if (id == null) throw new IllegalArgumentException("id == null"); File file = new File(directory.toString() + File.separator + (id.toString()) + ".xcs"); return file;
if (id == null) throw new IllegalArgumentException("id == null"); PluginMetadata metadata = (PluginMetadata) pluginMap.get(id); return metadata;
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/calendar/src/main/java/org/columba/calendar/store/LocalXMLFileStore.java File path: /columba-1.4-src/core/src/main/java/org/columba/core/plugin/PluginManager.java
Method name: File getFile(Object) Method name: PluginMetadata getPluginMetadata(String)
Number of AST nodes: 4 Number of AST nodes: 4
1
if (id == null)
1
if (id == null)
2
			throw new IllegalArgumentException("id == null");
2
			throw new IllegalArgumentException("id == null");
3
		File file = new File(directory.toString() + File.separator
3
		
4
				+ (id.toString()) + ".xcs");
4
PluginMetadata metadata = (PluginMetadata) pluginMap.get(id);
5
		return file;
5
		return metadata;
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are in different classes
Number of node comparisons8
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (id == null)
    1
    if (id == null)
    1
    if (id == null)
    Differences
    Expression1Expression2Difference
    java.lang.Objectjava.lang.StringVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.Object of variable id does not match with type java.lang.String of variable id
    • Make classes java.lang.Object and java.lang.String extend a common superclass
    1
    if (id == null)
    2
    throw new IllegalArgumentException("id == null");
    2
    throw new IllegalArgumentException("id == null");
                                                                                                                              
    3
    PluginMetadata metadata = (PluginMetadata)pluginMap.get(id);
    Preondition Violations
    Unmatched statement PluginMetadata metadata=(PluginMetadata)pluginMap.get(id); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3
    PluginMetadata metadata = (PluginMetadata)pluginMap.get(id);
    3
    File file = new File(directory.toString() + File.separator + (id.toString()) + ".xcs");
    3
    File file = new File(directory.toString() + File.separator + (id.toString()) + ".xcs");
    Preondition Violations
    Unmatched statement File file=new File(directory.toString() + File.separator + (id.toString())+ ".xcs"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                                                                                  
                                          
    4
    return metadata;
    Preondition Violations
    Unmatched return metadata;
    4
    return metadata;
    4
    return file;
    4
    return file;
    Preondition Violations
    Unmatched return file;
                                  
    Precondition Violations (5)
    Row Violation
    1Type java.lang.Object of variable id does not match with type java.lang.String of variable id
    2Unmatched statement PluginMetadata metadata=(PluginMetadata)pluginMap.get(id); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement File file=new File(directory.toString() + File.separator + (id.toString())+ ".xcs"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched return metadata;
    5Unmatched return file;