if (newProject == null) { reinit(); } return newProject;
if (monitor == null) { monitor = new ProgressMonitor(); } return monitor;
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/optional/ssh/AbstractSshMessage.java
Method name: Project getNewProject() Method name: SftpProgressMonitor getProgressMonitor()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (newProject == null) {
1
if (monitor == null) {
2
            reinit();
2
            monitor = new ProgressMonitor();
3
        }
3
        }
4
        return newProject;
4
        return monitor;
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 (newProject == null)
    1
    if (newProject == null)
    1
    if (monitor == null)
    Differences
    Expression1Expression2Difference
    newProjectmonitorVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.Projectorg.apache.tools.ant.taskdefs.optional.ssh.AbstractSshMessage.ProgressMonitorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.Project of variable newProject does not match with type org.apache.tools.ant.taskdefs.optional.ssh.AbstractSshMessage.ProgressMonitor of variable monitor
    • Make classes org.apache.tools.ant.Project and org.apache.tools.ant.taskdefs.optional.ssh.AbstractSshMessage.ProgressMonitor extend a common superclass
    1
    if (monitor == null)
                                                                      
    2
    monitor = new ProgressMonitor();
    2
    reinit();
                            
                                        
    3
    return monitor;
    Preondition Violations
    Unmatched return monitor;
    3
    return monitor;
    3
    return newProject;
    3
    return newProject;
    Preondition Violations
    Unmatched return newProject;
                                              
    Precondition Violations (3)
    Row Violation
    1Type org.apache.tools.ant.Project of variable newProject does not match with type org.apache.tools.ant.taskdefs.optional.ssh.AbstractSshMessage.ProgressMonitor of variable monitor
    2Unmatched return monitor;
    3Unmatched return newProject;