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 '.': state = SDECDIGIT; break states; case 'e': case 'E': state = SEXP; break states; case '_': break; // switch default: state = SCOMPLETE; break states; } // switch }
if ( 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 default: state = SCOMPLETE; break states; } // switch }
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: 27 Number of AST nodes: 18
1
for ( ; i < buflen ; ) {
1
if ( i < buflen) {
2
                    switch(ival = bytes[i++]) {
2
                    switch(ival = bytes[i++]) {
3
                    case '0': case '1': case '2': case '3': case '4':
3
                    case '0': case '1': case '2': case '3': case '4':
4
                    case '5': case '6': case '7': case '8': case '9':
4
                    case '5': case '6': case '7': case '8': case '9':
5
                        chars[offset++] = (char)ival;
5
                        chars[offset++] = (char)ival;
6
                        lastValidOffset = offset;
6
                        lastValidOffset = offset;
7
                        break; // switch
7
                        break; // switch
8
                    case '.':
9
                        state = SDECDIGIT;
10
                        break states;
11
                    case 'e':
12
                    case 'E':
13
                        state = SEXP;
14
                        break states;
15
                    case '_':
16
                        break; // switch
17
                    default:
8
                    default:
18
                        state = SCOMPLETE;
9
                        state = SCOMPLETE;
19
                        break states;
10
                        break states;
20
                    } // switch
11
                    } // switch
21
                }
12
                }
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 the same method
Number of node comparisons158
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements17
    Number of unmapped statements in the first code fragment9
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)15.8
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    488
    switch (ival = bytes[i++])
    521
    switch (ival = bytes[i++])
    489
    case '0':
    522
    case '0':
    490
    case '1':
    523
    case '1':
    491
    case '2':
    524
    case '2':
    492
    case '3':
    525
    case '3':
    493
    case '4':
    526
    case '4':
    494
    case '5':
    527
    case '5':
    495
    case '6':
    528
    case '6':
    496
    case '7':
    529
    case '7':
    497
    case '8':
    530
    case '8':
    498
    case '9':
    531
    case '9':
    499
    chars[offset++] = (char)ival;
    532
    chars[offset++] = (char)ival;
    500
    lastValidOffset = offset;
    533
    lastValidOffset = offset;
    501
    break;
    534
    break;
    502
    case '.':
                                
    503
    state = SDECDIGIT;
    503
    state = SDECDIGIT;
    536
    state = SCOMPLETE;
    Differences
    Expression1Expression2Difference
    SDECDIGITSCOMPLETEVARIABLE_NAME_MISMATCH
    536
    state = SCOMPLETE;
    504
    break states;
    537
    break states;
    505
    case 'e':
                                
    506
    case 'E':
                                
    507
    state = SEXP;
    507
    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
                                    
    508
    break states;
    508
    break states;
    Preondition Violations
    Unmatched break states;
                                        
    509
    case '_':
                                
    510
    break;
    510
    break;
    Preondition Violations
    Unmatched break;
                          
    511
    default:
    535
    default:
    512
    state = SCOMPLETE;
    512
    state = SCOMPLETE;
    Preondition Violations
    Unmatched statement state=SCOMPLETE; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                              
    513
    break states;
    513
    break states;
    Preondition Violations
    Unmatched break states;
                                        
    Precondition Violations (6)
    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;
    4Unmatched statement state=SCOMPLETE; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    5Unmatched break states;
    6Clone fragment #1 returns variables i, ival, offset, chars, lastValidOffset , while Clone fragment #2 returns variables i, ival, offset, chars, lastValidOffset