int index = ++this.frameIndex; Frame[] stack = frameStack; stack[index].updateFrameForEval(self, file, line); if (index + 1 == stack.length) { expandFramesIfNecessary(); }
int index = ++this.frameIndex; Frame[] stack = frameStack; stack[index].updateFrame(name, file, line); if (index + 1 == stack.length) { expandFramesIfNecessary(); }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/runtime/ThreadContext.java File path: /jruby-1.4.0/src/org/jruby/runtime/ThreadContext.java
Method name: void pushEvalFrame(IRubyObject) Method name: void pushFrame(String)
Number of AST nodes: 5 Number of AST nodes: 5
1
int index = ++this.frameIndex;
1
int index = ++this.frameIndex;
2
        Frame[] stack = frameStack;
2
        Frame[] stack = frameStack;
3
        stack[index].updateFrameForEval(self, file, line);
3
        stack[index].updateFrame(name, file, line);
4
        if (index + 1 == stack.length) {
4
        if (index + 1 == stack.length) {
5
            expandFramesIfNecessary();
5
            expandFramesIfNecessary();
6
        }
6
        }
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)0.2
Clones locationClones are declared in the same class
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    int index = ++this.frameIndex;
    1
    int index = ++this.frameIndex;
    2
    Frame[] stack = frameStack;
    2
    Frame[] stack = frameStack;
                                                                                            
    3
    stack[index].updateFrame(name, file, line);
    3
    stack[index].updateFrameForEval(self, file, line);
                                                                                                          
    4
    if (index + 1 == stack.length)
    4
    if (index + 1 == stack.length)
    5
    expandFramesIfNecessary();
    5
    expandFramesIfNecessary();
    Precondition Violations (1)
    Row Violation
    1Clone fragment #1 returns variables index, stack , while Clone fragment #2 returns variables index, stack