TailFilter newFilter = new TailFilter(rdr); newFilter.setLines(getLines()); newFilter.setSkip(getSkip()); newFilter.setInitialized(true); return newFilter;
ConcatFilter newFilter = new ConcatFilter(rdr); newFilter.setPrepend(getPrepend()); newFilter.setAppend(getAppend()); // Usually the initialized is set to true. But here it must not. // Because the prepend and append readers have to be instantiated // on runtime //newFilter.setInitialized(true); return newFilter;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/filters/TailFilter.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/filters/ConcatFilter.java
Method name: Reader chain(Reader) Method name: Reader chain(Reader)
Number of AST nodes: 5 Number of AST nodes: 4
1
TailFilter newFilter = new TailFilter(rdr);
1
ConcatFilter newFilter = new ConcatFilter(rdr);
2
        newFilter.setLines(getLines());
2
        newFilter.setPrepend(getPrepend());
3
        newFilter.setSkip(getSkip());
3
        newFilter.set
4
        
4
Append(getAppend());
5
        // Usually the initialized is set to true. But here it must not.
6
        // Because the prepend and append readers have to be instantiated
7
        // on runtime
5
newFilter.setInitialized(true);
8
        //newFilter.setInitialized(true);
6
        return newFilter;
9
        return newFilter;
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)0.0
Clones locationClones are in different classes having the same super class
Number of node comparisons18
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    TailFilter newFilter = new TailFilter(rdr);
    1
    TailFilter newFilter = new TailFilter(rdr);
    1
    ConcatFilter newFilter = new ConcatFilter(rdr);
    Differences
    Expression1Expression2Difference
    org.apache.tools.ant.filters.TailFilterorg.apache.tools.ant.filters.ConcatFilterSUBCLASS_TYPE_MISMATCH
    org.apache.tools.ant.filters.TailFilterorg.apache.tools.ant.filters.ConcatFilterSUBCLASS_TYPE_MISMATCH
    org.apache.tools.ant.filters.TailFilterorg.apache.tools.ant.filters.ConcatFilterSUBCLASS_TYPE_MISMATCH
    1
    ConcatFilter newFilter = new ConcatFilter(rdr);
                                                                                
    2
    newFilter.setPrepend(getPrepend());
    2
    newFilter.setLines(getLines());
                                                                        
                                                                            
    3
    newFilter.setAppend(getAppend());
    3
    newFilter.setSkip(getSkip());
                                                                    
    4
    newFilter.setInitialized(true);
                                                                        
    5
    return newFilter;
    5
    return newFilter;
    4
    return newFilter;
    Differences
    Expression1Expression2Difference
    org.apache.tools.ant.filters.TailFilterorg.apache.tools.ant.filters.ConcatFilterSUBCLASS_TYPE_MISMATCH
    4
    return newFilter;
    Precondition Violations (1)
    Row Violation
    1Clone fragment #1 returns variable newFilter with type org.apache.tools.ant.filters.TailFilter , while Clone fragment #2 returns variable newFilter with type org.apache.tools.ant.filters.ConcatFilter