if (item.getUserObject() instanceof ReplaceableController) { ReplaceableController rc = (ReplaceableController) item .getTestElement(); HashTree subTree = tree.getTree(item); if (subTree != null) { HashTree replacementTree = rc .getReplacementSubTree(); if (replacementTree != null) { convertSubTree(replacementTree); tree.replace(item, rc); tree.set(rc, replacementTree); } } } else { convertSubTree(tree.getTree(item)); TestElement testElement = item.getTestElement(); tree.replace(item, testElement); }
if (item.getUserObject() instanceof ReplaceableController) { ReplaceableController rc = (ReplaceableController) item.getTestElement(); HashTree subTree = tree.getTree(item); if (subTree != null) { HashTree replacementTree = rc.getReplacementSubTree(); convertSubTree(replacementTree); tree.replace(item,rc); tree.set(rc,replacementTree); } } else { convertSubTree(tree.getTree(item)); TestElement testElement = item.getTestElement(); tree.replace(item, testElement); }
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/JMeter.java File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/report/gui/action/AbstractAction.java
Method name: void convertSubTree(HashTree) Method name: void convertSubTree(HashTree)
Number of AST nodes: 12 Number of AST nodes: 11
1
if (item.getUserObject() instanceof ReplaceableController) {
1
if (item.getUserObject() instanceof ReplaceableController) {
2
                        ReplaceableController rc = (ReplaceableController) item
2
					ReplaceableController rc = (ReplaceableController) item
3
                            .getTestElement();
4
                        HashTree subTree = tree.getTree(item);
5
                        if (subTree != null) {
6
                            HashTree replacementTree = rc
7
                                .getReplacementSubTree();
8
                            if (replacementTree != null) {
9
                                
3
.getTestElement();
4
					HashTree subTree = tree.getTree(item);
5
					if (subTree != null) {
6
						HashTree replacementTree = rc.getReplacementSubTree();
10
convertSubTree(replacementTree);
7
						convertSubTree(replacementTree);
11
                                tree.replace(item, rc);
8
						tree.replace(item,rc);
12
                                tree.set(rc, replacementTree);
9
						tree.set(rc,replacementTree);
13
                            }
14
                        }
15
                    } else {
16
                        
10
					}
11
				} else {
17
convertSubTree(tree.getTree(item));
12
					convertSubTree(tree.getTree(item));
18
                        TestElement testElement = item.getTestElement();
13
					TestElement testElement = item.getTestElement();
19
                        tree.replace(item, testElement);
14
					tree.replace(item, testElement);
20
                    }
15
				}
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 comparisons24
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)55.9
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                                                                                      
    9
    ReplaceableController rc = (ReplaceableController)item.getTestElement();
    Preondition Violations
    Unmatched statement ReplaceableController rc=(ReplaceableController)item.getTestElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    9
    ReplaceableController rc = (ReplaceableController)item.getTestElement();
                                                                                    
    10
    HashTree subTree = tree.getTree(item);
    Preondition Violations
    Unmatched statement HashTree subTree=tree.getTree(item); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    10
    HashTree subTree = tree.getTree(item);
    25
    HashTree replacementTree = rc.getReplacementSubTree();
    25
    HashTree replacementTree = rc.getReplacementSubTree();
    Preondition Violations
    Unmatched statement HashTree replacementTree=rc.getReplacementSubTree(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                    
    26
    if (replacementTree != null)
    26
    if (replacementTree != null)
    11
    if (subTree != null)
    Differences
    Expression1Expression2Difference
    replacementTreesubTreeVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression replacementTree cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression subTree cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11
    if (subTree != null)
                                                                                                                    
    12
    HashTree replacementTree = rc.getReplacementSubTree();
    Preondition Violations
    Unmatched statement HashTree replacementTree=rc.getReplacementSubTree(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    12
    HashTree replacementTree = rc.getReplacementSubTree();
    27
    convertSubTree(replacementTree);
    27
    convertSubTree(replacementTree);
    13
    convertSubTree(replacementTree);
    Differences
    Expression1Expression2Difference
    convertSubTree(replacementTree)convertSubTree(replacementTree)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression convertSubTree(replacementTree) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression convertSubTree(replacementTree) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression convertSubTree(replacementTree) is a void method call, and thus it cannot be parameterized
    Expression convertSubTree(replacementTree) is a void method call, and thus it cannot be parameterized
    13
    convertSubTree(replacementTree);
    28
    tree.replace(item, rc);
    28
    tree.replace(item, rc);
    14
    tree.replace(item, rc);
    Differences
    Expression1Expression2Difference
    org.apache.jmeter.gui.tree.JMeterTreeNodeorg.apache.jmeter.report.gui.tree.ReportTreeNodeSUBCLASS_TYPE_MISMATCH
    14
    tree.replace(item, rc);
    29
    tree.set(rc, replacementTree);
    15
    tree.set(rc, replacementTree);
    Precondition Violations (11)
    Row Violation
    1Unmatched statement ReplaceableController rc=(ReplaceableController)item.getTestElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Unmatched statement HashTree subTree=tree.getTree(item); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement HashTree replacementTree=rc.getReplacementSubTree(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Expression replacementTree cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression subTree cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Unmatched statement HashTree replacementTree=rc.getReplacementSubTree(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    7Expression convertSubTree(replacementTree) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression convertSubTree(replacementTree) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression convertSubTree(replacementTree) is a void method call, and thus it cannot be parameterized
    10Expression convertSubTree(replacementTree) is a void method call, and thus it cannot be parameterized
    11The refactoring of the clones is infeasible, because classes org.apache.jmeter.JMeter and org.apache.jmeter.report.gui.action.AbstractAction do not have a common superclass