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);
XYBlockRenderer r1 = new XYBlockRenderer(); XYBlockRenderer 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 = (XYBlockRenderer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(r1, r2);
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/renderer/xy/junit/XYBlockRendererTests.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
XYBlockRenderer r1 = new XYBlockRenderer();
3
2 = null;
2
        XYBlockRenderer 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(a1);
6
            out.writeObject(r1);
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
            r2 = (XYBlockRenderer) 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(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)0.1
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)58.1
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    LogAxis a1 = new LogAxis("Test Axis");
    1
    LogAxis a1 = new LogAxis("Test Axis");
    1
    XYBlockRenderer r1 = new XYBlockRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    new LogAxis("Test Axis")new XYBlockRenderer()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new LogAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new XYBlockRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new LogAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new XYBlockRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    XYBlockRenderer r1 = new XYBlockRenderer();
    2
    LogAxis a2 = null;
    2
    LogAxis a2 = null;
    2
    XYBlockRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    2
    XYBlockRenderer r2 = 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(r1);
    Differences
    Expression1Expression2Difference
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression a1 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
    a2 = (LogAxis)in.readObject();
    9
    a2 = (LogAxis)in.readObject();
    9
    r2 = (XYBlockRenderer)in.readObject();
    Differences
    Expression1Expression2Difference
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (LogAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (XYBlockRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    r2 = (XYBlockRenderer)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(a1, a2);
    11
    assertEquals(a1, a2);
    11
    assertEquals(r1, r2);
    Differences
    Expression1Expression2Difference
    a1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    a2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.LogAxisorg.jfree.chart.renderer.xy.XYBlockRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression a1 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 a2 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 (9)
    Row Violation
    1Expression new LogAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new XYBlockRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new LogAxis("Test Axis") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new XYBlockRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression a1 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
    6Expression (LogAxis)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression (XYBlockRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression a1 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)
    9Expression a2 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)