DateTickUnit a1 = new DateTickUnit(DateTickUnit.DAY, 7); DateTickUnit a2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(a1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); a2 = (DateTickUnit) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(a1, a2);
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);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/DateTickUnitTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/block/junit/BlockContainerTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 12
1
DateTickUnit a1 = new DateTickUnit(DateTickUnit.DAY, 7);
2
        DateTickUnit a
1
BlockContainer c1 = new BlockContainer();
2
        c1.add(new EmptyBlock(1.2, 3.4));
3
2 = null;
3
        BlockContainer c2 = 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(a1);
7
            out.writeObject(c1);
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
            a2 = (DateTickUnit) in.readObject();
12
            c2 = (BlockContainer) 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
            fail(e.toString());
17
        }
17
        }
18
        assertEquals(a1, a2);
18
        assertEquals(c1, c2);
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 comparisons76
  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 fragment4
    Time elapsed for statement mapping (ms)11.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                        
    1
    BlockContainer c1 = new BlockContainer();
    Preondition Violations
    Unmatched statement BlockContainer c1=new BlockContainer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    BlockContainer c1 = new BlockContainer();
    1
    DateTickUnit a1 = new DateTickUnit(DateTickUnit.DAY, 7);
    1
    DateTickUnit a1 = new DateTickUnit(DateTickUnit.DAY, 7);
    Preondition Violations
    Unmatched statement DateTickUnit a1=new DateTickUnit(DateTickUnit.DAY,7); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                    
                                                                          
    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 the extracted code, because it has control dependencies from statements that will be extracted
    2
    c1.add(new EmptyBlock(1.2, 3.4));
    2
    DateTickUnit a2 = null;
                                                    
                                                        
    3
    BlockContainer c2 = null;
    3
    try
    3
    try
    4
    try
    Differences
    Expression1Expression2Difference
    printlnfailMETHOD_INVOCATION_NAME_MISMATCH
    System.out.println(e.toString())fail(e.toString())TYPE_COMPATIBLE_REPLACEMENT
    System.outMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression fail(e.toString()) 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 fail(e.toString()) is a void method call, and thus it cannot be parameterized
    Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression fail(e.toString()) 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 fail(e.toString()) is a void method call, and thus it cannot be parameterized
    4
    try
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    out.writeObject(a1);
    6
    out.writeObject(a1);
    7
    out.writeObject(c1);
    Differences
    Expression1Expression2Difference
    a1c1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.block.BlockContainerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.DateTickUnit of variable a1 does not match with type org.jfree.chart.block.BlockContainer of variable c1
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.block.BlockContainer extend a common superclass
    7
    out.writeObject(c1);
    7
    out.close();
    8
    out.close();
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    9
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    9
    a2 = (DateTickUnit)in.readObject();
    9
    a2 = (DateTickUnit)in.readObject();
    Preondition Violations
    Unmatched statement a2=(DateTickUnit)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement a2=(DateTickUnit)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
    c2 = (BlockContainer)in.readObject();
    Preondition Violations
    Unmatched statement c2=(BlockContainer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement c2=(BlockContainer)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
    c2 = (BlockContainer)in.readObject();
    10
    in.close();
    11
    in.close();
    11
    assertEquals(a1, a2);
    11
    assertEquals(a1, a2);
    12
    assertEquals(c1, c2);
    Differences
    Expression1Expression2Difference
    a1c1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.block.BlockContainerVARIABLE_TYPE_MISMATCH
    a2c2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.block.BlockContainerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.DateTickUnit of variable a1 does not match with type org.jfree.chart.block.BlockContainer of variable c1
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.block.BlockContainer extend a common superclass
    Type org.jfree.chart.axis.DateTickUnit of variable a2 does not match with type org.jfree.chart.block.BlockContainer of variable c2
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.block.BlockContainer extend a common superclass
    12
    assertEquals(c1, c2);
    Precondition Violations (18)
    Row Violation
    1Unmatched statement BlockContainer c1=new BlockContainer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement DateTickUnit a1=new DateTickUnit(DateTickUnit.DAY,7); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement c1.add(new EmptyBlock(1.2,3.4)); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    7Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    8Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression fail(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    11Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
    12Type org.jfree.chart.axis.DateTickUnit of variable a1 does not match with type org.jfree.chart.block.BlockContainer of variable c1
    13Unmatched statement a2=(DateTickUnit)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    14Unmatched statement a2=(DateTickUnit)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
    15Unmatched statement c2=(BlockContainer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    16Unmatched statement c2=(BlockContainer)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
    17Type org.jfree.chart.axis.DateTickUnit of variable a1 does not match with type org.jfree.chart.block.BlockContainer of variable c1
    18Type org.jfree.chart.axis.DateTickUnit of variable a2 does not match with type org.jfree.chart.block.BlockContainer of variable c2