449-4-67

QuarterDateFormat qf1 = new QuarterDateFormat(TimeZone.getTimeZone( "GMT"), new String[] {"1", "2", "3", "4"}); QuarterDateFormat qf2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(qf1); out.close(); ObjectInput in = new ObjectInputStream(new ByteArrayInputStream( buffer.toByteArray())); qf2 = (QuarterDateFormat) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertTrue(qf1.equals(qf2));
StandardXYItemRenderer r1 = new StandardXYItemRenderer(); StandardXYItemRenderer 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 = (StandardXYItemRenderer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(r1, r2);

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/QuarterDateFormatTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/xy/junit/StandardXYItemRendererTests.java
Method name: `void testSerialization()` |  | Method name: `void testSerialization()`
Number of AST nodes: 11 |  | Number of AST nodes: 11

1

    QuarterDateFormat qf1 = new QuarterDateFormat(TimeZone.getTimeZone(↵

2

                    "GMT"), new String[] {"1", "2", "3", "4"});↵

3

            QuarterDateFormat qf↵

1

    StandardXYItemRenderer r1 = new StandardXYItemRenderer();↵

4

    2 = null;↵

2

            StandardXYItemRenderer r2 = 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(qf1);↵

6

                out.writeObject(r1);↵

9

                out.close();↵

7

                out.close();↵

10

                ObjectInput in = new ObjectInputStream(↵

8

                ObjectInput in = new ObjectInputStream(↵

11

    new ByteArrayInputStream(↵

9

                        new ByteArrayInputStream(↵

12

                        buffer.toByteArray()));↵

10

    buffer.toByteArray()));↵

13

                qf2 = (QuarterDateFormat) in.readObject();↵

11

                r2 = (StandardXYItemRenderer) in.readObject();↵

14

                in.close();↵

12

                in.close();↵

15

            }↵

13

            }↵

16

            catch (Exception e) {↵

14

            catch (Exception e) {↵

17

                fail(e.toString());↵

15

                e.printStackTrace();↵

18

            }↵

16

            }↵

19

            assertTrue(qf1.equals(qf2));

17

            assertEquals(r1, r2);

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 0
Number of non-refactorable cases | 1
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.1
Clones location | Clones are in different classes having the same super class
Number of node comparisons | 73

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 8
   Number of unmapped statements in the first code fragment | 3
   Number of unmapped statements in the second code fragment | 3
   Time elapsed for statement mapping (ms) | 1.9
   Clone type | Type 2

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       StandardXYItemRenderer r1 = new StandardXYItemRenderer();

   1

       QuarterDateFormat qf1 = new QuarterDateFormat(TimeZone.getTimeZone("GMT"), new String[] {"1", "2", "3", "4"});

   2

       StandardXYItemRenderer r2 = null;

   2

       QuarterDateFormat qf2 = null;

   3

       try

   3 | try
   3 | try

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   fail | printStackTrace | METHOD_INVOCATION_NAME_MISMATCH
   fail(e.toString()) | e.printStackTrace() | ARGUMENT_NUMBER_MISMATCH
   | e | MISSING_METHOD_INVOCATION_EXPRESSION

   Preondition Violations
   Expression fail(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 fail(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

   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(qf1);

   6 | out.writeObject(qf1);
   6 | out.writeObject(r1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   qf1 | r1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.axis.QuarterDateFormat | org.jfree.chart.renderer.xy.StandardXYItemRenderer | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.axis.QuarterDateFormat of variable qf1 does not match with type org.jfree.chart.renderer.xy.StandardXYItemRenderer of variable r1
   - Make classes org.jfree.chart.axis.QuarterDateFormat and org.jfree.chart.renderer.xy.StandardXYItemRenderer extend a common superclass

   6

       out.writeObject(r1);

   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 | r2 = (StandardXYItemRenderer)in.readObject();

   Preondition Violations
   Unmatched statement r2=(StandardXYItemRenderer)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=(StandardXYItemRenderer)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

       r2 = (StandardXYItemRenderer)in.readObject();

   9

       qf2 = (QuarterDateFormat)in.readObject();

   9 | qf2 = (QuarterDateFormat)in.readObject();

   Preondition Violations
   Unmatched statement qf2=(QuarterDateFormat)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement qf2=(QuarterDateFormat)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

       assertTrue(qf1.equals(qf2));

   11 | assertTrue(qf1.equals(qf2));
   11 | assertEquals(r1, r2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   assertTrue | assertEquals | METHOD_INVOCATION_NAME_MISMATCH
   assertTrue(qf1.equals(qf2)) | assertEquals(r1,r2) | ARGUMENT_NUMBER_MISMATCH

   Preondition Violations
   Expression assertTrue(qf1.equals(qf2)) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(r1,r2) is a void method call, and thus it cannot be parameterized
   Expression assertTrue(qf1.equals(qf2)) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(r1,r2) is a void method call, and thus it cannot be parameterized

   11

       assertEquals(r1, r2);

   Precondition Violations (13)
   Row | Violation
   --- | ---
   1 | Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
   2 | Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   3 | Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
   4 | Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   5 | Type org.jfree.chart.axis.QuarterDateFormat of variable qf1 does not match with type org.jfree.chart.renderer.xy.StandardXYItemRenderer of variable r1
   6 | Unmatched statement r2=(StandardXYItemRenderer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   7 | Unmatched statement r2=(StandardXYItemRenderer)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
   8 | Unmatched statement qf2=(QuarterDateFormat)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   9 | Unmatched statement qf2=(QuarterDateFormat)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 | Expression assertTrue(qf1.equals(qf2)) is a void method call, and thus it cannot be parameterized
   11 | Expression assertEquals(r1,r2) is a void method call, and thus it cannot be parameterized
   12 | Expression assertTrue(qf1.equals(qf2)) is a void method call, and thus it cannot be parameterized
   13 | Expression assertEquals(r1,r2) is a void method call, and thus it cannot be parameterized