for (Iterator i = v.iterator(); i.hasNext();) { Object o = i.next(); if (o instanceof DataType) { stk.push(o); invokeCircularReferenceCheck((DataType) o, stk, p); } }
for (Iterator i = getNested().iterator(); i.hasNext();) { Object o = i.next(); if (o instanceof DataType) { invokeCircularReferenceCheck((DataType) o, stk, p); } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/resources/comparators/DelegatedResourceComparator.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/resources/Resources.java
Method name: void dieOnCircularReference(Stack, Project) Method name: void dieOnCircularReference(Stack, Project)
Number of AST nodes: 5 Number of AST nodes: 4
1
for (Iterator i = v.iterator(); i.hasNext();) {
1
for (Iterator i = getNested().iterator(); i.hasNext();) {
2
                    Object o = i.next();
2
                Object o = i.next();
3
                    if (o instanceof DataType) {
3
                if (o instanceof DataType) {
4
                        stk.push(o);
5
                        invokeCircularReferenceCheck((DataType) o, stk, p);
4
                    invokeCircularReferenceCheck((DataType) o, stk, p);
6
                    }
5
                
7
    
6
}
8
            }
7
            }
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 in different classes having the same super class
Number of node comparisons8
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)3.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    7
    Object o = i.next();
    6
    Object o = i.next();
    8
    if (o instanceof DataType)
    7
    if (o instanceof DataType)
    9
    stk.push(o);
    9
    stk.push(o);
    Preondition Violations
    Unmatched statement stk.push(o); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                  
    10
    invokeCircularReferenceCheck((DataType)o, stk, p);
    8
    invokeCircularReferenceCheck((DataType)o, stk, p);
    Precondition Violations (2)
    Row Violation
    1Unmatched statement stk.push(o); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Clone fragment #1 returns variables o , while Clone fragment #2 returns variables