outputBuffer = new StringBuffer(); buffer = new char[BUFF_SIZE]; if (encoding == null) { reader = new BufferedReader(new FileReader(source)); } else { reader = new BufferedReader(new InputStreamReader( new FileInputStream(source), encoding)); }
if (encoding == null) { writer = new BufferedWriter(new FileWriter(out)); } else { writer = new BufferedWriter(new OutputStreamWriter (new FileOutputStream(out), encoding)); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Replace.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Replace.java
Method name: void FileInput(File) Method name: void FileOutput(File)
Number of AST nodes: 5 Number of AST nodes: 3
1
outputBuffer = new StringBuffer();
2
            buffer = new char[BUFF_SIZE];
3
            if (encoding == null) {
1
if (encoding == null) {
4
                reader = new BufferedReader(new FileReader(source));
2
                    writer = new BufferedWriter(new FileWriter(out));
5
            } else {
3
                } else {
6
                reader = new BufferedReader(new InputStreamReader(
4
                    writer = new BufferedWriter(new OutputStreamWriter
7
                        new FileInputStream(source), encoding));
5
                            (new FileOutputStream(out), encoding));
8
            }
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)0.1
Clones locationClones are in the same java file
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment4
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    outputBuffer = new StringBuffer();
                                                                          
    2
    buffer = new char[BUFF_SIZE];
                                                                
    3
    if (encoding == null)
    1
    if (encoding == null)
                                                                                                        
    2
    writer = new BufferedWriter(new FileWriter(out));
    4
    reader = new BufferedReader(new FileReader(source));
                                                                                                              
    else
            
                                                                                                                                                                                      
    3
    writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(out), encoding));
    Preondition Violations
    Unmatched statement writer=new BufferedWriter(new OutputStreamWriter(new FileOutputStream(out),encoding)); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3
    writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(out), encoding));
    5
    reader = new BufferedReader(new InputStreamReader(new FileInputStream(source), encoding));
    5
    reader = new BufferedReader(new InputStreamReader(new FileInputStream(source), encoding));
    Preondition Violations
    Unmatched statement reader=new BufferedReader(new InputStreamReader(new FileInputStream(source),encoding)); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                                                                                        
    Precondition Violations (2)
    Row Violation
    1Unmatched statement writer=new BufferedWriter(new OutputStreamWriter(new FileOutputStream(out),encoding)); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement reader=new BufferedReader(new InputStreamReader(new FileInputStream(source),encoding)); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted