if (instance == null) {
instance = new HelpManager();
}
return instance;
if (observable == null) {
observable = ((IMAPRootFolder) getRootFolder()).getObservable();
}
return observable;
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/core/src/main/java/org/columba/core/help/HelpManager.java
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File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/folder/imap/IMAPFolder.java
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Method name: HelpManager getInstance()
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Method name: IStatusObservable getObservable()
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Number of AST nodes: 3
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Number of AST nodes: 3
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1 | if (instance == null) {↵ | | 1 | if (observable == null) {↵
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2 | instance = new HelpManager();↵ | | 2 | observable = ((IMAPRootFolder) getRootFolder()).getObservable();↵
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3 | }↵ | | 3 | }↵
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4 | return instance; | | 4 | return observable;
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See real code fragment |
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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 |
-
{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 | 2 |
Time elapsed for statement mapping (ms) | 0.3 |
Clone type | Type 2 |
Mapped Statements
ID |
Statement |
|
ID |
Statement |
1 | if (instance == null) | | 1 | if (observable == null) |
| | | 2 | observable = ((IMAPRootFolder)getRootFolder()).getObservable(); |
2 | instance = new HelpManager(); | | | |
| | | 3 | return observable; |
3 | return instance; | | | |
Precondition Violations (3)
Row |
Violation |
1 | Type org.columba.core.help.HelpManager of variable instance does not match with type org.columba.api.command.IStatusObservable of variable observable |
2 | Unmatched return observable; |
3 | Unmatched return instance; |