XYStepRenderer r1 = new XYStepRenderer(); r1.setStepPoint(0.123); XYStepRenderer 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 = (XYStepRenderer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(r1, r2);
Millisecond m1 = new Millisecond(); Millisecond m2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(m1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); m2 = (Millisecond) in.readObject(); in.close(); } catch (Exception e) { System.out.println(e.toString()); } assertEquals(m1, m2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/xy/junit/XYStepRendererTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/MillisecondTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 12 Number of AST nodes: 11
1
XYStepRenderer r1 = new XYStepRenderer();
2
        r1.setStepPoint(0.123);
3
        XYStepRenderer r
1
Millisecond m1 = new Millisecond();
4
2 = null;
2
        Millisecond m2 = null;
5
        try {
3
        try {
6
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
4
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
7
            ObjectOutput out = new ObjectOutputStream(buffer);
5
            ObjectOutput out = new ObjectOutputStream(buffer);
8
            out.writeObject(r1);
6
            out.writeObject(m1);
9
            out.close();
7
            out.close();
10
            ObjectInput in = new ObjectInputStream(
8
            ObjectInput in = new ObjectInputStream(
11
                    new ByteArrayInputStream(buffer.toByteArray())
9
                new ByteArrayInputStream(buffer.toByteArray())
12
);
10
            );
13
            r2 = (XYStepRenderer) in.readObject();
11
            m2 = (Millisecond) in.readObject();
14
            in.close();
12
            in.close();
15
        }
13
        }
16
        catch (Exception e) {
14
        catch (Exception e) {
17
            e.printStackTrace();
15
            System.out.println(e.toString());
18
        }
16
        }
19
        assertEquals(r1, r2);
17
        assertEquals(m1, m2);
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 comparisons76
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment4
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)13.3
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                            
    1
    Millisecond m1 = new Millisecond();
    Preondition Violations
    Unmatched statement Millisecond m1=new Millisecond(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    Millisecond m1 = new Millisecond();
    1
    XYStepRenderer r1 = new XYStepRenderer();
                                                                                        
                                                  
    2
    Millisecond m2 = null;
    2
    r1.setStepPoint(0.123);
    2
    r1.setStepPoint(0.123);
    Preondition Violations
    Unmatched statement r1.setStepPoint(0.123); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                        
    3
    XYStepRenderer r2 = null;
                                                        
    4
    try
    4
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printStackTraceprintlnMETHOD_INVOCATION_NAME_MISMATCH
    eSystem.outAST_TYPE_MISMATCH
    e.printStackTrace()System.out.println(e.toString())ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() 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() is a void method call, and thus it cannot be parameterized
    Expression System.out.println(e.toString()) 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 e.printStackTrace() 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() is a void method call, and thus it cannot be parameterized
    Expression System.out.println(e.toString()) 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(r1);
    7
    out.writeObject(r1);
    6
    out.writeObject(m1);
    Differences
    Expression1Expression2Difference
    r1m1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.xy.XYStepRendererorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.xy.XYStepRenderer of variable r1 does not match with type org.jfree.data.time.Millisecond of variable m1
    • Make classes org.jfree.chart.renderer.xy.XYStepRenderer and org.jfree.data.time.Millisecond extend a common superclass
    6
    out.writeObject(m1);
    8
    out.close();
    7
    out.close();
    9
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
                                                                          
    9
    m2 = (Millisecond)in.readObject();
    Preondition Violations
    Unmatched statement m2=(Millisecond)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement m2=(Millisecond)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
    m2 = (Millisecond)in.readObject();
    10
    r2 = (XYStepRenderer)in.readObject();
    10
    r2 = (XYStepRenderer)in.readObject();
    Preondition Violations
    Unmatched statement r2=(XYStepRenderer)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=(XYStepRenderer)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
                                                                                  
    11
    in.close();
    10
    in.close();
    12
    assertEquals(r1, r2);
    12
    assertEquals(r1, r2);
    11
    assertEquals(m1, m2);
    Differences
    Expression1Expression2Difference
    r1m1VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.xy.XYStepRendererorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    r2m2VARIABLE_NAME_MISMATCH
    org.jfree.chart.renderer.xy.XYStepRendererorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.xy.XYStepRenderer of variable r1 does not match with type org.jfree.data.time.Millisecond of variable m1
    • Make classes org.jfree.chart.renderer.xy.XYStepRenderer and org.jfree.data.time.Millisecond extend a common superclass
    Type org.jfree.chart.renderer.xy.XYStepRenderer of variable r2 does not match with type org.jfree.data.time.Millisecond of variable m2
    • Make classes org.jfree.chart.renderer.xy.XYStepRenderer and org.jfree.data.time.Millisecond extend a common superclass
    11
    assertEquals(m1, m2);
    Precondition Violations (18)
    Row Violation
    1Unmatched statement Millisecond m1=new Millisecond(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement r1.setStepPoint(0.123); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/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 e.printStackTrace() is a void method call, and thus it cannot be parameterized
    6Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    7Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression System.out.println(e.toString()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    11Expression System.out.println(e.toString()) is a void method call, and thus it cannot be parameterized
    12Type org.jfree.chart.renderer.xy.XYStepRenderer of variable r1 does not match with type org.jfree.data.time.Millisecond of variable m1
    13Unmatched statement m2=(Millisecond)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    14Unmatched statement m2=(Millisecond)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 r2=(XYStepRenderer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    16Unmatched statement r2=(XYStepRenderer)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.renderer.xy.XYStepRenderer of variable r1 does not match with type org.jfree.data.time.Millisecond of variable m1
    18Type org.jfree.chart.renderer.xy.XYStepRenderer of variable r2 does not match with type org.jfree.data.time.Millisecond of variable m2