if(pattern == null) { setPattern(RubyRegexp.newRegexp(runtime, value, options)); } return pattern;
if (clinitMethod == null) { beginClassInit(); } return clinitMethod;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/ast/RegexpNode.java File path: /jruby-1.4.0/src/org/jruby/compiler/impl/StandardASMCompiler.java
Method name: IRubyObject interpret(Ruby, ThreadContext, IRubyObject, Block) Method name: SkinnyMethodAdapter getClassInitMethod()
Number of AST nodes: 3 Number of AST nodes: 3
1
if(pattern == null) {
1
if (clinitMethod == null) {
2
            setPattern(RubyRegexp.newRegexp(runtime, value, options));
2
            beginClassInit();
3
        }
3
        }
4
        return pattern;
4
        return clinitMethod;
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)0.1
Clones locationClones are in different classes
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.9
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (pattern == null)
    1
    if (pattern == null)
    1
    if (clinitMethod == null)
    Differences
    Expression1Expression2Difference
    patternclinitMethodVARIABLE_NAME_MISMATCH
    org.jruby.RubyRegexporg.jruby.compiler.impl.SkinnyMethodAdapterVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jruby.RubyRegexp of variable pattern does not match with type org.jruby.compiler.impl.SkinnyMethodAdapter of variable clinitMethod
    • Make classes org.jruby.RubyRegexp and org.jruby.compiler.impl.SkinnyMethodAdapter extend a common superclass
    1
    if (clinitMethod == null)
    2
    setPattern(RubyRegexp.newRegexp(runtime, value, options));
    2
    setPattern(RubyRegexp.newRegexp(runtime, value, options));
    2
    beginClassInit();
    Differences
    Expression1Expression2Difference
    setPatternbeginClassInitMETHOD_INVOCATION_NAME_MISMATCH
    setPattern(RubyRegexp.newRegexp(runtime,value,options))beginClassInit()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression beginClassInit() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method beginClassInit
    Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) is a void method call, and thus it cannot be parameterized
    Expression beginClassInit() is a void method call, and thus it cannot be parameterized
    Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression beginClassInit() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method beginClassInit
    Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) is a void method call, and thus it cannot be parameterized
    Expression beginClassInit() is a void method call, and thus it cannot be parameterized
    2
    beginClassInit();
                                                  
    3
    return clinitMethod;
    3
    return pattern;
                                        
    Precondition Violations (9)
    Row Violation
    1Type org.jruby.RubyRegexp of variable pattern does not match with type org.jruby.compiler.impl.SkinnyMethodAdapter of variable clinitMethod
    2Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression beginClassInit() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) is a void method call, and thus it cannot be parameterized
    5Expression beginClassInit() is a void method call, and thus it cannot be parameterized
    6Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression beginClassInit() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression setPattern(RubyRegexp.newRegexp(runtime,value,options)) is a void method call, and thus it cannot be parameterized
    9Expression beginClassInit() is a void method call, and thus it cannot be parameterized