if (dateTime != null) { validate(); } return millis;
if (systemError != null) { systemError.print(output); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/selectors/DateSelector.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunner.java
Method name: long getMillis() Method name: void handleErrorFlush(String)
Number of AST nodes: 3 Number of AST nodes: 2
1
if (dateTime != null) {
1
if (systemError != null) {
2
            validate();
2
            
3
        }
4
        return millis;
3
systemError.print(output);
4
        }
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 comparisons4
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    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 (dateTime != null)
    1
    if (dateTime != null)
    1
    if (systemError != null)
    Differences
    Expression1Expression2Difference
    dateTimesystemErrorVARIABLE_NAME_MISMATCH
    java.lang.Stringjava.io.PrintStreamVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.String of variable dateTime does not match with type java.io.PrintStream of variable systemError
    • Make classes java.lang.String and java.io.PrintStream extend a common superclass
    1
    if (systemError != null)
    2
    validate();
    2
    validate();
    2
    systemError.print(output);
    Differences
    Expression1Expression2Difference
    validateprintMETHOD_INVOCATION_NAME_MISMATCH
    validate()systemError.print(output)ARGUMENT_NUMBER_MISMATCH
    systemErrorMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression validate() is a void method call, and thus it cannot be parameterized
    Expression systemError.print(output) is a void method call, and thus it cannot be parameterized
    Expression validate() is a void method call, and thus it cannot be parameterized
    Expression systemError.print(output) is a void method call, and thus it cannot be parameterized
    2
    systemError.print(output);
    3
    return millis;
    3
    return millis;
    Preondition Violations
    Unmatched return millis;
                                      
    Precondition Violations (6)
    Row Violation
    1Type java.lang.String of variable dateTime does not match with type java.io.PrintStream of variable systemError
    2Expression validate() is a void method call, and thus it cannot be parameterized
    3Expression systemError.print(output) is a void method call, and thus it cannot be parameterized
    4Expression validate() is a void method call, and thus it cannot be parameterized
    5Expression systemError.print(output) is a void method call, and thus it cannot be parameterized
    6Unmatched return millis;