.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    PiePlot p1 = new PiePlot(null);
    1
    PiePlot p1 = new PiePlot(null);
    1
    IntervalBarRenderer r1 = new IntervalBarRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    new PiePlot(null)new IntervalBarRenderer()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new PiePlot(null) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new PiePlot(null) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    IntervalBarRenderer r1 = new IntervalBarRenderer();
    2
    PiePlot p2 = null;
    2
    PiePlot p2 = null;
    2
    IntervalBarRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    2
    IntervalBarRenderer r2 = 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(p1);
    6
    out.writeObject(p1);
    6
    out.writeObject(r1);
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression p1 cannot be unified with expression r1 , 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(r1);
    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
    p2 = (PiePlot)in.readObject();
    9
    p2 = (PiePlot)in.readObject();
    9
    r2 = (IntervalBarRenderer)in.readObject();
    Differences
    Expression1Expression2Difference
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (PiePlot)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (IntervalBarRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    r2 = (IntervalBarRenderer)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(p1, p2);
    11
    assertEquals(p1, p2);
    11
    assertEquals(r1, r2);
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.IntervalBarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression p1 cannot be unified with expression r1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    Expression p2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    11
    assertEquals(r1, r2);
    Precondition Violations (16)
    Row Violation
    1Expression new PiePlot(null) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new PiePlot(null) 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 p1 cannot be unified with expression r1 , 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 (PiePlot)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression (IntervalBarRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Expression p1 cannot be unified with expression r1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    16Expression p2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)