158-150-166

for (int i = 0; i < pathElements.length; ++i) { try { addPathElement(pathElements[i]); } catch (BuildException e) { // ignore path elements which are invalid // relative to the project } }
if (slowScanning) { while (slowScanning) { try { slowScanLock.wait(); } catch (InterruptedException e) { // Empty } } return; }

Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/AntClassLoader.java |  | File path: /apache-ant-1.7.0/src/org/apache/tools/ant/DirectoryScanner.java
Method name: `void setClassPath(Path)` |  | Method name: `void slowScan()`
Number of AST nodes: 3 |  | Number of AST nodes: 5

1

    for (int i = 0; i < pathElements.length; ++i) {↵

1

    if (slowScanning) {↵

2

                    while (slowScanning) {↵

2

                    try {↵

3

                        try {↵

3

                        addPathElement(pathElements[i]);↵

4

                        ↵

5

        slowScanLock.wait();↵

4

                    } catch (BuildException e) {↵

6

                        } catch (InterruptedException e) {↵

5

                        // ignore path elements which are invalid↵

7

                            // ↵

8

    Empty↵

6

            ↵

9

                        }↵

7

                // relative to the project↵

10

                    }↵

8

                    }↵

11

                    return;↵

9

                }

12

                }

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 | 5

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 2
   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) | 3.5
   Clone type | Type 2

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

   6

       try

   6 | try
   6 | try

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.apache.tools.ant.BuildException | java.lang.InterruptedException | SUBCLASS_TYPE_MISMATCH
   org.apache.tools.ant.BuildException | java.lang.InterruptedException | SUBCLASS_TYPE_MISMATCH

   6

       try

   7

       addPathElement(pathElements[i]);

   7 | addPathElement(pathElements[i]);
   7 | slowScanLock.wait();

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   addPathElement | wait | METHOD_INVOCATION_NAME_MISMATCH
   addPathElement(pathElements[i]) | slowScanLock.wait() | ARGUMENT_NUMBER_MISMATCH
   | slowScanLock | MISSING_METHOD_INVOCATION_EXPRESSION

   Preondition Violations
   Expression addPathElement(pathElements[i]) is a method call throwing exception(s) that should be caught by a try block that will be extracted
   Expression slowScanLock.wait() is a method call throwing exception(s) that should be caught by a try block that will be extracted
   Expression addPathElement(pathElements[i]) is a void method call, and thus it cannot be parameterized
   Expression slowScanLock.wait() is a void method call, and thus it cannot be parameterized
   Expression addPathElement(pathElements[i]) is a method call throwing exception(s) that should be caught by a try block that will be extracted
   Expression slowScanLock.wait() is a method call throwing exception(s) that should be caught by a try block that will be extracted
   Expression addPathElement(pathElements[i]) is a void method call, and thus it cannot be parameterized
   Expression slowScanLock.wait() is a void method call, and thus it cannot be parameterized

   7

       slowScanLock.wait();

   Precondition Violations (8)
   Row | Violation
   --- | ---
   1 | Expression addPathElement(pathElements[i]) is a method call throwing exception(s) that should be caught by a try block that will be extracted
   2 | Expression slowScanLock.wait() is a method call throwing exception(s) that should be caught by a try block that will be extracted
   3 | Expression addPathElement(pathElements[i]) is a void method call, and thus it cannot be parameterized
   4 | Expression slowScanLock.wait() is a void method call, and thus it cannot be parameterized
   5 | Expression addPathElement(pathElements[i]) is a method call throwing exception(s) that should be caught by a try block that will be extracted
   6 | Expression slowScanLock.wait() is a method call throwing exception(s) that should be caught by a try block that will be extracted
   7 | Expression addPathElement(pathElements[i]) is a void method call, and thus it cannot be parameterized
   8 | Expression slowScanLock.wait() is a void method call, and thus it cannot be parameterized