158-11-24

int cOptions = getCompilerOptions(options); try { RE reg = new RE(pattern); reg.setMatchFlags(cOptions); return reg; } catch (RESyntaxException e) { throw new BuildException(e); }
try { rdr = new InputStreamReader(cat, encoding); } catch (UnsupportedEncodingException e) { throw new BuildException(e); }

Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/regexp/JakartaRegexpMatcher.java |  | File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/resources/Tokens.java
Method name: `RE getCompiledPattern(int)` |  | Method name: `Collection getCollection()`
Number of AST nodes: 5 |  | Number of AST nodes: 2

1

    int cOptions = getCompilerOptions(options);↵

1

    try {↵

2

            try {↵

2

            ↵

3

                RE reg = new RE(pattern);↵

3

            ↵

4

                reg.setMatchFlags(cOptions);↵

5

                return reg;↵

6

            } catch (RESyntax↵

4

    rdr = new InputStreamReader(cat, encoding);↵

7

    Exception e) {↵

5

                } catch (UnsupportedEncodingException e) {↵

8

                throw new BuildException(e);↵

6

                    throw new BuildException(e);↵

9

            }

7

                }

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 0
Number of non-refactorable cases | 1
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.2
Clones location | Clones are in different classes
Number of node comparisons | 8

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 4
   Number of unmapped statements in the second code fragment | 1
   Time elapsed for statement mapping (ms) | 0.6
   Clone type | Type 3

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       int cOptions = getCompilerOptions(options);

   2

       try

   2 | try
   11 | try

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.apache.regexp.RESyntaxException | java.io.UnsupportedEncodingException | SUBCLASS_TYPE_MISMATCH
   org.apache.regexp.RESyntaxException | java.io.UnsupportedEncodingException | SUBCLASS_TYPE_MISMATCH
   org.apache.regexp.RESyntaxException | java.io.UnsupportedEncodingException | SUBCLASS_TYPE_MISMATCH

   11

       try

   3

       RE reg = new RE(pattern);

   4

       reg.setMatchFlags(cOptions);

   5

       return reg;

   5 | return reg;

   Preondition Violations
   Unmatched return reg;

   12

       rdr = new InputStreamReader(cat, encoding);

   Precondition Violations (1)
   Row | Violation
   --- | ---
   1 | Unmatched return reg;