try {
return System.getProperty(USE_SYSTEM_PROXIES);
} catch (SecurityException e) {
//if you cannot read it, you won't be able to write it either
return null;
}
try {
return (Node) elementAt(i);
} catch (ArrayIndexOutOfBoundsException e) {
return null; // conforming to NodeList interface
}
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/ProxySetup.java
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File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/junit/DOMUtil.java
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Method name: String getSystemProxySetting()
|
|
Method name: Node item(int)
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Number of AST nodes: 2
|
|
Number of AST nodes: 2
|
|
1 | try {↵ | | 1 | try {↵
|
2 | return System.getProperty(USE_SYSTEM_PROXIES);↵ | | 2 | return ↵
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3 | } catch (SecurityException e) {↵ | | |
|
4 | //if you cannot read it, you won't be able to write it either↵ | | |
|
5 | return null;↵ | | |
|
| | | 3 | (Node) elementAt(i);↵
|
| | | 4 | } catch (ArrayIndexOutOfBoundsException e) {↵
|
| | | 5 | return null; // conforming to NodeList interface↵
|
6 | } | | 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) | 0.1 |
Clones location | Clones are in different classes |
Number of node comparisons | 4 |
-
{Non-refactorable}
Mapping Summary
Number of mapped statements | 1 |
Number of unmapped statements in the first code fragment | 1 |
Number of unmapped statements in the second code fragment | 1 |
Time elapsed for statement mapping (ms) | 0.3 |
Clone type | Type 2 |
Mapped Statements
ID |
Statement |
|
ID |
Statement |
1 | try | | 1 | try |
| | | 2 | return (Node)elementAt(i); |
2 | return System.getProperty(USE_SYSTEM_PROXIES); | | | |
Precondition Violations (2)
Row |
Violation |
1 | Unmatched return (Node)elementAt(i); |
2 | Unmatched return System.getProperty(USE_SYSTEM_PROXIES); |