if (s == null) { return; } super.add(s); FailFast.invalidate(this);
if (token == null) { return; } globalFilterSet.addFilter(new FilterSet.Filter(token, value));
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/resources/Restrict.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/Project.java
Method name: void add(ResourceSelector) Method name: void addFilter(String, String)
Number of AST nodes: 4 Number of AST nodes: 3
1
if (s == null) {
1
if (token == null) {
2
            return;
2
            return;
3
        }
3
        }
4
        super.add(s);
4
        
5
        FailFast.invalidate(this);
5
globalFilterSet.addFilter(new FilterSet.Filter(token, value));
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 comparisons6
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.5
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (s == null)
    1
    if (s == null)
    1
    if (token == null)
    Differences
    Expression1Expression2Difference
    stokenVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.resources.selectors.ResourceSelectorjava.lang.StringVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.types.resources.selectors.ResourceSelector of variable s does not match with type java.lang.String of variable token
    • Make classes org.apache.tools.ant.types.resources.selectors.ResourceSelector and java.lang.String extend a common superclass
    1
    if (token == null)
    2
    return;
    2
    return;
    3
    super.add(s);
    3
    super.add(s);
    3
    globalFilterSet.addFilter(new FilterSet.Filter(token, value));
    Differences
    Expression1Expression2Difference
    super.add(s)globalFilterSet.addFilter(new FilterSet.Filter(token,value))TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression super.add(s) is a void method call, and thus it cannot be parameterized
    Expression globalFilterSet.addFilter(new FilterSet.Filter(token,value)) is a void method call, and thus it cannot be parameterized
    3
    globalFilterSet.addFilter(new FilterSet.Filter(token, value));
    4
    FailFast.invalidate(this);
                                                              
    Precondition Violations (3)
    Row Violation
    1Type org.apache.tools.ant.types.resources.selectors.ResourceSelector of variable s does not match with type java.lang.String of variable token
    2Expression super.add(s) is a void method call, and thus it cannot be parameterized
    3Expression globalFilterSet.addFilter(new FilterSet.Filter(token,value)) is a void method call, and thus it cannot be parameterized