158-70-153

if (in != null) { try { in.close(); in = null; } catch (IOException e) { // ignore } }
for (int i = 0; i < thread.length && thread[i] != null; i++) { try { managingTask.log(thread[i].toString(), Project.MSG_DEBUG); } catch (NullPointerException enPeaEx) { // Ignore exception } }

Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/tests/junit/org/apache/tools/mail/MailMessageTest.java |  | File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Redirector.java
Method name: `void disconnect()` |  | Method name: `void complete()`
Number of AST nodes: 4 |  | Number of AST nodes: 3

1

    if (in != null) {↵

1

    for (in↵

2

                    try {↵

3

                        in.close();↵

4

                        in = null;↵

2

    t i = 0; i < thread.length && thread[i] != null; i++) {↵

3

                        try {↵

4

                            managingTask.log(thread[i].toString(), Project.MSG_DEBUG);↵

5

                    } catch (IOException e) {↵

5

                        } catch (NullPointerException enPeaEx) {↵

6

                        // ignore↵

6

                            // Ignore↵

7

     exception↵

7

                    }↵

8

                        }↵

8

                }

9

                    }

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
Number of node comparisons | 7

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 2
   Number of unmapped statements in the second code fragment | 1
   Time elapsed for statement mapping (ms) | 0.5
   Clone type | Type 3

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

   7

       try

   7 | try
   15 | try

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   java.io.IOException | java.lang.NullPointerException | SUBCLASS_TYPE_MISMATCH
   e | enPeaEx | VARIABLE_NAME_MISMATCH
   java.io.IOException | java.lang.NullPointerException | SUBCLASS_TYPE_MISMATCH

   15

       try

   8

       in.close();

   8 | in.close();

   Preondition Violations
   Unmatched statement in.close(); 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

       in = null;

   16

       managingTask.log(thread[i].toString(), Project.MSG_DEBUG);

   Precondition Violations (1)
   Row | Violation
   --- | ---
   1 | Unmatched statement in.close(); 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