if (c == null) { Class[] signature = descriptor; Class ret = getReturnClass(method, signature); ClassWriter cw = createCtorFast(mnamePath); MethodVisitor mv = startCallFast(cw); loadArguments(mv, METHOD_ARGS_INDEX, 1, descriptor); mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature)); mv.visitInsn(ARETURN); mv.visitMaxs(3, 3); c = endCall(cw, mv, mname); }
if (c == null) { Class[] signature = descriptor; Class ret = getReturnClass(method, signature); ClassWriter cw = createCtorFast(mnamePath); MethodVisitor mv = startCallFast(cw); loadArguments(mv, METHOD_ARGS_INDEX, 3, descriptor); mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature)); mv.visitInsn(ARETURN); mv.visitMaxs(5, 3); c = endCall(cw, mv, mname); }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/runtime/callback/InvocationCallbackFactory.java File path: /jruby-1.4.0/src/org/jruby/runtime/callback/InvocationCallbackFactory.java
Method name: Callback getFastMethod(String, Class) Method name: Callback getFastMethod(String, Class, Class, Class)
Number of AST nodes: 10 Number of AST nodes: 10
1
if (c == null) {
1
if (c == null) {
2
                    Class[] signature = descriptor;
2
                    Class[] signature = descriptor;
3
                    Class ret = getReturnClass(method, signature);
3
                    Class ret = getReturnClass(method, signature);
4
                    ClassWriter cw = createCtorFast(mnamePath);
4
                    ClassWriter cw = createCtorFast(mnamePath);
5
                    MethodVisitor mv = startCallFast(cw);
5
                    MethodVisitor mv = startCallFast(cw);
6
                    
6
                    
7
                    loadArguments(mv, METHOD_ARGS_INDEX, 1, descriptor);
7
                    loadArguments(mv, METHOD_ARGS_INDEX, 3, descriptor);
8
                    mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature));
8
                    mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature));
9
                    mv.visitInsn(ARETURN);
9
                    mv.visitInsn(ARETURN);
10
                    mv.visitMaxs(3, 3);
10
                    mv.visitMaxs(5, 3);
11
                    c = endCall(cw, mv, mname);
11
                    c = endCall(cw, mv, mname);
12
                }
12
                }
Summary
Number of common nesting structure subtrees1
Number of refactorable cases1
Number of non-refactorable cases0
Time elapsed for finding largest common nesting structure subtrees (ms)0.5
Clones locationClones are declared in the same class
Number of node comparisons101
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)5.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    7
    if (c == null)
    7
    if (c == null)
    8
    Class[] signature = descriptor;
    8
    Class[] signature = descriptor;
    9
    Class ret = getReturnClass(method, signature);
    9
    Class ret = getReturnClass(method, signature);
    10
    ClassWriter cw = createCtorFast(mnamePath);
    10
    ClassWriter cw = createCtorFast(mnamePath);
    11
    MethodVisitor mv = startCallFast(cw);
    11
    MethodVisitor mv = startCallFast(cw);
    12
    loadArguments(mv, METHOD_ARGS_INDEX, 1, descriptor);
    12
    loadArguments(mv, METHOD_ARGS_INDEX, 1, descriptor);
    12
    loadArguments(mv, METHOD_ARGS_INDEX, 3, descriptor);
    Differences
    Expression1Expression2Difference
    13LITERAL_VALUE_MISMATCH
    12
    loadArguments(mv, METHOD_ARGS_INDEX, 3, descriptor);
    13
    mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature));
    13
    mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature));
    14
    mv.visitInsn(ARETURN);
    14
    mv.visitInsn(ARETURN);
    15
    mv.visitMaxs(3, 3);
    15
    mv.visitMaxs(3, 3);
    15
    mv.visitMaxs(5, 3);
    Differences
    Expression1Expression2Difference
    35LITERAL_VALUE_MISMATCH
    15
    mv.visitMaxs(5, 3);
    16
    c = endCall(cw, mv, mname);
    16
    c = endCall(cw, mv, mname);
    Precondition Violations (0)
    Row Violation