if (receiverNode.definition(runtime, context, self, aBlock) != null) { try { IRubyObject receiver = receiverNode.interpret(runtime, context, self, aBlock); RubyClass metaClass = receiver.getMetaClass(); DynamicMethod method = metaClass.searchMethod(getName()); Visibility visibility = method.getVisibility(); if (visibility != Visibility.PRIVATE && (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self))) { if (!method.isUndefined()) { return ASTInterpreter.getArgumentDefinition(runtime, context, getArgsNode(), "method", self, aBlock); } } } catch (JumpException excptn) { } } return null;
if (receiverNode.definition(runtime, context, self, aBlock) != null) { try { IRubyObject receiver = receiverNode.interpret(runtime, context, self, aBlock); RubyClass metaClass = receiver.getMetaClass(); DynamicMethod method = metaClass.searchMethod(name); Visibility visibility = method.getVisibility(); if (visibility != Visibility.PRIVATE && (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self))) { if (metaClass.isMethodBound(name, false)) { return ASTInterpreter.getArgumentDefinition(runtime, context, argsNode, "assignment", self, aBlock); } } } catch (JumpException e) { } } return null;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/ast/CallNode.java File path: /jruby-1.4.0/src/org/jruby/ast/AttrAssignNode.java
Method name: String definition(Ruby, ThreadContext, IRubyObject, Block) Method name: String definition(Ruby, ThreadContext, IRubyObject, Block)
Number of AST nodes: 10 Number of AST nodes: 10
1
if (receiverNode.definition(runtime, context, self, aBlock) != null) {
1
if (receiverNode.definition(runtime, context, self, aBlock) != null) {
2
            try {
2
            try {
3
                IRubyObject receiver = receiverNode.interpret(runtime, context, self, aBlock);
3
                IRubyObject receiver = receiverNode.interpret(runtime, context, self, aBlock);
4
                RubyClass metaClass = receiver.getMetaClass();
4
                RubyClass metaClass = receiver.getMetaClass();
5
                DynamicMethod method = metaClass.searchMethod(getName());
5
                DynamicMethod method = metaClass.searchMethod(name);
6
                Visibility visibility = method.getVisibility();
6
                Visibility visibility = method.getVisibility();
7
                
8
                if (visibility != Visibility.PRIVATE &&
7
                if (visibility != Visibility.PRIVATE && 
9
                        (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self))) {
8
                        (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self))) {
10
                    if (!method.isUndefined()) {
9
                    if (metaClass.isMethodBound(name, false)) {
11
                        return ASTInterpreter.getArgumentDefinition(runtime, context, getArgsNode(), "method", self, aBlock);
10
                        return ASTInterpreter.getArgumentDefinition(runtime, context, argsNode, "assignment", self, aBlock);
12
                    }
11
                    }
13
                }
12
                }
14
            } catch (JumpException excptn) {
13
            } catch (JumpException e) {
15
            }
14
            }
16
        }
15
        }
17
        return null;
16
        return null;
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)0.7
Clones locationClones are in different classes having the same super class
Number of node comparisons32
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)20.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (receiverNode.definition(runtime, context, self, aBlock) != null)
    1
    if (receiverNode.definition(runtime, context, self, aBlock) != null)
    2
    try
    2
    try
    2
    try
    Differences
    Expression1Expression2Difference
    excptneVARIABLE_NAME_MISMATCH
    2
    try
    3
    IRubyObject receiver = receiverNode.interpret(runtime, context, self, aBlock);
    3
    IRubyObject receiver = receiverNode.interpret(runtime, context, self, aBlock);
    4
    RubyClass metaClass = receiver.getMetaClass();
    4
    RubyClass metaClass = receiver.getMetaClass();
    5
    DynamicMethod method = metaClass.searchMethod(getName());
    5
    DynamicMethod method = metaClass.searchMethod(getName());
    5
    DynamicMethod method = metaClass.searchMethod(name);
    Differences
    Expression1Expression2Difference
    getName()nameTYPE_COMPATIBLE_REPLACEMENT
    5
    DynamicMethod method = metaClass.searchMethod(name);
    6
    Visibility visibility = method.getVisibility();
    6
    Visibility visibility = method.getVisibility();
    7
    if (visibility != Visibility.PRIVATE && (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self)))
    7
    if (visibility != Visibility.PRIVATE && (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self)))
    8
    if (!method.isUndefined())
    8
    if (!method.isUndefined())
    8
    if (metaClass.isMethodBound(name, false))
    Differences
    Expression1Expression2Difference
    !method.isUndefined()metaClass.isMethodBound(name,false)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression !method.isUndefined() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression metaClass.isMethodBound(name,false) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    if (metaClass.isMethodBound(name, false))
    9
    return ASTInterpreter.getArgumentDefinition(runtime, context, getArgsNode(), "method", self, aBlock);
    9
    return ASTInterpreter.getArgumentDefinition(runtime, context, getArgsNode(), "method", self, aBlock);
    9
    return ASTInterpreter.getArgumentDefinition(runtime, context, argsNode, "assignment", self, aBlock);
    Differences
    Expression1Expression2Difference
    getArgsNode()argsNodeFIELD_ACCESS_REPLACED_WITH_GETTER
    "method""assignment"LITERAL_VALUE_MISMATCH
    9
    return ASTInterpreter.getArgumentDefinition(runtime, context, argsNode, "assignment", self, aBlock);
    10
    return null;
    10
    return null;
    Precondition Violations (2)
    Row Violation
    1Expression !method.isUndefined() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression metaClass.isMethodBound(name,false) cannot be parameterized, because it has dependencies to/from statements that will be extracted