if (fullName == null) { fullName = calculateFullName(); } return fullName;
if (providedMessage == null) { providedMessage = exception.message(exception.getRuntime().getCurrentContext()).asJavaString(); } return providedMessage;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyModule.java File path: /jruby-1.4.0/src/org/jruby/exceptions/RaiseException.java
Method name: String getName() Method name: String getMessage()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (fullName == null) {
1
if (providedMessage == null) {
2
            fullName = calculateFullName();
2
            providedMessage = exception.message(exception.getRuntime().getCurrentContext()).asJavaString();
3
        }
3
        }
4
        return fullName;
4
        return providedMessage;
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 statements3
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.1
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (fullName == null)
    1
    if (fullName == null)
    1
    if (providedMessage == null)
    Differences
    Expression1Expression2Difference
    fullNameprovidedMessageVARIABLE_NAME_MISMATCH
    1
    if (providedMessage == null)
    2
    fullName = calculateFullName();
    2
    fullName = calculateFullName();
    2
    providedMessage = exception.message(exception.getRuntime().getCurrentContext()).asJavaString();
    Differences
    Expression1Expression2Difference
    fullNameprovidedMessageVARIABLE_NAME_MISMATCH
    calculateFullNameasJavaStringMETHOD_INVOCATION_NAME_MISMATCH
    exception.message(exception.getRuntime().getCurrentContext())MISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression fullName is a field being modified, and thus it cannot be parameterized
    Expression providedMessage is a field being modified, and thus it cannot be parameterized
    2
    providedMessage = exception.message(exception.getRuntime().getCurrentContext()).asJavaString();
    3
    return fullName;
    3
    return fullName;
    3
    return providedMessage;
    Differences
    Expression1Expression2Difference
    fullNameprovidedMessageVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression fullName cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression providedMessage cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    return providedMessage;
    Precondition Violations (4)
    Row Violation
    1Expression fullName is a field being modified, and thus it cannot be parameterized
    2Expression providedMessage is a field being modified, and thus it cannot be parameterized
    3Expression fullName cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression providedMessage cannot be parameterized, because it has dependencies to/from statements that will be extracted