BlockContainer c1 = new BlockContainer(); c1.add(new EmptyBlock(1.2, 3.4)); BlockContainer c2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(c1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); c2 = (BlockContainer) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertEquals(c1, c2);
LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0)); LegendItemEntity e2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(e1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); e2 = (LegendItemEntity) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(e1, e2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/block/junit/BlockContainerTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/entity/junit/LegendItemEntityTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 12 Number of AST nodes: 11
1
BlockContainer c1 = new BlockContainer();
2
        c1.add(new EmptyBlock(1.2, 3.4
1
LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 
3
));
2
                2.0, 3.0, 4.0)); 
4
        BlockContainer c2 = null;
3
        LegendItemEntity e2 = null;
5
        try {
4
        try {
6
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
5
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
7
            ObjectOutput out = new ObjectOutputStream(buffer);
6
            ObjectOutput out = new ObjectOutputStream(buffer);
8
            out.writeObject(c1);
7
            out.writeObject(e1);
9
            out.close();
8
            out.close();
10
            ObjectInput in = new ObjectInputStream(
9
            ObjectInput in = new ObjectInputStream(
11
                new ByteArrayInputStream(buffer.toByteArray())
10
                    new ByteArrayInputStream(buffer.toByteArray())
12
            );
11
);
13
            c2 = (BlockContainer) in.readObject();
12
            e2 = (LegendItemEntity) in.readObject();
14
            in.close();
13
            in.close();
15
        }
14
        }
16
        catch (Exception e) {
15
        catch (Exception e) {
17
            fail(e.toString());
16
            e.printStackTrace();
18
        }
17
        }
19
        assertEquals(c1, c2);
18
        assertEquals(e1, e2);
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 comparisons72
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)25.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    BlockContainer c1 = new BlockContainer();
    1
    BlockContainer c1 = new BlockContainer();
    1
    LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    c1e1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    new BlockContainer()new LegendItemEntity(new Rectangle2D.Double(1.0,2.0,3.0,4.0))ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new BlockContainer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new BlockContainer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));
    2
    c1.add(new EmptyBlock(1.2, 3.4));
    2
    c1.add(new EmptyBlock(1.2, 3.4));
    Preondition Violations
    Unmatched statement c1.add(new EmptyBlock(1.2,3.4)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                          
    3
    BlockContainer c2 = null;
    3
    BlockContainer c2 = null;
    2
    LegendItemEntity e2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    c2e2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    2
    LegendItemEntity e2 = null;
    4
    try
    4
    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
    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(c1);
    7
    out.writeObject(c1);
    6
    out.writeObject(e1);
    Differences
    Expression1Expression2Difference
    c1e1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression c1 cannot be unified with expression e1 , 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(e1);
    8
    out.close();
    7
    out.close();
    9
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    10
    c2 = (BlockContainer)in.readObject();
    10
    c2 = (BlockContainer)in.readObject();
    9
    e2 = (LegendItemEntity)in.readObject();
    Differences
    Expression1Expression2Difference
    c2e2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (BlockContainer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (LegendItemEntity)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    e2 = (LegendItemEntity)in.readObject();
    11
    in.close();
    10
    in.close();
    12
    assertEquals(c1, c2);
    12
    assertEquals(c1, c2);
    11
    assertEquals(e1, e2);
    Differences
    Expression1Expression2Difference
    c1e1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    c2e2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression c1 cannot be unified with expression e1 , 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 c2 cannot be unified with expression e2 , 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(e1, e2);
    Precondition Violations (16)
    Row Violation
    1Expression new BlockContainer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new BlockContainer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched statement c1.add(new EmptyBlock(1.2,3.4)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    7Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    8Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    11Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    12Expression c1 cannot be unified with expression e1 , 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 (BlockContainer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression (LegendItemEntity)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Expression c1 cannot be unified with expression e1 , 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 c2 cannot be unified with expression e2 , 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)