if (err != null) { createProcessErrorPump(is, err); }
if ( zfPrefixAddsDir != null) { zfPrefixAddsDir.close(); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/PumpStreamHandler.java File path: /apache-ant-1.7.0/src/tests/junit/org/apache/tools/ant/taskdefs/ZipTest.java
Method name: void setProcessErrorStream(InputStream) Method name: void tearDown()
Number of AST nodes: 2 Number of AST nodes: 2
1
if (err != null) {
1
if ( zfPrefixAddsDir != null) {
2
            createProcessErrorPump(is, err);
2
            
3
    zfPrefixAddsDir.close();
3
        }
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 fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (err != null)
    1
    if (err != null)
    2
    if (zfPrefixAddsDir != null)
    Differences
    Expression1Expression2Difference
    errzfPrefixAddsDirVARIABLE_NAME_MISMATCH
    java.io.OutputStreamjava.util.zip.ZipFileVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.io.OutputStream of variable err does not match with type java.util.zip.ZipFile of variable zfPrefixAddsDir
    • Make classes java.io.OutputStream and java.util.zip.ZipFile extend a common superclass
    2
    if (zfPrefixAddsDir != null)
    2
    createProcessErrorPump(is, err);
    2
    createProcessErrorPump(is, err);
    3
    zfPrefixAddsDir.close();
    Differences
    Expression1Expression2Difference
    createProcessErrorPumpcloseMETHOD_INVOCATION_NAME_MISMATCH
    createProcessErrorPump(is,err)zfPrefixAddsDir.close()ARGUMENT_NUMBER_MISMATCH
    zfPrefixAddsDirMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression createProcessErrorPump(is,err) is a void method call, and thus it cannot be parameterized
    Expression zfPrefixAddsDir.close() is a void method call, and thus it cannot be parameterized
    Expression createProcessErrorPump(is,err) is a void method call, and thus it cannot be parameterized
    Expression zfPrefixAddsDir.close() is a void method call, and thus it cannot be parameterized
    3
    zfPrefixAddsDir.close();
    Precondition Violations (5)
    Row Violation
    1Type java.io.OutputStream of variable err does not match with type java.util.zip.ZipFile of variable zfPrefixAddsDir
    2Expression createProcessErrorPump(is,err) is a void method call, and thus it cannot be parameterized
    3Expression zfPrefixAddsDir.close() is a void method call, and thus it cannot be parameterized
    4Expression createProcessErrorPump(is,err) is a void method call, and thus it cannot be parameterized
    5Expression zfPrefixAddsDir.close() is a void method call, and thus it cannot be parameterized