if (USE_PACKED_ARRAY) { if (packedVTable != null) return packedRemove(name); } else if (USE_PACKED_FIELDS) { if (packedVFields != null) return packedVFields.remove(name); } return hashRemove(name);
if (USE_PACKED_ARRAY) { if (packedVTable != null) return fastPackedContains(name); } else if (USE_PACKED_FIELDS) { if (packedVFields != null) return packedVFields.fastContains(name); } return fastHashContains(name);
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/runtime/builtin/InstanceVariableTable.java File path: /jruby-1.4.0/src/org/jruby/runtime/builtin/InstanceVariableTable.java
Method name: Object remove(String) Method name: boolean fastContains(String)
Number of AST nodes: 7 Number of AST nodes: 7
1
if (USE_PACKED_ARRAY) {
1
if (USE_PACKED_ARRAY) {
2
            if (packedVTable != null) return packedRemove(name);
2
            if (packedVTable != null) return fastPackedContains(name);
3
        } else if (USE_PACKED_FIELDS) {
3
        } else if (USE_PACKED_FIELDS) {
4
            if (packedVFields != null) return packedVFields.remove(name);
4
            if (packedVFields != null) return packedVFields.fastContains(name);
5
        }
5
        }
6
        return hashRemove(name);
6
        return fastHashContains(name);
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 declared in the same class
Number of node comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)1.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (USE_PACKED_ARRAY)
    1
    if (USE_PACKED_ARRAY)
    2
    if (packedVTable != null)
    2
    if (packedVTable != null)
                                                                          
    3
    return fastPackedContains(name);
    Preondition Violations
    Unmatched statement return fastPackedContains(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return fastPackedContains(name);
    3
    return fastPackedContains(name);
    3
    return packedRemove(name);
    3
    return packedRemove(name);
    Preondition Violations
    Unmatched statement return packedRemove(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return packedRemove(name);
                                                              
    4
    else if (USE_PACKED_FIELDS)
    4
    else if (USE_PACKED_FIELDS)
    5
    if (packedVFields != null)
    5
    if (packedVFields != null)
                                                                                          
    6
    return packedVFields.fastContains(name);
    Preondition Violations
    Unmatched statement return packedVFields.fastContains(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return packedVFields.fastContains(name);
    6
    return packedVFields.fastContains(name);
    6
    return packedVFields.remove(name);
    6
    return packedVFields.remove(name);
    Preondition Violations
    Unmatched statement return packedVFields.remove(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return packedVFields.remove(name);
                                                                              
                                                                      
    7
    return fastHashContains(name);
    Preondition Violations
    Unmatched return fastHashContains(name);
    7
    return fastHashContains(name);
    7
    return hashRemove(name);
    7
    return hashRemove(name);
    Preondition Violations
    Unmatched return hashRemove(name);
                                                          
    Precondition Violations (10)
    Row Violation
    1Unmatched statement return fastPackedContains(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched return fastPackedContains(name);
    3Unmatched statement return packedRemove(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched return packedRemove(name);
    5Unmatched statement return packedVFields.fastContains(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    6Unmatched return packedVFields.fastContains(name);
    7Unmatched statement return packedVFields.remove(name); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    8Unmatched return packedVFields.remove(name);
    9Unmatched return fastHashContains(name);
    10Unmatched return hashRemove(name);