if (id == null)
throw new IllegalArgumentException("id == null");
if (map.containsKey(id))
return (IExtension) map.get(id);
return null;
if (id == null)
throw new IllegalArgumentException("id == null");
if (handlerMap.containsKey(id))
return (IExtensionHandler) handlerMap.get(id);
else
throw new PluginHandlerNotFoundException(id);
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/core/src/main/java/org/columba/core/plugin/ExtensionHandler.java
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File path: /columba-1.4-src/core/src/main/java/org/columba/core/plugin/PluginManager.java
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Method name: IExtension getExtension(String)
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Method name: IExtensionHandler getExtensionHandler(String)
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Number of AST nodes: 5
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Number of AST nodes: 5
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1 | if (id == null)↵ | | 1 | if (id == null)↵
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2 | throw new IllegalArgumentException("id == null");↵ | | 2 | throw new IllegalArgumentException("id == null");↵
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3 | if (map.containsKey(id))↵ | | 3 | if (handlerMap.containsKey(id))↵
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4 | return (IExtension) map.get(id);↵ | | 4 | return (IExtension↵
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5 | return null↵ | | 5 | Handler) handlerMap.get(id);↵
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| | | 6 | else↵
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6 | ; | | 7 | throw new PluginHandlerNotFoundException(id);
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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) | 0.3 |
Clones location | Clones are in different classes |
Number of node comparisons | 7 |
-
{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) | 0.5 |
Clone type | Type 1 |
Mapped Statements
ID |
Statement |
|
ID |
Statement |
1 | if (id == null) | | 1 | if (id == null) |
2 | throw new IllegalArgumentException("id == null"); | | 2 | throw new IllegalArgumentException("id == null"); |
Precondition Violations (1)
Row |
Violation |
1 | The refactoring of the clones is infeasible, because classes org.columba.core.plugin.ExtensionHandler and org.columba.core.plugin.PluginManager do not have a common superclass |