StripLineBreaks newFilter = new StripLineBreaks(rdr); newFilter.setLineBreaks(getLineBreaks()); newFilter.setInitialized(true); return newFilter;
checkParameters(); readFile(); executeOperation(); writeFile();
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/filters/StripLineBreaks.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/PropertyFile.java
Method name: Reader chain(Reader) Method name: void execute()
Number of AST nodes: 4 Number of AST nodes: 4
1
StripLineBreaks newFilter = new StripLineBreaks(rdr);
2
        newFilter.setLineBreaks(getLineBreaks());
3
        newFilter.setInitialized(true
1
checkParameters();
2
        readFile();
4
);
3
        executeOperation();
5
        return newFilter;
4
        writeFile();
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
Number of node comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                              
    1
    checkParameters();
    1
    StripLineBreaks newFilter = new StripLineBreaks(rdr);
                                                                                                                
    2
    newFilter.setLineBreaks(getLineBreaks());
    2
    newFilter.setLineBreaks(getLineBreaks());
    2
    readFile();
    Differences
    Expression1Expression2Difference
    setLineBreaksreadFileMETHOD_INVOCATION_NAME_MISMATCH
    newFilter.setLineBreaks(getLineBreaks())readFile()ARGUMENT_NUMBER_MISMATCH
    newFilterMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression newFilter.setLineBreaks(getLineBreaks()) is a void method call, and thus it cannot be parameterized
    Expression readFile() is a void method call, and thus it cannot be parameterized
    Expression newFilter.setLineBreaks(getLineBreaks()) is a void method call, and thus it cannot be parameterized
    Expression readFile() is a void method call, and thus it cannot be parameterized
    2
    readFile();
    3
    newFilter.setInitialized(true);
    3
    newFilter.setInitialized(true);
    3
    executeOperation();
    Differences
    Expression1Expression2Difference
    setInitializedexecuteOperationMETHOD_INVOCATION_NAME_MISMATCH
    newFilter.setInitialized(true)executeOperation()ARGUMENT_NUMBER_MISMATCH
    newFilterMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression executeOperation() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method executeOperation
    Expression newFilter.setInitialized(true) is a void method call, and thus it cannot be parameterized
    Expression executeOperation() is a void method call, and thus it cannot be parameterized
    Expression executeOperation() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method executeOperation
    Expression newFilter.setInitialized(true) is a void method call, and thus it cannot be parameterized
    Expression executeOperation() is a void method call, and thus it cannot be parameterized
    3
    executeOperation();
                                  
    4
    writeFile();
    4
    return newFilter;
    4
    return newFilter;
    Preondition Violations
    Unmatched return newFilter;
                                            
    Precondition Violations (11)
    Row Violation
    1Expression newFilter.setLineBreaks(getLineBreaks()) is a void method call, and thus it cannot be parameterized
    2Expression readFile() is a void method call, and thus it cannot be parameterized
    3Expression newFilter.setLineBreaks(getLineBreaks()) is a void method call, and thus it cannot be parameterized
    4Expression readFile() is a void method call, and thus it cannot be parameterized
    5Expression executeOperation() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression newFilter.setInitialized(true) is a void method call, and thus it cannot be parameterized
    7Expression executeOperation() is a void method call, and thus it cannot be parameterized
    8Expression executeOperation() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression newFilter.setInitialized(true) is a void method call, and thus it cannot be parameterized
    10Expression executeOperation() is a void method call, and thus it cannot be parameterized
    11Unmatched return newFilter;