int[] array = new int[count]; io.get(offset, array, 0, array.length); RubyArray arr = RubyArray.newArray(runtime, array.length); for (int i = 0; i < array.length; ++i) { arr.add(Util.newSigned32(runtime, array[i])); } return arr;
long[] array = new long[count]; io.get(offset, array, 0, array.length); RubyArray arr = RubyArray.newArray(runtime, array.length); for (int i = 0; i < array.length; ++i) { arr.add(Util.newUnsigned64(runtime, array[i])); } return arr;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/ext/ffi/MemoryUtil.java File path: /jruby-1.4.0/src/org/jruby/ext/ffi/MemoryUtil.java
Method name: IRubyObject getArrayOfSigned32(Ruby, MemoryIO, long, int) Method name: IRubyObject getArrayOfUnsigned64(Ruby, MemoryIO, long, int)
Number of AST nodes: 6 Number of AST nodes: 6
1
int[] array = new int[count];
1
long[] array = new long[count];
2
        io.get(offset, array, 0, array.length);
2
        io.get(offset, array, 0, array.length);
3
        RubyArray arr = RubyArray.newArray(runtime, array.length);
3
        RubyArray arr = RubyArray.newArray(runtime, array.length);
4
        for (int i = 0; i < array.length; ++i) {
4
        for (int i = 0; i < array.length; ++i) {
5
            arr.add(Util.newSigned32(runtime, array[i]));
5
            arr.add(Util.newUnsigned64(runtime, array[i]));
6
        }
6
        }
7
        return arr;
7
        return arr;
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)0.3
Clones locationClones are declared in the same class
Number of node comparisons20
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                    
    1
    long[] array = new long[count];
    1
    int[] array = new int[count];
                                                                
    2
    io.get(offset, array, 0, array.length);
    2
    io.get(offset, array, 0, array.length);
    2
    io.get(offset, array, 0, array.length);
    Differences
    Expression1Expression2Difference
    int[]long[]VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int[] of variable array does not match with type long[] of variable array
    • Make classes int[] and long[] extend a common superclass
    2
    io.get(offset, array, 0, array.length);
    3
    RubyArray arr = RubyArray.newArray(runtime, array.length);
    3
    RubyArray arr = RubyArray.newArray(runtime, array.length);
    3
    RubyArray arr = RubyArray.newArray(runtime, array.length);
    Differences
    Expression1Expression2Difference
    int[]long[]VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int[] of variable array does not match with type long[] of variable array
    • Make classes int[] and long[] extend a common superclass
    3
    RubyArray arr = RubyArray.newArray(runtime, array.length);
    4
    for (int i = 0; i < array.length; ++i)
    4
    for (int i = 0; i < array.length; ++i)
    4
    for (int i = 0; i < array.length; ++i)
    Differences
    Expression1Expression2Difference
    int[]long[]VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int[] of variable array does not match with type long[] of variable array
    • Make classes int[] and long[] extend a common superclass
    4
    for (int i = 0; i < array.length; ++i)
    5
    arr.add(Util.newSigned32(runtime, array[i]));
    5
    arr.add(Util.newSigned32(runtime, array[i]));
    5
    arr.add(Util.newUnsigned64(runtime, array[i]));
    Differences
    Expression1Expression2Difference
    newSigned32newUnsigned64METHOD_INVOCATION_NAME_MISMATCH
    int[]long[]VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression Util.newSigned32(runtime,array[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression Util.newUnsigned64(runtime,array[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int[] of variable array does not match with type long[] of variable array
    • Make classes int[] and long[] extend a common superclass
    5
    arr.add(Util.newUnsigned64(runtime, array[i]));
    6
    return arr;
    6
    return arr;
    Precondition Violations (6)
    Row Violation
    1Type int[] of variable array does not match with type long[] of variable array
    2Type int[] of variable array does not match with type long[] of variable array
    3Type int[] of variable array does not match with type long[] of variable array
    4Expression Util.newSigned32(runtime,array[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression Util.newUnsigned64(runtime,array[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type int[] of variable array does not match with type long[] of variable array