DefaultPieDataset d1 = new DefaultPieDataset(); d1.setValue("C1", new Double(234.2)); d1.setValue("C2", null); d1.setValue("C3", new Double(345.9)); d1.setValue("C4", new Double(452.7)); DefaultPieDataset d2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(d1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); d2 = (DefaultPieDataset) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(d1, d2);
DefaultKeyedValues2D kv2D1 = new DefaultKeyedValues2D(); kv2D1.addValue(new Double(234.2), "Row1", "Col1"); kv2D1.addValue(null, "Row1", "Col2"); kv2D1.addValue(new Double(345.9), "Row2", "Col1"); kv2D1.addValue(new Double(452.7), "Row2", "Col2"); DefaultKeyedValues2D kv2D2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(kv2D1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); kv2D2 = (DefaultKeyedValues2D) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(kv2D1, kv2D2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/general/junit/DefaultPieDatasetTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/DefaultKeyedValues2DTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 15 Number of AST nodes: 15
1
DefaultPieDataset d1 = new DefaultPieDataset();
1
DefaultKeyedValues2D kv2D1 = new Default
2
        d1.setValue("C1", 
2
KeyedValues2D();
3
new Double(234.2));
3
        kv2D1.addValue(new Double(234.2)
4
        d1.setValue("C2", null);
5
        d1.setValue("C3", 
4
, "Row1", "Col1");
5
        kv2D1.addValue(null, "Row1", "Col2");
6
new Double(345.9));
6
        kv2D1.addValue(new Double(345.9)
7
        d1.setValue("C4", 
7
, "Row2", "Col1");
8
new Double(452.7));
8
        kv2D1.addValue(new Double(452.7), "Row2", "Col2");
9
        DefaultPieDataset d2 = null;
9
        DefaultKeyedValues2D kv2D2 = null;
10
        try {
10
        try {
11
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
11
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
12
            ObjectOutput out = new ObjectOutputStream(buffer);
12
            ObjectOutput out = new ObjectOutputStream(buffer);
13
            out.writeObject(d1);
13
            out.writeObject(kv2D1);
14
            out.close();
14
            out.close();
15
            ObjectInput in = new ObjectInputStream(
15
            ObjectInput in = new ObjectInputStream(
16
                new ByteArrayInputStream(buffer.toByteArray())
16
                    new ByteArrayInputStream(buffer.toByteArray())
17
            );
17
);
18
            d2 = (DefaultPieDataset) in.readObject();
18
            kv2D2 = (DefaultKeyedValues2D) in.readObject();
19
            in.close();
19
            in.close();
20
        }
20
        }
21
        catch (Exception e) {
21
        catch (Exception e) {
22
            System.out.println(e.toString());
22
            e.printStackTrace();
23
        }
23
        }
24
        assertEquals(d1, d2);
24
        assertEquals(kv2D1, kv2D2);
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 comparisons93
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements15
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)101.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    DefaultPieDataset d1 = new DefaultPieDataset();
    1
    DefaultPieDataset d1 = new DefaultPieDataset();
    1
    DefaultKeyedValues2D kv2D1 = new DefaultKeyedValues2D();
    Differences
    Expression1Expression2Difference
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    d1kv2D1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new DefaultPieDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new DefaultKeyedValues2D() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    DefaultKeyedValues2D kv2D1 = new DefaultKeyedValues2D();
    2
    d1.setValue("C1", new Double(234.2));
    2
    d1.setValue("C1", new Double(234.2));
    2
    kv2D1.addValue(new Double(234.2), "Row1", "Col1");
    Differences
    Expression1Expression2Difference
    setValueaddValueMETHOD_INVOCATION_NAME_MISMATCH
    d1kv2D1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    d1.setValue("C1",new Double(234.2))kv2D1.addValue(new Double(234.2),"Row1","Col1")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression d1.setValue("C1",new Double(234.2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C1",new Double(234.2)) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") is a void method call, and thus it cannot be parameterized
    Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    Expression d1.setValue("C1",new Double(234.2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C1",new Double(234.2)) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") is a void method call, and thus it cannot be parameterized
    2
    kv2D1.addValue(new Double(234.2), "Row1", "Col1");
    3
    d1.setValue("C2", null);
    3
    d1.setValue("C2", null);
    3
    kv2D1.addValue(null, "Row1", "Col2");
    Differences
    Expression1Expression2Difference
    setValueaddValueMETHOD_INVOCATION_NAME_MISMATCH
