DefaultCategoryItemRenderer r1 = new DefaultCategoryItemRenderer(); DefaultCategoryItemRenderer 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 = (DefaultCategoryItemRenderer) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(r1, r2);
DatasetGroup g1 = new DatasetGroup(); DatasetGroup 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 = (DatasetGroup) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(g1, g2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/DefaultCategoryItemRendererTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/general/junit/DatasetGroupTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
DefaultCategoryItemRenderer r1 = new DefaultCategoryItemRenderer();
1
D
2
        DefaultCategoryItemRenderer r
2
atasetGroup g1 = new DatasetGroup();
3
2 = null;
3
        DatasetGroup g2 = 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(r1);
7
            out.writeObject(g1);
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
            );
11
            );
12
            r2 = (DefaultCategoryItemRenderer) in.readObject();
12
            g2 = (DatasetGroup) in.readObject();
13
            in.close();
13
            in.close();
14
        }
14
        }
15
        catch (Exception e) {
15
        catch (Exception e) {
16
            System.out.println(e.toString());
16
            System.out.println(e.toString());
17
        }
17
        }
18
        assertEquals(r1, r2);
18
        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)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons73
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)10.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                
    1
    DatasetGroup g1 = new DatasetGroup();
    Preondition Violations
    Unmatched statement DatasetGroup g1=new DatasetGroup(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    DatasetGroup g1 = new DatasetGroup();
    1
    DefaultCategoryItemRenderer r1 = new DefaultCategoryItemRenderer();
                                                                                                                                            
                                                    
    2
    DatasetGroup g2 = null;
    2
    DefaultCategoryItemRenderer r2 = 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.DefaultCategoryItemRendererorg.jfree.data.general.DatasetGroupVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1 does not match with type org.jfree.data.general.DatasetGroup of variable g1
    • Make classes org.jfree.chart.renderer.category.DefaultCategoryItemRenderer and org.jfree.data.general.DatasetGroup extend a common superclass
    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
    g2 = (DatasetGroup)in.readObject();
    Preondition Violations
    Unmatched statement g2=(DatasetGroup)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement g2=(DatasetGroup)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    9
    g2 = (DatasetGroup)in.readObject();
    9
    r2 = (DefaultCategoryItemRenderer)in.readObject();
    9
    r2 = (DefaultCategoryItemRenderer)in.readObject();
    Preondition Violations
    Unmatched statement r2=(DefaultCategoryItemRenderer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement r2=(DefaultCategoryItemRenderer)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                                                                                          
    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.DefaultCategoryItemRendererorg.jfree.data.general.DatasetGroupVARIABLE_TYPE_MISMATCH
    r2g2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.category.DefaultCategoryItemRendererorg.jfree.data.general.DatasetGroupVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1 does not match with type org.jfree.data.general.DatasetGroup of variable g1
    • Make classes org.jfree.chart.renderer.category.DefaultCategoryItemRenderer and org.jfree.data.general.DatasetGroup extend a common superclass
    Type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2 does not match with type org.jfree.data.general.DatasetGroup of variable g2
    • Make classes org.jfree.chart.renderer.category.DefaultCategoryItemRenderer and org.jfree.data.general.DatasetGroup extend a common superclass
    11
    assertEquals(g1, g2);
    Precondition Violations (8)
    Row Violation
    1Unmatched statement DatasetGroup g1=new DatasetGroup(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1 does not match with type org.jfree.data.general.DatasetGroup of variable g1
    3Unmatched statement g2=(DatasetGroup)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Unmatched statement g2=(DatasetGroup)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    5Unmatched statement r2=(DefaultCategoryItemRenderer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6Unmatched statement r2=(DefaultCategoryItemRenderer)in.readObject(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    7Type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1 does not match with type org.jfree.data.general.DatasetGroup of variable g1
    8Type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2 does not match with type org.jfree.data.general.DatasetGroup of variable g2