if (perm != null) { perm.setSecurityManager(); }
if (var != null) { procEnvironment.addElement(var); } var = line;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunner.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Execute.java
Method name: void run() Method name: Vector getProcEnvironment()
Number of AST nodes: 2 Number of AST nodes: 3
1
if (perm != null) {
1
if (var != null) {
2
                perm.setSecurityManager();
2
                
3
            }
3
        procEnvironment.addElement(var);
4
                    }
5
                    var = line;
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 comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment1
    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
    25
    if (perm != null)
    25
    if (perm != null)
    22
    if (var != null)
    Differences
    Expression1Expression2Difference
    permvarVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.Permissionsjava.lang.StringVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.types.Permissions of variable perm does not match with type java.lang.String of variable var
    • Make classes org.apache.tools.ant.types.Permissions and java.lang.String extend a common superclass
    22
    if (var != null)
                                                                            
    23
    procEnvironment.addElement(var);
    26
    perm.setSecurityManager();
                                                                
                              
    24
    var = line;
    Preondition Violations
    Unmatched statement var=line; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    24
    var = line;
    Precondition Violations (2)
    Row Violation
    1Type org.apache.tools.ant.types.Permissions of variable perm does not match with type java.lang.String of variable var
    2Unmatched statement var=line; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted