if (newProject != null) { return newProject.demuxInput(buffer, offset, length); } return super.handleInput(buffer, offset, length);
if (ant != null) { return ant.handleInput(buffer, offset, length); } else { return super.handleInput(buffer, offset, length); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Ant.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/SubAnt.java
Method name: int handleInput(byte[], int, int) Method name: int handleInput(byte[], int, int)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (newProject != null) {
1
if (ant != null) {
2
            return newProject.demuxInput(buffer, offset, length);
2
            return ant.handleInput(buffer, offset, length);
3
        }
3
        }
4
 else {
4
        return super.handleInput(buffer, offset, length);
5
            return super.handleInput(buffer, offset, length);
6
        }
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 having the same super class
Number of node comparisons6
  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)0.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (newProject != null)
    1
    if (newProject != null)
    1
    if (ant != null)
    Differences
    Expression1Expression2Difference
    newProjectantVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.Projectorg.apache.tools.ant.taskdefs.AntVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.Project of variable newProject does not match with type org.apache.tools.ant.taskdefs.Ant of variable ant
    • Make classes org.apache.tools.ant.Project and org.apache.tools.ant.taskdefs.Ant extend a common superclass
    1
    if (ant != null)
                                                                                                    
    2
    return ant.handleInput(buffer, offset, length);
    Preondition Violations
    Unmatched return ant.handleInput(buffer,offset,length);
    2
    return ant.handleInput(buffer, offset, length);
    2
    return newProject.demuxInput(buffer, offset, length);
    2
    return newProject.demuxInput(buffer, offset, length);
    Preondition Violations
    Unmatched return newProject.demuxInput(buffer,offset,length);
                                                                                                                
            
    else
                                                                                                        
    3
    return super.handleInput(buffer, offset, length);
    Preondition Violations
    Unmatched return super.handleInput(buffer,offset,length);
    3
    return super.handleInput(buffer, offset, length);
    3
    return super.handleInput(buffer, offset, length);
    3
    return super.handleInput(buffer, offset, length);
    Preondition Violations
    Unmatched return super.handleInput(buffer,offset,length);
                                                                                                        
    Precondition Violations (5)
    Row Violation
    1Type org.apache.tools.ant.Project of variable newProject does not match with type org.apache.tools.ant.taskdefs.Ant of variable ant
    2Unmatched return ant.handleInput(buffer,offset,length);
    3Unmatched return newProject.demuxInput(buffer,offset,length);
    4Unmatched return super.handleInput(buffer,offset,length);
    5Unmatched return super.handleInput(buffer,offset,length);