    d1kv2D1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    d1.setValue("C2",null)kv2D1.addValue(null,"Row1","Col2")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression d1.setValue("C2",null) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(null,"Row1","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C2",null) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(null,"Row1","Col2") is a void method call, and thus it cannot be parameterized
    Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    Expression d1.setValue("C2",null) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(null,"Row1","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C2",null) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(null,"Row1","Col2") is a void method call, and thus it cannot be parameterized
    3
    kv2D1.addValue(null, "Row1", "Col2");
    4
    d1.setValue("C3", new Double(345.9));
    4
    d1.setValue("C3", new Double(345.9));
    4
    kv2D1.addValue(new Double(345.9), "Row2", "Col1");
    Differences
    Expression1Expression2Difference
    setValueaddValueMETHOD_INVOCATION_NAME_MISMATCH
    d1kv2D1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    d1.setValue("C3",new Double(345.9))kv2D1.addValue(new Double(345.9),"Row2","Col1")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression d1.setValue("C3",new Double(345.9)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C3",new Double(345.9)) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") is a void method call, and thus it cannot be parameterized
    Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    Expression d1.setValue("C3",new Double(345.9)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C3",new Double(345.9)) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") is a void method call, and thus it cannot be parameterized
    4
    kv2D1.addValue(new Double(345.9), "Row2", "Col1");
    5
    d1.setValue("C4", new Double(452.7));
    5
    d1.setValue("C4", new Double(452.7));
    5
    kv2D1.addValue(new Double(452.7), "Row2", "Col2");
    Differences
    Expression1Expression2Difference
    setValueaddValueMETHOD_INVOCATION_NAME_MISMATCH
    d1kv2D1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    d1.setValue("C4",new Double(452.7))kv2D1.addValue(new Double(452.7),"Row2","Col2")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression d1.setValue("C4",new Double(452.7)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C4",new Double(452.7)) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") is a void method call, and thus it cannot be parameterized
    Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    Expression d1.setValue("C4",new Double(452.7)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression d1.setValue("C4",new Double(452.7)) is a void method call, and thus it cannot be parameterized
    Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") is a void method call, and thus it cannot be parameterized
    5
    kv2D1.addValue(new Double(452.7), "Row2", "Col2");
    6
    DefaultPieDataset d2 = null;
    6
    DefaultPieDataset d2 = null;
    6
    DefaultKeyedValues2D kv2D2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    d2kv2D2VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    6
    DefaultKeyedValues2D kv2D2 = null;
    7
    try
    7
    try
    7
    try
    Differences
    Expression1Expression2Difference
    printlnprintStackTraceMETHOD_INVOCATION_NAME_MISMATCH
    System.outeAST_TYPE_MISMATCH
    System.out.println(e.toString())e.printStackTrace()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression System.out.println(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 System.out.println(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 e 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() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.out.println(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
    7
    try
    8
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    8
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    9
    ObjectOutput out = new ObjectOutputStream(buffer);
    9
    ObjectOutput out = new ObjectOutputStream(buffer);
    10
    out.writeObject(d1);
    10
    out.writeObject(d1);
    10
    out.writeObject(kv2D1);
    Differences
    Expression1Expression2Difference
    d1kv2D1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression d1 cannot be unified with expression kv2D1 , 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
    10
    out.writeObject(kv2D1);
    11
    out.close();
    11
    out.close();
    12
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    12
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    13
    d2 = (DefaultPieDataset)in.readObject();
    13
    d2 = (DefaultPieDataset)in.readObject();
    13
    kv2D2 = (DefaultKeyedValues2D)in.readObject();
    Differences
    Expression1Expression2Difference
    d2kv2D2VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (DefaultPieDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (DefaultKeyedValues2D)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13
    kv2D2 = (DefaultKeyedValues2D)in.readObject();
    14
    in.close();
    14
    in.close();
    15
    assertEquals(d1, d2);
    15
    assertEquals(d1, d2);
    15
    assertEquals(kv2D1, kv2D2);
    Differences
    Expression1Expression2Difference
