while (_enum.hasMoreElements()) { IExtension extension = (IExtension) _enum.nextElement(); String id = extension.getMetadata().getId(); result.add(id); }
while (e.hasMoreElements()) { IExtension ext = (IExtension) e.nextElement(); String id = ext.getMetadata().getId(); v.add(id); }
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/core/src/main/java/org/columba/core/plugin/ExtensionHandler.java File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/gui/config/general/MailOptionsDialog.java
Method name: String[] getPluginIdList() Method name: void initComponents()
Number of AST nodes: 4 Number of AST nodes: 4
1
while (_enum.hasMoreElements()) {
1
while (e.hasMoreElements()) {
2
			IExtension extension = (IExtension) _enum.nextElement();
2
				IExtension ext = (IExtension) e.nextElement();
3
			String id = extension.getMetadata().getId();
3
				String id = ext.getMetadata().getId();
4
			result.add(id);
4
				v.add(id);
5
		}
5
			}
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 comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)3.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    3
    while (_enum.hasMoreElements())
    3
    while (_enum.hasMoreElements())
    26
    while (e.hasMoreElements())
    Differences
    Expression1Expression2Difference
    _enumeVARIABLE_NAME_MISMATCH
    26
    while (e.hasMoreElements())
    4
    IExtension extension = (IExtension)_enum.nextElement();
    4
    IExtension extension = (IExtension)_enum.nextElement();
    27
    IExtension ext = (IExtension)e.nextElement();
    Differences
    Expression1Expression2Difference
    extensionextVARIABLE_NAME_MISMATCH
    _enumeVARIABLE_NAME_MISMATCH
    27
    IExtension ext = (IExtension)e.nextElement();
    5
    String id = extension.getMetadata().getId();
    5
    String id = extension.getMetadata().getId();
    28
    String id = ext.getMetadata().getId();
    Differences
    Expression1Expression2Difference
    extensionextVARIABLE_NAME_MISMATCH
    28
    String id = ext.getMetadata().getId();
    6
    result.add(id);
    6
    result.add(id);
    29
    v.add(id);
    Differences
    Expression1Expression2Difference
    resultvVARIABLE_NAME_MISMATCH
    java.util.Vectorjava.util.VectorSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression result cannot be unified with expression v , because common superclass java.util.RandomAccess does not declare member(s) public synchronized boolean add(java.lang.Object) , public synchronized boolean add(java.lang.String)
    29
    v.add(id);
    Precondition Violations (2)
    Row Violation
    1Expression result cannot be unified with expression v , because common superclass java.util.RandomAccess does not declare member(s) public synchronized boolean add(java.lang.Object) , public synchronized boolean add(java.lang.String)
    2The refactoring of the clones is infeasible, because classes org.columba.core.plugin.ExtensionHandler and org.columba.mail.gui.config.general.MailOptionsDialog do not have a common superclass