try { super.processBuffer(); } catch (IOException e) { // impossible since *our* processLine doesn't throw an IOException throw new RuntimeException("Impossible IOException caught: " + e); }
if (!remoteSensitivityChecked) { try { checkRemoteSensitivity(ftp.listFiles(), ftp.printWorkingDirectory()); } catch (IOException ioe) { throw new BuildException(ioe, getLocation()); } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/LogOutputStream.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/net/FTP.java
Method name: void processBuffer() Method name: void forceRemoteSensitivityCheck()
Number of AST nodes: 2 Number of AST nodes: 3
1
try {
2
            super.processBuffer();
3
        } catch (IOException e) {
4
            // impossible since *our* processLine doesn't throw an IOException
1
if (!remoteSensitivityChecked) {
2
                try {
3
                    checkRemoteSensitivity(ftp.listFiles(), ftp.printWorkingDirectory());
4
                } catch (IOException ioe) {
5
            throw new RuntimeException("Impossible IOException caught: " + e);
5
                    throw new BuildException(
6
ioe, getLocation());
7
                }
6
        }
8
            }
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)0.2
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)0.9
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    try
    1
    try
    2
    try
    Differences
    Expression1Expression2Difference
    eioeVARIABLE_NAME_MISMATCH
    java.lang.RuntimeExceptionorg.apache.tools.ant.BuildExceptionSUBCLASS_TYPE_MISMATCH
    new RuntimeException("Impossible IOException caught: " + e)new BuildException(ioe,getLocation())ARGUMENT_NUMBER_MISMATCH
    2
    try
    2
    super.processBuffer();
    2
    super.processBuffer();
    3
    checkRemoteSensitivity(ftp.listFiles(), ftp.printWorkingDirectory());
    Differences
    Expression1Expression2Difference
    super.processBuffer()checkRemoteSensitivity(ftp.listFiles(),ftp.printWorkingDirectory())TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression super.processBuffer() is a method call throwing exception(s) that should be caught by a try block that will be extracted
    Expression checkRemoteSensitivity(ftp.listFiles(),ftp.printWorkingDirectory()) is a method call throwing exception(s) that should be caught by a try block that will be extracted
    • Inline private method checkRemoteSensitivity
    Expression super.processBuffer() is a void method call, and thus it cannot be parameterized
    Expression checkRemoteSensitivity(ftp.listFiles(),ftp.printWorkingDirectory()) is a void method call, and thus it cannot be parameterized
    3
    checkRemoteSensitivity(ftp.listFiles(), ftp.printWorkingDirectory());
    Precondition Violations (4)
    Row Violation
    1Expression super.processBuffer() is a method call throwing exception(s) that should be caught by a try block that will be extracted
    2Expression checkRemoteSensitivity(ftp.listFiles(),ftp.printWorkingDirectory()) is a method call throwing exception(s) that should be caught by a try block that will be extracted
    3Expression super.processBuffer() is a void method call, and thus it cannot be parameterized
    4Expression checkRemoteSensitivity(ftp.listFiles(),ftp.printWorkingDirectory()) is a void method call, and thus it cannot be parameterized