if (stream != null) { stream.close(); }
if (state != null) { flush(); record = state.booleanValue(); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/tests/junit/org/apache/tools/ant/util/LineOrientedOutputStreamTest.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/RecorderEntry.java
Method name: void tearDown() Method name: void setRecordState(Boolean)
Number of AST nodes: 2 Number of AST nodes: 3
1
if (stream != null) {
1
if (state != null) {
2
            stream.clos
2
            flush();
3
e();
3
            record = state.booleanValue();
4
        }
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 comparisons6
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (stream != null)
    1
    if (stream != null)
    1
    if (state != null)
    Differences
    Expression1Expression2Difference
    streamstateVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.util.LineOrientedOutputStreamTest.DummyStreamjava.lang.BooleanVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.util.LineOrientedOutputStreamTest.DummyStream of variable stream does not match with type java.lang.Boolean of variable state
    • Make classes org.apache.tools.ant.util.LineOrientedOutputStreamTest.DummyStream and java.lang.Boolean extend a common superclass
    1
    if (state != null)
    2
    stream.close();
    2
    stream.close();
    2
    flush();
    Differences
    Expression1Expression2Difference
    closeflushMETHOD_INVOCATION_NAME_MISMATCH
    streamMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression stream.close() is a void method call, and thus it cannot be parameterized
    Expression flush() is a void method call, and thus it cannot be parameterized
    Expression stream.close() is a void method call, and thus it cannot be parameterized
    Expression flush() is a void method call, and thus it cannot be parameterized
    2
    flush();
                                                                  
    3
    record = state.booleanValue();
    Precondition Violations (5)
    Row Violation
    1Type org.apache.tools.ant.util.LineOrientedOutputStreamTest.DummyStream of variable stream does not match with type java.lang.Boolean of variable state
    2Expression stream.close() is a void method call, and thus it cannot be parameterized
    3Expression flush() is a void method call, and thus it cannot be parameterized
    4Expression stream.close() is a void method call, and thus it cannot be parameterized
    5Expression flush() is a void method call, and thus it cannot be parameterized