if (perm == null) { perm = new Permissions(); } return perm;
if (p == null) { p = getProject(o); } return p == null ? getUnmappedElementName(o.getClass(), brief) : getComponentHelper(p).getElementName(o, brief);
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/junit/JUnitTask.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/ComponentHelper.java
Method name: Permissions createPermissions() Method name: String getElementName(Project, Object, boolean)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (perm == null) {
1
if (p == null) {
2
            perm = new Permissions();
2
            p = getProject(o);
3
        }
3
        }
4
        return perm
4
        return p == null ? getUnmappedElementName(o.getClass(), brief)
5
;
5
                : getComponentHelper(p).getElementName(o, brief);
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)0.1
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 fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (perm == null)
    1
    if (perm == null)
    1
    if (p == null)
    Differences
    Expression1Expression2Difference
    permpVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.Permissionsorg.apache.tools.ant.ProjectVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.types.Permissions of variable perm does not match with type org.apache.tools.ant.Project of variable p
    • Make classes org.apache.tools.ant.types.Permissions and org.apache.tools.ant.Project extend a common superclass
    1
    if (p == null)
                                          
    2
    p = getProject(o);
    Preondition Violations
    Unmatched statement p=getProject(o); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2
    p = getProject(o);
    2
    perm = new Permissions();
                                                        
                                                                                                                                                                                                                                      
    3
    return p == null ? getUnmappedElementName(o.getClass(), brief) : getComponentHelper(p).getElementName(o, brief);
    Preondition Violations
    Unmatched return p == null ? getUnmappedElementName(o.getClass(),brief) : getComponentHelper(p).getElementName(o,brief);
    3
    return p == null ? getUnmappedElementName(o.getClass(), brief) : getComponentHelper(p).getElementName(o, brief);
    3
    return perm;
    3
    return perm;
    Preondition Violations
    Unmatched return perm;
                                  
    Precondition Violations (4)
    Row Violation
    1Type org.apache.tools.ant.types.Permissions of variable perm does not match with type org.apache.tools.ant.Project of variable p
    2Unmatched statement p=getProject(o); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched return p == null ? getUnmappedElementName(o.getClass(),brief) : getComponentHelper(p).getElementName(o,brief);
    4Unmatched return perm;