try {
return SAXParserFactory.newInstance();
} catch (FactoryConfigurationError e) {
throw new BuildException("XML parser factory has not been "
+ "configured correctly: "
+ e.getMessage(), e);
}
try {
return super.clone();
} catch (CloneNotSupportedException e) {
throw new UnsupportedOperationException(
"CloneNotSupportedException for a Resource caught. "
+ "Derived classes must support cloning.");
}
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/JAXPUtils.java
|
|
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/Resource.java
|
Method name: SAXParserFactory newParserFactory()
|
|
Method name: Object clone()
|
Number of AST nodes: 2
|
|
Number of AST nodes: 2
|
|
1 | try {↵ | | 1 | try {↵
|
2 | return SAXParserFactory.newInstance();↵ | | 2 | return ↵
|
3 | } catch (FactoryConfigurationError e) {↵ | | |
|
4 | throw new BuildException("XML parser factory has not been "↵ | | |
|
5 | + "configured correctly:↵ | | 3 | super.clone();↵
|
| | | 4 | } catch (CloneNotSupportedException e) {↵
|
| | | 5 | throw new UnsupportedOperationException(↵
|
6 | "↵ | | 6 | "CloneNotSupportedException for a Resource caught. "↵
|
7 | + e.getMessage(), e);↵ | | 7 | + "Derived classes must support cloning.");↵
|
8 | } | | 8 | }
|
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 | 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) | 0.6 |
Clone type | Type 2 |
Mapped Statements
ID |
Statement |
|
ID |
Statement |
1 | try | | 1 | try |
| | | 2 | |
2 | return SAXParserFactory.newInstance(); | | | |
Precondition Violations (3)
Row |
Violation |
1 | Unmatched statement return super.clone(); 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 |
2 | Unmatched return super.clone(); |
3 | Unmatched return SAXParserFactory.newInstance(); |