TextTitle t1 = new TextTitle("Test"); TextTitle t2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(t1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); t2 = (TextTitle) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(t1, t2);
SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1"); SimpleHistogramDataset 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 = (SimpleHistogramDataset) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(d1, d2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/title/junit/TextTitleTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/statistics/junit/SimpleHistogramDatasetTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
TextTitle t1 = new TextTitle("Test");
2
        TextTitle t
1
SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
3
2 = null;
2
        SimpleHistogramDataset d2 = null;
3
        
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(t1);
7
            out.writeObject(d1);
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
            t2 = (TextTitle) in.readObject();
11
            d2 = (SimpleHistogramDataset) in.readObject();
12
            in.close();
12
            in.close();
13
        }
13
        }
14
        catch (Exception e) {
14
        catch (Exception e) {
15
            e.printStackTrace();
15
            e.printStackTrace();
16
        }
16
        }
17
        assertEquals(t1, t2);
17
        assertEquals(d1, d2);
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)36.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    TextTitle t1 = new TextTitle("Test");
    1
    TextTitle t1 = new TextTitle("Test");
    1
    SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    t1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    "Test""D1"LITERAL_VALUE_MISMATCH
    Preondition Violations
    Expression new TextTitle("Test") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new SimpleHistogramDataset("D1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
    2
    TextTitle t2 = null;
    2
    TextTitle t2 = null;
    2
    SimpleHistogramDataset d2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    t2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    2
    SimpleHistogramDataset d2 = 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(t1);
    6
    out.writeObject(t1);
    6
    out.writeObject(d1);
    Differences
    Expression1Expression2Difference
    t1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression t1 cannot be unified with expression d1 , 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(d1);
    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
    t2 = (TextTitle)in.readObject();
    9
    t2 = (TextTitle)in.readObject();
    9
    d2 = (SimpleHistogramDataset)in.readObject();
    Differences
    Expression1Expression2Difference
    t2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (TextTitle)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (SimpleHistogramDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    d2 = (SimpleHistogramDataset)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(t1, t2);
    11
    assertEquals(t1, t2);
    11
    assertEquals(d1, d2);
    Differences
    Expression1Expression2Difference
    t1d1VARIABLE_NAME_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    t2d2VARIABLE_NAME_MISMATCH
    org.jfree.chart.title.TextTitleorg.jfree.data.statistics.SimpleHistogramDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression t1 cannot be unified with expression d1 , 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 t2 cannot be unified with expression d2 , 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(d1, d2);
    Precondition Violations (7)
    Row Violation
    1Expression new TextTitle("Test") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new SimpleHistogramDataset("D1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression t1 cannot be unified with expression d1 , 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 (TextTitle)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression (SimpleHistogramDataset)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression t1 cannot be unified with expression d1 , 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 t2 cannot be unified with expression d2 , 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)