if (_undo.canUndo()) { _undo.undo(); }
for (ArtifactStatus status : _artifacts) { if (status.isPluginArtifact()) { status.setArtifactAction(ArtifactAction.INSTALL); } }
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/action/UndoAction.java File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/update/gui/UpdateSummaryTable.java
Method name: void actionPerformed(ActionEvent) Method name: void actionPerformed(ActionEvent)
Number of AST nodes: 2 Number of AST nodes: 3
1
if (_undo.canUndo())
2
		{
3
			_undo.undo();
4
		
1
for (ArtifactStatus status : _artifacts) {
2
               if (status.isPluginArtifact()) {
3
                  status.setArtifactAction(ArtifactAction.INSTALL);
4
               }
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)0.2
Clones locationClones are in different classes
Number of node comparisons4
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)5.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (_undo.canUndo())
    1
    if (_undo.canUndo())
    2
    if (status.isPluginArtifact())
    Differences
    Expression1Expression2Difference
    canUndoisPluginArtifactMETHOD_INVOCATION_NAME_MISMATCH
    _undostatusVARIABLE_NAME_MISMATCH
    javax.swing.undo.UndoManagernet.sourceforge.squirrel_sql.client.update.gui.ArtifactStatusVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type javax.swing.undo.UndoManager of variable _undo does not match with type net.sourceforge.squirrel_sql.client.update.gui.ArtifactStatus of variable status
    • Make classes javax.swing.undo.UndoManager and net.sourceforge.squirrel_sql.client.update.gui.ArtifactStatus extend a common superclass
    2
    if (status.isPluginArtifact())
    2
    _undo.undo();
    2
    _undo.undo();
    3
    status.setArtifactAction(ArtifactAction.INSTALL);
    Differences
    Expression1Expression2Difference
    undosetArtifactActionMETHOD_INVOCATION_NAME_MISMATCH
    _undostatusVARIABLE_NAME_MISMATCH
    javax.swing.undo.UndoManagernet.sourceforge.squirrel_sql.client.update.gui.ArtifactStatusVARIABLE_TYPE_MISMATCH
    _undo.undo()status.setArtifactAction(ArtifactAction.INSTALL)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression _undo.undo() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression status.setArtifactAction(ArtifactAction.INSTALL) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression _undo.undo() is a void method call, and thus it cannot be parameterized
    Expression status.setArtifactAction(ArtifactAction.INSTALL) is a void method call, and thus it cannot be parameterized
    Type javax.swing.undo.UndoManager of variable _undo does not match with type net.sourceforge.squirrel_sql.client.update.gui.ArtifactStatus of variable status
    • Make classes javax.swing.undo.UndoManager and net.sourceforge.squirrel_sql.client.update.gui.ArtifactStatus extend a common superclass
    Expression _undo.undo() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression status.setArtifactAction(ArtifactAction.INSTALL) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression _undo.undo() is a void method call, and thus it cannot be parameterized
    Expression status.setArtifactAction(ArtifactAction.INSTALL) is a void method call, and thus it cannot be parameterized
    3
    status.setArtifactAction(ArtifactAction.INSTALL);
    Precondition Violations (11)
    Row Violation
    1Type javax.swing.undo.UndoManager of variable _undo does not match with type net.sourceforge.squirrel_sql.client.update.gui.ArtifactStatus of variable status
    2Expression _undo.undo() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression status.setArtifactAction(ArtifactAction.INSTALL) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression _undo.undo() is a void method call, and thus it cannot be parameterized
    5Expression status.setArtifactAction(ArtifactAction.INSTALL) is a void method call, and thus it cannot be parameterized
    6Type javax.swing.undo.UndoManager of variable _undo does not match with type net.sourceforge.squirrel_sql.client.update.gui.ArtifactStatus of variable status
    7Expression _undo.undo() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression status.setArtifactAction(ArtifactAction.INSTALL) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression _undo.undo() is a void method call, and thus it cannot be parameterized
    10Expression status.setArtifactAction(ArtifactAction.INSTALL) is a void method call, and thus it cannot be parameterized
    11The refactoring of the clones is infeasible, because classes net.sourceforge.squirrel_sql.client.session.action.UndoAction and do not have a common superclass