158-76-83

if (socket != null) { try { socket.close(); } catch (IOException e) { // ignore } }
if (r1 != null) { try { r1.close(); } catch (IOException e) { } }

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

1

    if (socket != null) {↵

1

    if (r1 != null) {↵

2

                try {↵

2

                try {↵

3

                    socket.close();↵

3

                    r1.close();↵

4

                } catch (IOException e) {↵

4

                } catch (IOException e) {↵

5

                    // ignore↵

6

                }↵

5

                }↵

7

            }

6

            }

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) | 0.2
Clones location | Clones are in different classes
Number of node comparisons | 5

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 3
   Number of unmapped statements in the first code fragment | 0
   Number of unmapped statements in the second code fragment | 0
   Time elapsed for statement mapping (ms) | 0.4
   Clone type | Type 2

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

   6

       if (socket != null)

   6 | if (socket != null)
   1 | if (r1 != null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   socket | r1 | VARIABLE_NAME_MISMATCH
   java.net.Socket | java.io.Reader | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type java.net.Socket of variable socket does not match with type java.io.Reader of variable r1
   - Make classes java.net.Socket and java.io.Reader extend a common superclass

   1

       if (r1 != null)

   7

       try

   2

       try

   8

       socket.close();

   8 | socket.close();
   3 | r1.close();

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   socket | r1 | VARIABLE_NAME_MISMATCH
   java.net.Socket | java.io.Reader | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type java.net.Socket of variable socket does not match with type java.io.Reader of variable r1
   - Make classes java.net.Socket and java.io.Reader extend a common superclass

   3

       r1.close();

   Precondition Violations (2)
   Row | Violation
   --- | ---
   1 | Type java.net.Socket of variable socket does not match with type java.io.Reader of variable r1
   2 | Type java.net.Socket of variable socket does not match with type java.io.Reader of variable r1