if (output != null) { try { output.close(); } catch (IOException ioe) { //do nothing } }
if (source != null) { try { source = FILE_UTILS.normalize(source.getAbsolutePath()); } catch (BuildException e) { // relative path } } return source;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/LoaderUtils.java
Method name: void link() Method name: File normalizeSource(File)
Number of AST nodes: 3 Number of AST nodes: 4
1
if (output != null) {
1
if (source != null) {
2
            try {
2
            try {
3
                output.close();
3
                source = FILE_UTILS.normalize(source.getAbsolutePath());
4
            } catch (IOException ioe) {
4
            } catch (BuildException e) {
5
                //do nothing
5
                // relative path
6
            }
6
            }
7
        }
7
        }
8
        return source;
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 comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.5
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    20
    if (output != null)
    20
    if (output != null)
    1
    if (source != null)
    Differences
    Expression1Expression2Difference
    outputsourceVARIABLE_NAME_MISMATCH
    java.util.zip.ZipOutputStreamjava.io.FileVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.util.zip.ZipOutputStream of variable output does not match with type java.io.File of variable source
    • Make classes java.util.zip.ZipOutputStream and java.io.File extend a common superclass
    1
    if (source != null)
    21
    try
    21
    try
    2
    try
    Differences
    Expression1Expression2Difference
    java.io.IOExceptionorg.apache.tools.ant.BuildExceptionSUBCLASS_TYPE_MISMATCH
    ioeeVARIABLE_NAME_MISMATCH
    java.io.IOExceptionorg.apache.tools.ant.BuildExceptionSUBCLASS_TYPE_MISMATCH
    2
    try
                                                                                                                      
    3
    source = FILE_UTILS.normalize(source.getAbsolutePath());
    Preondition Violations
    Unmatched statement source=FILE_UTILS.normalize(source.getAbsolutePath()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement source=FILE_UTILS.normalize(source.getAbsolutePath()); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    3
    source = FILE_UTILS.normalize(source.getAbsolutePath());
    22
    output.close();
    22
    output.close();
    Preondition Violations
    Unmatched statement output.close(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                          
                                      
    4
    return source;
    Preondition Violations
    Unmatched return source;
    4
    return source;
    Precondition Violations (5)
    Row Violation
    1Type java.util.zip.ZipOutputStream of variable output does not match with type java.io.File of variable source
    2Unmatched statement source=FILE_UTILS.normalize(source.getAbsolutePath()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement source=FILE_UTILS.normalize(source.getAbsolutePath()); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    4Unmatched statement output.close(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    5Unmatched return source;