try { return loader.findClass(classname); } catch (SecurityException se) { // class found but restricted name; this is // actually the case we're looking for in JDK 1.3+, // so catch the exception and return return null; }
try { return InetAddress.getLocalHost().getHostName(); } catch (UnknownHostException e) { return "localhost"; }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/condition/HasMethod.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/junit/XMLJUnitResultFormatter.java
Method name: Class loadClass(String) Method name: String getHostname()
Number of AST nodes: 2 Number of AST nodes: 2
1
try {
1
try {
2
                        return loader.findClass(classname);
2
            return InetAddress.getLocalHost().getHostName();
3
                    } catch (SecurityException se) {
3
        } catch (UnknownHostException e) {
4
                        // class found but restricted name; this is
4
            
5
                        // actually the case we're looking for in JDK 1.3+,
6
                        // so catch the exception and return
7
                        return null;
8
            
5
return "localhost";
9
        }
6
        }
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 statements1
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    7
    try
    7
    try
    1
    try
    Differences
    Expression1Expression2Difference
    java.lang.SecurityExceptionjava.net.UnknownHostExceptionSUBCLASS_TYPE_MISMATCH
    seeVARIABLE_NAME_MISMATCH
    java.lang.SecurityExceptionjava.net.UnknownHostExceptionSUBCLASS_TYPE_MISMATCH
    null"localhost"TYPE_COMPATIBLE_REPLACEMENT
    1
    try
                                                                                                          
    2
    return InetAddress.getLocalHost().getHostName();
    Preondition Violations
    Unmatched statement return InetAddress.getLocalHost().getHostName(); 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
    Unmatched return InetAddress.getLocalHost().getHostName();
    2
    return InetAddress.getLocalHost().getHostName();
    8
    return loader.findClass(classname);
    8
    return loader.findClass(classname);
    Preondition Violations
    Unmatched statement return loader.findClass(classname); 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
    Unmatched return loader.findClass(classname);
                                                                                
    Precondition Violations (4)
    Row Violation
    1Unmatched statement return InetAddress.getLocalHost().getHostName(); 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
    2Unmatched return InetAddress.getLocalHost().getHostName();
    3Unmatched statement return loader.findClass(classname); 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 return loader.findClass(classname);