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);
XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, Color.blue, false); XYDifferenceRenderer 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 = (XYDifferenceRenderer) 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/block/junit/EmptyBlockTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/xy/junit/XYDifferenceRendererTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
EmptyBlock b1 = new EmptyBlock(1.0, 2.0);
2
        EmptyBlock b
1
XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red,
2
                Color.blue, false);
3
2 = null;
3
        XYDifferenceRenderer r2 = 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(r1);
8
            out.close();
8
            out.close();
9
            ObjectInput in = new ObjectInputStream(
9
            ObjectInput in = new ObjectInputStream(
10
                    new ByteArrayInputStream(buffer.toByteArray()));
10
                    new ByteArrayInputStream(buffer.toByteArray()));
11
            b2 = (EmptyBlock) in.readObject();
11
            r2 = (XYDifferenceRenderer) in.readObject();
12
            in.close();
12
            in.close();
13
        }
13
        }
14
        catch (Exception e) {
14
        catch (Exception e) {
15
            fail(e.toString());
15
            e.printStackTrace();
16
        }
16
        }
17
        assertEquals(b1, b2);
17
        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)0.2
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)50.9
    Clone typeType 2
    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
    XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, Color.blue, false);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    b1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    new EmptyBlock(1.0,2.0)new XYDifferenceRenderer(Color.red,Color.blue,false)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new XYDifferenceRenderer(Color.red,Color.blue,false) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new XYDifferenceRenderer(Color.red,Color.blue,false) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, Color.blue, false);
    2
    EmptyBlock b2 = null;
    2
    EmptyBlock b2 = null;
    2
    XYDifferenceRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    b2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    2
    XYDifferenceRenderer r2 = null;
    3
    try
    3
    try
    3
    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
    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(b1);
    6
    out.writeObject(b1);
    6
    out.writeObject(r1);
    Differences
    Expression1Expression2Difference
    b1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression b1 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
    b2 = (EmptyBlock)in.readObject();
    9
    b2 = (EmptyBlock)in.readObject();
    9
    r2 = (XYDifferenceRenderer)in.readObject();
    Differences
    Expression1Expression2Difference
    b2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (EmptyBlock)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (XYDifferenceRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    r2 = (XYDifferenceRenderer)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(b1, b2);
    11
    assertEquals(b1, b2);
    11
    assertEquals(r1, r2);
    Differences
    Expression1Expression2Difference
    b1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    b2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.EmptyBlockorg.jfree.chart.renderer.xy.XYDifferenceRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression b1 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 b2 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 (15)
    Row Violation
    1Expression new XYDifferenceRenderer(Color.red,Color.blue,false) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new XYDifferenceRenderer(Color.red,Color.blue,false) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    6Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    7Expression fail(e.toString()) 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 fail(e.toString()) is a void method call, and thus it cannot be parameterized
    10Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    11Expression b1 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
    12Expression (EmptyBlock)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression (XYDifferenceRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression b1 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)
    15Expression b2 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)