try { return Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance(); } catch(Exception e) { // provider is not available return null; }
try { return classLoader.loadClass(name); } catch (Exception e) { return null; }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyDigest.java File path: /jruby-1.4.0/src/org/jruby/runtime/callback/InvocationCallbackFactory.java
Method name: Object run() Method name: Class tryClass(String)
Number of AST nodes: 2 Number of AST nodes: 2
1
try {
1
try {
2
                    return Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance();
2
            return class
3
        
3
Loader.loadClass(name);
4
        } catch(Exception e) {
4
        } catch (Exception e) {
5
                    // provider is not available
6
                    return null;
5
            return null;
7
                }
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)0.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    try
    1
    try
                                                                                
    2
    return classLoader.loadClass(name);
    Preondition Violations
    Unmatched statement return classLoader.loadClass(name); 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 classLoader.loadClass(name);
    2
    return classLoader.loadClass(name);
    2
    return Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance();
    2
    return Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance();
    Preondition Violations
    Unmatched statement return Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance(); 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 Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance();
                                                                                                                                                                                            
    Precondition Violations (4)
    Row Violation
    1Unmatched statement return classLoader.loadClass(name); 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 classLoader.loadClass(name);
    3Unmatched statement return Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance(); 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 Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider").newInstance();