LevelRenderer r1 = new LevelRenderer(); LevelRenderer 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 = (LevelRenderer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(r1, r2);
GrayPaintScale g1 = new GrayPaintScale(); GrayPaintScale g2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(g1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); g2 = (GrayPaintScale) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(g1, g2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/LevelRendererTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/junit/GrayPaintScaleTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
LevelRenderer r1 = new LevelRenderer();
2
        LevelRenderer r
1
GrayPaintScale g1 = new GrayPaintScale();
3
2 = null;
2
        GrayPaintScale g2 = 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(r1);
6
            out.writeObject(g1);
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
            );
10
);
12
            r2 = (LevelRenderer) in.readObject();
11
            g2 = (GrayPaintScale) in.readObject();
13
            in.close();
12
            in.close();
14
        }
13
        }
15
        catch (Exception e) {
14
        catch (Exception e) {
16
            e.printStackTrace();
15
            e.printStackTrace();
17
        }
16
        }
18
        assertEquals(r1, r2);
17
        assertEquals(g1, g2);
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)38.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    LevelRenderer r1 = new LevelRenderer();
    1
    LevelRenderer r1 = new LevelRenderer();
    1
    GrayPaintScale g1 = new GrayPaintScale();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    r1g1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new LevelRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new GrayPaintScale() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    GrayPaintScale g1 = new GrayPaintScale();
    2
    LevelRenderer r2 = null;
    2
    LevelRenderer r2 = null;
    2
    GrayPaintScale g2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    r2g2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    2
    GrayPaintScale g2 = 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(r1);
    6
    out.writeObject(r1);
    6
    out.writeObject(g1);
    Differences
    Expression1Expression2Difference
    r1g1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression r1 cannot be unified with expression g1 , 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(g1);
    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
    r2 = (LevelRenderer)in.readObject();
    9
    r2 = (LevelRenderer)in.readObject();
    9
    g2 = (GrayPaintScale)in.readObject();
    Differences
    Expression1Expression2Difference
    r2g2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (LevelRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (GrayPaintScale)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    g2 = (GrayPaintScale)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(r1, r2);
    11
    assertEquals(r1, r2);
    11
    assertEquals(g1, g2);
    Differences
    Expression1Expression2Difference
    r1g1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    r2g2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.LevelRendererorg.jfree.chart.renderer.GrayPaintScaleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression r1 cannot be unified with expression g1 , 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 r2 cannot be unified with expression g2 , 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(g1, g2);
    Precondition Violations (7)
    Row Violation
    1Expression new LevelRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new GrayPaintScale() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression r1 cannot be unified with expression g1 , 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
    4Expression (LevelRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression (GrayPaintScale)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression r1 cannot be unified with expression g1 , 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)
    7Expression r2 cannot be unified with expression g2 , 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)