if (reader != null) { reader.close(); }
if (err != null) { createProcessErrorPump(is, err); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/FixCRLF.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/PumpStreamHandler.java
Method name: void close() Method name: void setProcessErrorStream(InputStream)
Number of AST nodes: 2 Number of AST nodes: 2
1
if (reader != null) {
1
if (err != null) {
2
                reader.close();
2
            
3
    
3
createProcessErrorPump(is, err);
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 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)0.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (reader != null)
    1
    if (reader != null)
    1
    if (err != null)
    Differences
    Expression1Expression2Difference
    readererrVARIABLE_NAME_MISMATCH
    java.io.BufferedReaderjava.io.OutputStreamVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.io.BufferedReader of variable reader does not match with type java.io.OutputStream of variable err
    • Make classes java.io.BufferedReader and java.io.OutputStream extend a common superclass
    1
    if (err != null)
    2
    reader.close();
    2
    reader.close();
    2
    createProcessErrorPump(is, err);
    Differences
    Expression1Expression2Difference
    closecreateProcessErrorPumpMETHOD_INVOCATION_NAME_MISMATCH
    reader.close()createProcessErrorPump(is,err)ARGUMENT_NUMBER_MISMATCH
    readerMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression reader.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 reader.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
    2
    createProcessErrorPump(is, err);
    Precondition Violations (5)
    Row Violation
    1Type java.io.BufferedReader of variable reader does not match with type java.io.OutputStream of variable err
    2Expression reader.close() is a void method call, and thus it cannot be parameterized
    3Expression createProcessErrorPump(is,err) is a void method call, and thus it cannot be parameterized
    4Expression reader.close() is a void method call, and thus it cannot be parameterized
    5Expression createProcessErrorPump(is,err) is a void method call, and thus it cannot be parameterized