if (fileEntry.inputOutputObject == null) { fileEntry.inputOutputObject = createBufferedWriter(fileEntry, filename); } else if (!(fileEntry.inputOutputObject instanceof Writer)) { throw new IOException("File " + filename + " already in use"); } BufferedWriter writer = (BufferedWriter) fileEntry.inputOutputObject;
if (fileEntry.inputOutputObject == null) { fileEntry.inputOutputObject = createBufferedReader(fileEntry, filename); } else if (!(fileEntry.inputOutputObject instanceof Reader)) { throw new IOException("File " + filename + " already in use"); } BufferedReader reader = (BufferedReader) fileEntry.inputOutputObject;
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/services/FileServer.java File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/services/FileServer.java
Method name: void write(String, String) Method name: String readLine(String, boolean)
Number of AST nodes: 5 Number of AST nodes: 5
1
if (fileEntry.inputOutputObject == null) {
1
if (fileEntry.inputOutputObject == null) {
2
				fileEntry.inputOutputObject = createBufferedWriter(fileEntry, filename);
2
				fileEntry.inputOutputObject = createBufferedReader(fileEntry, filename);
3
			} else if (!(fileEntry.inputOutputObject instanceof Writer)) {
3
            } else if (!(fileEntry.inputOutputObject instanceof Reader)) {
4
				throw new IOException("File " + filename + " already in use");
4
                throw new IOException("File " + filename + " already in use");
5
			}
5
            }
6
			BufferedWriter writer = (BufferedWriter) fileEntry.inputOutputObject;
6
			BufferedReader reader = (BufferedReader) fileEntry.inputOutputObject;
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)0.6
Clones locationClones are declared in the same class
Number of node comparisons15
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)3.1
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    3
    if (fileEntry.inputOutputObject == null)
    3
    if (fileEntry.inputOutputObject == null)
    4
    fileEntry.inputOutputObject = createBufferedWriter(fileEntry, filename);
    4
    fileEntry.inputOutputObject = createBufferedWriter(fileEntry, filename);
    4
    fileEntry.inputOutputObject = createBufferedReader(fileEntry, filename);
    Differences
    Expression1Expression2Difference
    createBufferedWritercreateBufferedReaderMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression createBufferedWriter(fileEntry,filename) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method createBufferedWriter
    Expression createBufferedReader(fileEntry,filename) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method createBufferedReader
    4
    fileEntry.inputOutputObject = createBufferedReader(fileEntry, filename);
    5
    else if (!(fileEntry.inputOutputObject instanceof Writer))
    5
    else if (!(fileEntry.inputOutputObject instanceof Writer))
    5
    else if (!(fileEntry.inputOutputObject instanceof Reader))
    Differences
    Expression1Expression2Difference
    java.io.Writerjava.io.ReaderSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression fileEntry.inputOutputObject instanceof Writer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression fileEntry.inputOutputObject instanceof Reader cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5
    else if (!(fileEntry.inputOutputObject instanceof Reader))
    6
    throw new IOException("File " + filename + " already in use");
    6
    throw new IOException("File " + filename + " already in use");
    7
    BufferedWriter writer = (BufferedWriter)fileEntry.inputOutputObject;
    7
    BufferedWriter writer = (BufferedWriter)fileEntry.inputOutputObject;
    7
    BufferedReader reader = (BufferedReader)fileEntry.inputOutputObject;
    Differences
    Expression1Expression2Difference
    java.io.BufferedWriterjava.io.BufferedReaderSUBCLASS_TYPE_MISMATCH
    writerreaderVARIABLE_NAME_MISMATCH
    java.io.BufferedWriterjava.io.BufferedReaderSUBCLASS_TYPE_MISMATCH
    java.io.BufferedWriterjava.io.BufferedReaderSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (BufferedWriter)fileEntry.inputOutputObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (BufferedReader)fileEntry.inputOutputObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7
    BufferedReader reader = (BufferedReader)fileEntry.inputOutputObject;
    Precondition Violations (7)
    Row Violation
    1Expression createBufferedWriter(fileEntry,filename) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression createBufferedReader(fileEntry,filename) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression fileEntry.inputOutputObject instanceof Writer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression fileEntry.inputOutputObject instanceof Reader cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression (BufferedWriter)fileEntry.inputOutputObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression (BufferedReader)fileEntry.inputOutputObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Clone fragment #1 returns variable writer with type java.io.BufferedWriter , while Clone fragment #2 returns variable reader with type java.io.BufferedReader