for (Enumeration e = zipFiles.elements(); e.hasMoreElements();) { ZipFile zipFile = (ZipFile) e.nextElement(); try { zipFile.close(); } catch (IOException ioe) { // ignore } }
for (int i = 0; i < thread.length && thread[i] != null; i++) { try { managingTask.log(thread[i].toString(), Project.MSG_DEBUG); } catch (NullPointerException enPeaEx) { // Ignore exception } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/AntClassLoader.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Redirector.java
Method name: void cleanup() Method name: void complete()
Number of AST nodes: 4 Number of AST nodes: 3
1
for (Enumeration e = zipFiles.elements(); e.hasMoreElements();) {
1
for (
2
            ZipFile zipFile = (ZipFile) e.nextElement();
3
    
2
int i = 0; i < thread.length && thread[i] != null; i++) {
3
                    try {
4
        try {
4
        
5
                zipFile.close();
5
                
6
managingTask.log(thread[i].toString(), Project.MSG_DEBUG);
6
            } catch (IOException ioe) {
7
                    } catch (
8
NullPointerException enPeaEx) {
7
                // ignore
9
                        // Ignore exception
10
                    }
8
            }
11
        
9
        }
12
        }
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 statements1
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.5
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    2
    ZipFile zipFile = (ZipFile)e.nextElement();
                                                                                            
    3
    try
    3
    try
    15
    try
    Differences
    Expression1Expression2Difference
    java.io.IOExceptionjava.lang.NullPointerExceptionSUBCLASS_TYPE_MISMATCH
    ioeenPeaExVARIABLE_NAME_MISMATCH
    java.io.IOExceptionjava.lang.NullPointerExceptionSUBCLASS_TYPE_MISMATCH
    15
    try
    4
    zipFile.close();
    4
    zipFile.close();
    Preondition Violations
    Unmatched statement zipFile.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
                                          
                                                                                                                              
    16
    managingTask.log(thread[i].toString(), Project.MSG_DEBUG);
    Precondition Violations (1)
    Row Violation
    1Unmatched statement zipFile.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