    d1kv2D1VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    d2kv2D2VARIABLE_NAME_MISMATCH
    org.jfree.data.general.DefaultPieDatasetorg.jfree.data.DefaultKeyedValues2DSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression d1 cannot be unified with expression kv2D1 , 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 d2 cannot be unified with expression kv2D2 , 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)
    15
    assertEquals(kv2D1, kv2D2);
    Precondition Violations (52)
    Row Violation
    1Expression new DefaultPieDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new DefaultKeyedValues2D() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression d1.setValue("C1",new Double(234.2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression d1.setValue("C1",new Double(234.2)) is a void method call, and thus it cannot be parameterized
    6Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") is a void method call, and thus it cannot be parameterized
    7Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    8Expression d1.setValue("C1",new Double(234.2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression d1.setValue("C1",new Double(234.2)) is a void method call, and thus it cannot be parameterized
    11Expression kv2D1.addValue(new Double(234.2),"Row1","Col1") is a void method call, and thus it cannot be parameterized
    12Expression d1.setValue("C2",null) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression kv2D1.addValue(null,"Row1","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression d1.setValue("C2",null) is a void method call, and thus it cannot be parameterized
    15Expression kv2D1.addValue(null,"Row1","Col2") is a void method call, and thus it cannot be parameterized
    16Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    17Expression d1.setValue("C2",null) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    18Expression kv2D1.addValue(null,"Row1","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    19Expression d1.setValue("C2",null) is a void method call, and thus it cannot be parameterized
    20Expression kv2D1.addValue(null,"Row1","Col2") is a void method call, and thus it cannot be parameterized
    21Expression d1.setValue("C3",new Double(345.9)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    22Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    23Expression d1.setValue("C3",new Double(345.9)) is a void method call, and thus it cannot be parameterized
    24Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") is a void method call, and thus it cannot be parameterized
    25Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    26Expression d1.setValue("C3",new Double(345.9)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    27Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    28Expression d1.setValue("C3",new Double(345.9)) is a void method call, and thus it cannot be parameterized
    29Expression kv2D1.addValue(new Double(345.9),"Row2","Col1") is a void method call, and thus it cannot be parameterized
    30Expression d1.setValue("C4",new Double(452.7)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    31Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    32Expression d1.setValue("C4",new Double(452.7)) is a void method call, and thus it cannot be parameterized
    33Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") is a void method call, and thus it cannot be parameterized
    34Expression d1 cannot be unified with expression kv2D1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setValue(Comparable#RAW, java.lang.Number) , public void addValue(java.lang.Number, Comparable#RAW, Comparable#RAW)
    35Expression d1.setValue("C4",new Double(452.7)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    36Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    37Expression d1.setValue("C4",new Double(452.7)) is a void method call, and thus it cannot be parameterized
    38Expression kv2D1.addValue(new Double(452.7),"Row2","Col2") is a void method call, and thus it cannot be parameterized
    39Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    40Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    41Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    42Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    43Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    44Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    45Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    46Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    47Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    48Expression d1 cannot be unified with expression kv2D1 , 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
    49Expression (DefaultPieDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    50Expression (DefaultKeyedValues2D)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    51Expression d1 cannot be unified with expression kv2D1 , 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)
    52Expression d2 cannot be unified with expression kv2D2 , 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)