158-8-11

try { // compute the compiler options based on the input options first Pattern p = compiler.compile(pattern, getCompilerOptions(options)); return p; } catch (Exception e) { throw new BuildException(e); }
int cOptions = getCompilerOptions(options); try { RE reg = new RE(pattern); reg.setMatchFlags(cOptions); return reg; } catch (RESyntaxException 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/JakartaOroMatcher.java |  | File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/regexp/JakartaRegexpMatcher.java
Method name: `Pattern getCompiledPattern(int)` |  | Method name: `RE getCompiledPattern(int)`
Number of AST nodes: 3 |  | Number of AST nodes: 5

1

    try {↵

2

                // compute the compiler options based on the input options first↵

1

    int cOptions = getCompilerOptions↵

3

                Pattern p = compiler.compile(pattern, getCompilerOptions(o↵

2

    (options);↵

3

            try {↵

4

                RE reg = new RE(pattern);↵

4

    ptions));↵

5

                reg.setMatchFlags(cOptions);↵

5

                return p;↵

6

                return reg;↵

6

            } catch (Exception e) {↵

7

            } catch (RESyntaxException e) {↵

7

                throw new BuildException(e);↵

8

                throw new BuildException(e);↵

8

            }

9

            }

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 | 12

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 2
   Number of unmapped statements in the second code fragment | 4
   Time elapsed for statement mapping (ms) | 0.6
   Clone type | Type 3

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

   1

       int cOptions = getCompilerOptions(options);

   1

       try

   1 | try
   2 | try

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   java.lang.Exception | org.apache.regexp.RESyntaxException | SUBCLASS_TYPE_MISMATCH
   java.lang.Exception | org.apache.regexp.RESyntaxException | SUBCLASS_TYPE_MISMATCH
   java.lang.Exception | org.apache.regexp.RESyntaxException | SUBCLASS_TYPE_MISMATCH

   2

       try

   2

       Pattern p = compiler.compile(pattern, getCompilerOptions(options));

   2 | Pattern p = compiler.compile(pattern, getCompilerOptions(options));

   Preondition Violations
   Unmatched statement Pattern p=compiler.compile(pattern,getCompilerOptions(options)); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted

   3

       RE reg = new RE(pattern);

   3

       return p;

   3 | return p;

   Preondition Violations
   Unmatched return p;

   4

       reg.setMatchFlags(cOptions);

   5 | return reg;

   Preondition Violations
   Unmatched return reg;

   5

       return reg;

   Precondition Violations (3)
   Row | Violation
   --- | ---
   1 | Unmatched statement Pattern p=compiler.compile(pattern,getCompilerOptions(options)); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
   2 | Unmatched return p;
   3 | Unmatched return reg;