for ( ; i < buflen ; ) { switch(ival = bytes[i++]) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': chars[offset++] = (char)ival; lastValidOffset = offset; break; // switch case 'e': case 'E': state = SEXP; break states; case '_': break; // switch default: state = SCOMPLETE; break states; } // switch }
switch(ival = bytes[i++]) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': chars[offset++] = (char)ival; lastValidOffset = offset; break; // switch default: state = SERR_NOT_STRICT; break states; }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/util/Convert.java File path: /jruby-1.4.0/src/org/jruby/util/Convert.java
Method name: double byteArrayToDouble(byte[], int, int, boolean) Method name: double byteArrayToDouble(byte[], int, int, boolean)
Number of AST nodes: 24 Number of AST nodes: 17
1
for ( ; i < buflen ; ) {
2
                    switch(ival = bytes[i++]) {
1
switch(ival = bytes[i++]) {
3
                    case '0': case '1': case '2': case '3': case '4':
2
                    case '0': case '1': case '2': case '3': case '4':
4
                    case '5': case '6': case '7': case '8': case '9':
3
                    case '5': case '6': case '7': case '8': case '9':
5
                        chars[offset++] = (char)ival;
4
                        chars[offset++] = (char)ival;
6
                        lastValidOffset = offset;
5
                        lastValidOffset = offset;
7
                        break; // switch
6
                        break; // switch
8
                    case 'e':
9
                    case 'E':
10
                        state = SEXP;
11
                        break states;
12
                    case '_':
13
                        break; // switch
14
                    default:
7
                    default:
15
                        state = SCOMPLETE;
8
                        state = SERR_NOT_STRICT;
16
                        break states;
9
                        break states;
17
                    } // switch
10
                    }
18
                }
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)0.4
Clones locationClones are in the same method
Number of node comparisons167
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements17
    Number of unmapped statements in the first code fragment6
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)13.3
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    539
    switch (ival = bytes[i++])
    662
    switch (ival = bytes[i++])
    540
    case '0':
    663
    case '0':
    541
    case '1':
    664
    case '1':
    542
    case '2':
    665
    case '2':
    543
    case '3':
    666
    case '3':
    544
    case '4':
    667
    case '4':
    545
    case '5':
    668
    case '5':
    546
    case '6':
    669
    case '6':
    547
    case '7':
    670
    case '7':
    548
    case '8':
    671
    case '8':
    549
    case '9':
    672
    case '9':
    550
    chars[offset++] = (char)ival;
    673
    chars[offset++] = (char)ival;
    551
    lastValidOffset = offset;
    674
    lastValidOffset = offset;
    552
    break;
    675
    break;
    553
    case 'e':
                                
    554
    case 'E':
                                
    555
    state = SEXP;
    555
    state = SEXP;
    Preondition Violations
    Unmatched statement state=SEXP; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                    
    556
    break states;
    556
    break states;
    Preondition Violations
    Unmatched break states;
                                        
    557
    case '_':
                                
    558
    break;
    558
    break;
    Preondition Violations
    Unmatched break;
                          
    559
    default:
    676
    default:
    560
    state = SCOMPLETE;
    560
    state = SCOMPLETE;
    677
    state = SERR_NOT_STRICT;
    Differences
    Expression1Expression2Difference
    SCOMPLETESERR_NOT_STRICTVARIABLE_NAME_MISMATCH
    677
    state = SERR_NOT_STRICT;
    561
    break states;
    678
    break states;
    Precondition Violations (4)
    Row Violation
    1Unmatched statement state=SEXP; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Unmatched break states;
    3Unmatched break;
    4Clone fragment #1 returns variables i, ival, offset, chars, lastValidOffset , while Clone fragment #2 returns variables i, ival, offset, chars, lastValidOffset