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 }
switch(ival = bytes[i++]) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': expSpec = (int)ival-(int)'0'; 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: 27 Number of AST nodes: 16
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
                        
6
                        lastValidOffset = offset;
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 '_':
5
expSpec = (int)ival-(int)'0';
16
                        break; // switch
6
                        break; //switch
17
                    default:
7
                    default:
18
                        state = SCOMPLETE;
8
                        state = SERR_NOT_STRICT;
19
                        break states;
9
                        break states;
20
                    } // switch
10
                    }
21
                }
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 comparisons145
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements16
    Number of unmapped statements in the first code fragment10
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)11.2
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    488
    switch (ival = bytes[i++])
    407
    switch (ival = bytes[i++])
    489
    case '0':
    408
    case '0':
    490
    case '1':
    409
    case '1':
    491
    case '2':
    410
    case '2':
    492
    case '3':
    411
    case '3':
    493
    case '4':
    412
    case '4':
    494
    case '5':
    413
    case '5':
    495
    case '6':
    414
    case '6':
    496
    case '7':
    415
    case '7':
    497
    case '8':
    416
    case '8':
    498
    case '9':
    417
    case '9':
    499
    chars[offset++] = (char)ival;
    499
    chars[offset++] = (char)ival;
    Preondition Violations
    Unmatched statement chars[offset++]=(char)ival; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                    
    500
    lastValidOffset = offset;
    500
    lastValidOffset = offset;
    418
    expSpec = (int)ival - (int)'0';
    Differences
    Expression1Expression2Difference
    lastValidOffsetexpSpecVARIABLE_NAME_MISMATCH
    offset(int)ival - (int)'0'TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression (int)ival - (int)'0' cannot be parameterized, because it has dependencies to/from statements that will be extracted
    418
    expSpec = (int)ival - (int)'0';
    501
    break;
    419
    break;
    502
    case '.':
                                
    503
    state = SDECDIGIT;
    503
    state = SDECDIGIT;
    421
    state = SERR_NOT_STRICT;
    Differences
    Expression1Expression2Difference
    SDECDIGITSERR_NOT_STRICTVARIABLE_NAME_MISMATCH
    421
    state = SERR_NOT_STRICT;
    504
    break states;
    422
    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:
    420
    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 (8)
    Row Violation
    1Unmatched statement chars[offset++]=(char)ival; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Expression (int)ival - (int)'0' cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched statement state=SEXP; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Unmatched break states;
    5Unmatched break;
    6Unmatched statement state=SCOMPLETE; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    7Unmatched break states;
    8Clone fragment #1 returns variables i, ival, lastValidOffset , while Clone fragment #2 returns variables i, expSpec