InputStreamReader isr = null; if (inputEncoding == null) { isr = new InputStreamReader(source.getInputStream()); } else { isr = new InputStreamReader(source.getInputStream(), inputEncoding); } in = new BufferedReader(isr);
OutputStreamWriter osw = null; if (outputEncoding == null) { osw = new OutputStreamWriter(dest.getOutputStream()); } else { osw = new OutputStreamWriter(dest.getOutputStream(), outputEncoding); } out = new BufferedWriter(osw);
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/ResourceUtils.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/ResourceUtils.java
Method name: void copyResource(Resource, Resource, FilterSetCollection, Vector, boolean, boolean, String, String, Project) Method name: void copyResource(Resource, Resource, FilterSetCollection, Vector, boolean, boolean, String, String, Project)
Number of AST nodes: 5 Number of AST nodes: 5
1
InputStreamReader isr = null;
1
OutputStreamWriter osw = null;
2
                if (inputEncoding == null) {
2
                if (outputEncoding == null) {
3
                    isr = new InputStreamReader(source.getInputStream());
3
                    osw = new OutputStreamWriter(dest.getOutputStream());
4
                } else {
4
                } else {
5
                    isr = new InputStreamReader(source.getInputStream(),
5
                    osw = new OutputStreamWriter(dest.getOutputStream(),
6
                                                inputEncoding);
6
                                                 outputEncoding);
7
                }
7
                }
8
                in = new BufferedReader(isr);
8
                out = new BufferedWriter(osw);
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 the same method
Number of node comparisons14
  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 fragment4
    Time elapsed for statement mapping (ms)0.9
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    12
    if (inputEncoding == null)
    12
    if (inputEncoding == null)
    17
    if (outputEncoding == null)
    Differences
    Expression1Expression2Difference
    inputEncodingoutputEncodingVARIABLE_NAME_MISMATCH
    17
    if (outputEncoding == null)
    13
    isr = new InputStreamReader(source.getInputStream());
    13
    isr = new InputStreamReader(source.getInputStream());
    Preondition Violations
    Unmatched statement isr=new InputStreamReader(source.getInputStream()); cannot be moved, because it updates a variable modified in other unmapped statements
                                                                                                                  
    else
            
    14
    isr = new InputStreamReader(source.getInputStream(), inputEncoding);
    14
    isr = new InputStreamReader(source.getInputStream(), inputEncoding);
    Preondition Violations
    Unmatched statement isr=new InputStreamReader(source.getInputStream(),inputEncoding); cannot be moved, because it updates a variable modified in other unmapped statements
                                                                                                                                              
                                                                                                                                                
    19
    osw = new OutputStreamWriter(dest.getOutputStream(), outputEncoding);
    Preondition Violations
    Unmatched statement osw=new OutputStreamWriter(dest.getOutputStream(),outputEncoding); cannot be moved, because it updates a variable modified in other unmapped statements
    19
    osw = new OutputStreamWriter(dest.getOutputStream(), outputEncoding);
                                                                                                                  
    18
    osw = new OutputStreamWriter(dest.getOutputStream());
    Preondition Violations
    Unmatched statement osw=new OutputStreamWriter(dest.getOutputStream()); cannot be moved, because it updates a variable modified in other unmapped statements
    18
    osw = new OutputStreamWriter(dest.getOutputStream());
    Precondition Violations (4)
    Row Violation
    1Unmatched statement isr=new InputStreamReader(source.getInputStream()); cannot be moved, because it updates a variable modified in other unmapped statements
    2Unmatched statement isr=new InputStreamReader(source.getInputStream(),inputEncoding); cannot be moved, because it updates a variable modified in other unmapped statements
    3Unmatched statement osw=new OutputStreamWriter(dest.getOutputStream()); cannot be moved, because it updates a variable modified in other unmapped statements
    4Unmatched statement osw=new OutputStreamWriter(dest.getOutputStream(),outputEncoding); cannot be moved, because it updates a variable modified in other unmapped statements