if (removeCommand.canExecute()) { removeCommand.execute(); } else { removeCommand = null; }
if (super.canExecute()) { super.execute(); } else { // Thread.dumpStack(); }
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/edit/command/SetCommand.java File path: /emf-2.4.1/src/org/eclipse/emf/edit/command/CopyCommand.java
Method name: void doExecute() Method name: void execute()
Number of AST nodes: 3 Number of AST nodes: 2
1
if (removeCommand.canExecute())
1
if (super.canExecute())
2
          {
2
    
3
            removeCommand
3
{
4
.execute();
4
      super.execute();
5
          }
5
    
6
      
6
}
7
    else
7
    else
8
          {
8
    
9
            removeCommand = null;
10
      
9
{
10
      // Thread.dumpStack();
11
    }
11
    }
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 having the same super class
Number of node comparisons6
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)14110.1
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    35
    if (removeCommand.canExecute())
    35
    if (removeCommand.canExecute())
    1
    if (super.canExecute())
    Differences
    Expression1Expression2Difference
    removeCommand.canExecute()super.canExecute()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression removeCommand.canExecute() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    if (super.canExecute())
    36
    removeCommand.execute();
    36
    removeCommand.execute();
    2
    super.execute();
    Differences
    Expression1Expression2Difference
    removeCommand.execute()super.execute()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression removeCommand.execute() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression removeCommand.execute() is a void method call, and thus it cannot be parameterized
    Expression super.execute() is a void method call, and thus it cannot be parameterized
    2
    super.execute();
    else
            
    37
    removeCommand = null;
                                                  
    Precondition Violations (4)
    Row Violation
    1Expression removeCommand.canExecute() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression removeCommand.execute() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression removeCommand.execute() is a void method call, and thus it cannot be parameterized
    4Expression super.execute() is a void method call, and thus it cannot be parameterized