if (out != null) { out.flush(); }
if (stream != null) { stream.close(); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/zip/ZipOutputStream.java File path: /apache-ant-1.7.0/src/tests/junit/org/apache/tools/ant/util/LineOrientedOutputStreamTest.java
Method name: void flush() Method name: void tearDown()
Number of AST nodes: 2 Number of AST nodes: 2
1
if (out != null) {
1
if (stream != null) {
2
            out.flush();
2
            stream.close();
3
        }
3
        }
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 fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)2.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (out != null)
    1
    if (out != null)
    1
    if (stream != null)
    Differences
    Expression1Expression2Difference
    outstreamVARIABLE_NAME_MISMATCH
    java.io.OutputStreamorg.apache.tools.ant.util.LineOrientedOutputStreamTest.DummyStreamSUBCLASS_TYPE_MISMATCH
    1
    if (stream != null)
    2
    out.flush();
    2
    out.flush();
    2
    stream.close();
    Differences
    Expression1Expression2Difference
    flushcloseMETHOD_INVOCATION_NAME_MISMATCH
    outstreamVARIABLE_NAME_MISMATCH
    java.io.OutputStreamorg.apache.tools.ant.util.LineOrientedOutputStreamTest.DummyStreamSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression out.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
    2
    stream.close();
    Precondition Violations (2)
    Row Violation
    1Expression out.flush() is a void method call, and thus it cannot be parameterized
    2Expression stream.close() is a void method call, and thus it cannot be parameterized