for (Iterator i = children.iterator(); i.hasNext();) { UnknownElement el = (UnknownElement) i.next(); el.maybeConfigure(); Child child = (Child) el.getRealThing(); child.injectParent(this); child.perform(); }
for (int index = 0; index < files.length; ++index) { // process the deployment descriptor in each tool for (Iterator i = deploymentTools.iterator(); i.hasNext();) { EJBDeploymentTool tool = (EJBDeploymentTool) i.next(); tool.processDescriptor(files[index], saxParser); } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/tests/junit/org/apache/tools/ant/UnknownElementTest.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/ejb/EjbJar.java
Method name: void execute() Method name: void execute()
Number of AST nodes: 6 Number of AST nodes: 4
1
for (Iterator i = children.iterator(); i.hasNext();) {
1
for (
2
                UnknownElement el = (UnknownElement) i.next();
3
                el.maybeConfigure();
4
                Child child = (Child) el.getRealThing();
5
                child.injectParent(this
2
int index = 0; index < files.length; ++index) {
3
                // process the deployment descriptor in each tool
4
                for (Iterator i = deploymentTools.iterator(); i.hasNext();) {
5
                    EJBDeploymentTool tool = (EJBDeploymentTool) i.next();
6
);
6
                    tool.processDescriptor(files[index], saxParser);
7
                child.perform();
7
                }
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 having the same super class
Number of node comparisons19
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment5
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)4.2
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    for (Iterator i = children.iterator(); i.hasNext(); )
    1
    for (Iterator i = children.iterator(); i.hasNext(); )
    21
    for (Iterator i = deploymentTools.iterator(); i.hasNext(); )
    Differences
    Expression1Expression2Difference
    childrendeploymentToolsVARIABLE_NAME_MISMATCH
    java.util.Listjava.util.ArrayListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.util.List of variable children does not match with type java.util.ArrayList of variable deploymentTools
    • Make classes java.util.List and java.util.ArrayList extend a common superclass
    21
    for (Iterator i = deploymentTools.iterator(); i.hasNext(); )
    2
    UnknownElement el = (UnknownElement)i.next();
    2
    UnknownElement el = (UnknownElement)i.next();
    Preondition Violations
    Unmatched statement UnknownElement el=(UnknownElement)i.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                
    3
    el.maybeConfigure();
    3
    el.maybeConfigure();
    Preondition Violations
    Unmatched statement el.maybeConfigure(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                  
    4
    Child child = (Child)el.getRealThing();
    4
    Child child = (Child)el.getRealThing();
    Preondition Violations
    Unmatched statement Child child=(Child)el.getRealThing(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                    
    5
    child.injectParent(this);
    5
    child.injectParent(this);
    Preondition Violations
    Unmatched statement child.injectParent(this); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                            
    6
    child.perform();
    6
    child.perform();
    Preondition Violations
    Unmatched statement child.perform(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                          
                                                                                                                  
    22
    EJBDeploymentTool tool = (EJBDeploymentTool)i.next();
    Preondition Violations
    Unmatched statement EJBDeploymentTool tool=(EJBDeploymentTool)i.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    22
    EJBDeploymentTool tool = (EJBDeploymentTool)i.next();
                                                                                                          
    23
    tool.processDescriptor(files[index], saxParser);
    Preondition Violations
    Unmatched statement tool.processDescriptor(files[index],saxParser); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    23
    tool.processDescriptor(files[index], saxParser);
    Precondition Violations (8)
    Row Violation
    1Type java.util.List of variable children does not match with type java.util.ArrayList of variable deploymentTools
    2Unmatched statement UnknownElement el=(UnknownElement)i.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement el.maybeConfigure(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Unmatched statement Child child=(Child)el.getRealThing(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    5Unmatched statement child.injectParent(this); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6Unmatched statement child.perform(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    7Unmatched statement EJBDeploymentTool tool=(EJBDeploymentTool)i.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    8Unmatched statement tool.processDescriptor(files[index],saxParser); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted