Object object = objects.next(); for (Mapping mapping : mappingRoot.getMappings(object)) { Collection<?> outputs = mapping.getOutputs(); if (outputs.size() == 1 && outputs.iterator().next() == object) { commandList.add(RemoveMappingCommand.create(mappingDomain, mapping)); } else { //commandList.add(RemoveCommand.create(mappingDomain, mapping, mapping.ePackageMapping().getMapping_Outputs(), object)); commandList.add(RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object)); } }
Object object = objects.next(); for (Mapping mapping : mappingRoot.getMappings(object)) { Collection<?> outputs = mapping.getOutputs(); if (outputs.size() == 1 && outputs.iterator().next() == object) { subcommands.append(RemoveMappingCommand.create(mappingDomain, mapping)); } else { subcommands.append( //(RemoveCommand.create(mappingDomain, mapping, mapping.ePackageMapping().getMapping_Outputs(), object))); (RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object))); } }
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/mapping/command/RemoveOverrideCommand.java File path: /emf-2.4.1/src/org/eclipse/emf/mapping/command/SetOverrideCommand.java
Method name: void execute() Method name: void execute()
Number of AST nodes: 6 Number of AST nodes: 6
1
Object object = objects.next();
1
Object object = objects.next();
2
        for (Mapping mapping : mappingRoot.getMappings(object))
2
        for (Mapping mapping : mappingRoot.getMappings(object))
3
        {
3
        {
4
          Collection<?> outputs = mapping.getOutputs();
4
          Collection<?> outputs = mapping.getOutputs();
5
          if (outputs.size() == 1 && outputs.iterator().next() == object)
5
          if (outputs.size() == 1 && outputs.iterator().next() == object)
6
          {
6
          {
7
            commandList.add(RemoveMappingCommand.create(mappingDomain, mapping));
7
            subcommands.append(RemoveMappingCommand.create(mappingDomain, mapping));
8
          }
8
          }
9
          else
9
          else
10
          {
10
          {
11
            //commandList.add
11
            subcommands.append(
12
(RemoveCommand.create(mappingDomain, mapping, mapping.ePackageMapping().getMapping_Outputs(), object));
12
              //(RemoveCommand.create(mappingDomain, mapping, mapping.ePackageMapping().getMapping_Outputs(), object)));
13
            commandList.add(RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object));
13
              (RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object)));
14
          }
14
          }
15
        }
15
        }
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)0.5
Clones locationClones are in different classes having the same super class
Number of node comparisons17
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)6096.9
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    6
    Object object = objects.next();
    6
    Object object = objects.next();
    Preondition Violations
    Unmatched statement Object object=objects.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                    
                                                                    
    7
    Object object = objects.next();
    Preondition Violations
    Unmatched statement Object object=objects.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    7
    Object object = objects.next();
    7
    for (Mapping mapping : mappingRoot.getMappings(object))
    8
    for (Mapping mapping : mappingRoot.getMappings(object))
    8
    Collection<?> outputs = mapping.getOutputs();
    9
    Collection<?> outputs = mapping.getOutputs();
    9
    if (outputs.size() == 1 && outputs.iterator().next() == object)
    9
    if (outputs.size() == 1 && outputs.iterator().next() == object)
    10
    if (outputs.size() == 1 && outputs.iterator().next() == object)
    Differences
    Expression1Expression2Difference
    java.util.Collection<>java.util.Collection<>VARIABLE_TYPE_MISMATCH
    VARIABLE_TYPE_MISMATCH
    java.util.Iterator<>java.util.Iterator<>VARIABLE_TYPE_MISMATCH
    java.util.Collection<>java.util.Collection<>VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.util.Collection<> of variable outputs does not match with type java.util.Collection<> of variable outputs
    • Make classes java.util.Collection<> and java.util.Collection<> extend a common superclass
    Expression outputs.iterator().next() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression outputs.iterator().next() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type of variable outputs.iterator().next() does not match with type of variable outputs.iterator().next()
    • Make classes and extend a common superclass
    Expression outputs.iterator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression outputs.iterator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.util.Iterator<> of variable outputs.iterator() does not match with type java.util.Iterator<> of variable outputs.iterator()
    • Make classes java.util.Iterator<> and java.util.Iterator<> extend a common superclass
    Type java.util.Collection<> of variable outputs does not match with type java.util.Collection<> of variable outputs
    • Make classes java.util.Collection<> and java.util.Collection<> extend a common superclass
    10
    if (outputs.size() == 1 && outputs.iterator().next() == object)
    10
    commandList.add(RemoveMappingCommand.create(mappingDomain, mapping));
    10
    commandList.add(RemoveMappingCommand.create(mappingDomain, mapping));
    Preondition Violations
    Unmatched statement commandList.add(RemoveMappingCommand.create(mappingDomain,mapping)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                                                    
    else
            
    11
    commandList.add(RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object));
    11
    commandList.add(RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object));
    Preondition Violations
    Unmatched statement commandList.add(RemoveCommand.create(mappingDomain,mapping,MappingPackage.eINSTANCE.getMapping_Outputs(),object)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                                                                                                                                                
                                                                                                                                                                                                                                                          
    12
    subcommands.append((RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object)));
    Preondition Violations
    Unmatched statement subcommands.append((RemoveCommand.create(mappingDomain,mapping,MappingPackage.eINSTANCE.getMapping_Outputs(),object))); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    12
    subcommands.append((RemoveCommand.create(mappingDomain, mapping, MappingPackage.eINSTANCE.getMapping_Outputs(), object)));
                                                                                                                                                          
    11
    subcommands.append(RemoveMappingCommand.create(mappingDomain, mapping));
    Preondition Violations
    Unmatched statement subcommands.append(RemoveMappingCommand.create(mappingDomain,mapping)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    11
    subcommands.append(RemoveMappingCommand.create(mappingDomain, mapping));
    Precondition Violations (14)
    Row Violation
    1Unmatched statement Object object=objects.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Unmatched statement Object object=objects.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Type java.util.Collection<> of variable outputs does not match with type java.util.Collection<> of variable outputs
    4Expression outputs.iterator().next() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression outputs.iterator().next() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type of variable outputs.iterator().next() does not match with type of variable outputs.iterator().next()
    7Expression outputs.iterator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression outputs.iterator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Type java.util.Iterator<> of variable outputs.iterator() does not match with type java.util.Iterator<> of variable outputs.iterator()
    10Type java.util.Collection<> of variable outputs does not match with type java.util.Collection<> of variable outputs
    11Unmatched statement commandList.add(RemoveMappingCommand.create(mappingDomain,mapping)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    12Unmatched statement commandList.add(RemoveCommand.create(mappingDomain,mapping,MappingPackage.eINSTANCE.getMapping_Outputs(),object)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    13Unmatched statement subcommands.append((RemoveCommand.create(mappingDomain,mapping,MappingPackage.eINSTANCE.getMapping_Outputs(),object))); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    14Unmatched statement subcommands.append(RemoveMappingCommand.create(mappingDomain,mapping)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted