try { Path result = (Path) super.clone(); result.union = union == null ? union : (Union) union.clone(); return result; } catch (CloneNotSupportedException 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/types/Path.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/regexp/JakartaRegexpMatcher.java
Method name: Object clone() Method name: RE getCompiledPattern(int)
Number of AST nodes: 4 Number of AST nodes: 5
1
try {
2
            Path result = (Path) super.clone();
3
            result.union = union == null ? union : (Union) union.clone(
1
int cOptions = getCompilerOptions(options);
2
        try {
3
            RE reg = new RE(pattern);
4
);
4
            reg.setMatchFlags(cOptions);
5
            return result;
5
            return reg;
6
        } catch (CloneNotSupportedException e) {
6
        } catch (RESyntaxException e) {
7
            throw new BuildException(e);
7
            throw new BuildException(e);
8
        }
8
        }
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 different classes
Number of node comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment4
    Time elapsed for statement mapping (ms)0.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                            
    1
    int cOptions = getCompilerOptions(options);
    1
    try
    1
    try
    2
    try
    Differences
    Expression1Expression2Difference
    java.lang.CloneNotSupportedExceptionorg.apache.regexp.RESyntaxExceptionSUBCLASS_TYPE_MISMATCH
    java.lang.CloneNotSupportedExceptionorg.apache.regexp.RESyntaxExceptionSUBCLASS_TYPE_MISMATCH
    java.lang.CloneNotSupportedExceptionorg.apache.regexp.RESyntaxExceptionSUBCLASS_TYPE_MISMATCH
    2
    try
    2
    Path result = (Path)super.clone();
    2
    Path result = (Path)super.clone();
    Preondition Violations
    Unmatched statement Path result=(Path)super.clone(); 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
    result.union = union == null ? union : (Union)union.clone();
                                                                                                                              
                                                                  
    4
    reg.setMatchFlags(cOptions);
    4
    return result;
    4
    return result;
    Preondition Violations
    Unmatched return result;
                                      
                                
    5
    return reg;
    Preondition Violations
    Unmatched return reg;
    5
    return reg;
    Precondition Violations (3)
    Row Violation
    1Unmatched statement Path result=(Path)super.clone(); 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
    2Unmatched return result;
    3Unmatched return reg;