if (libs == null) { out.println("No such directory."); return; } for (int i = 0; i < libs.length; i++) { out.println(libs[i].getName() + " (" + libs[i].length() + " bytes)"); }
if (filesToMerge == null) { return; } for (int i = 0; i < filesToMerge.length; i++) { addMergeFile(filesToMerge[i]); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/Diagnostics.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java
Method name: void printLibraries(File[], PrintStream) Method name: void addMergeFiles(String[])
Number of AST nodes: 5 Number of AST nodes: 4
1
if (libs == null) {
1
if (filesToMerge == null) {
2
            out.println("No such directory.");
3
            return;
2
            return;
4
        }
3
        }
5
        for (int i = 0; i < libs.length; i++) {
4
        for (int i = 0; i < filesToMerge.length; i++) {
6
            out.println(libs[i].getName()
5
            
7
                    + " (" + libs[i].length() + " bytes)");
6
addMergeFile(filesToMerge[i]);
8
        }
7
        }
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)0.3
Clones locationClones are in different classes
Number of node comparisons17
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.9
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (libs == null)
    1
    if (libs == null)
    1
    if (filesToMerge == null)
    Differences
    Expression1Expression2Difference
    libsfilesToMergeVARIABLE_NAME_MISMATCH
    java.io.File[]java.lang.String[]VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.io.File[] of variable libs does not match with type java.lang.String[] of variable filesToMerge
    • Make classes java.io.File[] and java.lang.String[] extend a common superclass
    1
    if (filesToMerge == null)
    2
    out.println("No such directory.");
                                                                              
    3
    return;
    2
    return;
    4
    for (int i = 0; i < libs.length; i++)
    4
    for (int i = 0; i < libs.length; i++)
    3
    for (int i = 0; i < filesToMerge.length; i++)
    Differences
    Expression1Expression2Difference
    libsfilesToMergeVARIABLE_NAME_MISMATCH
    java.io.File[]java.lang.String[]VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.io.File[] of variable libs does not match with type java.lang.String[] of variable filesToMerge
    • Make classes java.io.File[] and java.lang.String[] extend a common superclass
    3
    for (int i = 0; i < filesToMerge.length; i++)
    5
    out.println(libs[i].getName() + " (" + libs[i].length() + " bytes)");
    5
    out.println(libs[i].getName() + " (" + libs[i].length() + " bytes)");
    4
    addMergeFile(filesToMerge[i]);
    Differences
    Expression1Expression2Difference
    printlnaddMergeFileMETHOD_INVOCATION_NAME_MISMATCH
    libs[i].getName() + " (" + libs[i].length()+ " bytes)"filesToMerge[i]TYPE_COMPATIBLE_REPLACEMENT
    outMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression addMergeFile(filesToMerge[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") is a void method call, and thus it cannot be parameterized
    Expression addMergeFile(filesToMerge[i]) is a void method call, and thus it cannot be parameterized
    Expression libs[i].getName() + " (" + libs[i].length()+ " bytes)" cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression filesToMerge[i] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression addMergeFile(filesToMerge[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") is a void method call, and thus it cannot be parameterized
    Expression addMergeFile(filesToMerge[i]) is a void method call, and thus it cannot be parameterized
    4
    addMergeFile(filesToMerge[i]);
    Precondition Violations (12)
    Row Violation
    1Type java.io.File[] of variable libs does not match with type java.lang.String[] of variable filesToMerge
    2Type java.io.File[] of variable libs does not match with type java.lang.String[] of variable filesToMerge
    3Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression addMergeFile(filesToMerge[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") is a void method call, and thus it cannot be parameterized
    6Expression addMergeFile(filesToMerge[i]) is a void method call, and thus it cannot be parameterized
    7Expression libs[i].getName() + " (" + libs[i].length()+ " bytes)" cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression filesToMerge[i] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression addMergeFile(filesToMerge[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression out.println(libs[i].getName() + " (" + libs[i].length()+ " bytes)") is a void method call, and thus it cannot be parameterized
    12Expression addMergeFile(filesToMerge[i]) is a void method call, and thus it cannot be parameterized