private Method get()

in src/main/java/org/apache/commons/beanutils2/MappedPropertyDescriptor.java [76:120]
43 lines of code
11 McCabe index (conditional complexity)

        private Method get() {
            if (methodRef == null) {
                return null;
            }
            Method m = methodRef.get();
            if (m == null) {
                Class<?> clazz = classRef.get();
                if (clazz == null) {
                    clazz = reLoadClass();
                    if (clazz != null) {
                        classRef = new WeakReference<>(clazz);
                    }
                }
                Objects.requireNonNull(clazz, () -> "Method " + methodName + " for " + className + " could not be reconstructed - class reference has gone");
                Class<?>[] paramTypes = null;
                if (writeParamClassNames != null) {
                    paramTypes = new Class[2];
                    paramTypes[0] = writeParamTypeRef0.get();
                    if (paramTypes[0] == null) {
                        paramTypes[0] = reLoadClass(writeParamClassNames[0]);
                        if (paramTypes[0] != null) {
                            writeParamTypeRef0 = new WeakReference<>(paramTypes[0]);
                        }
                    }
                    paramTypes[1] = writeParamTypeRef1.get();
                    if (paramTypes[1] == null) {
                        paramTypes[1] = reLoadClass(writeParamClassNames[1]);
                        if (paramTypes[1] != null) {
                            writeParamTypeRef1 = new WeakReference<>(paramTypes[1]);
                        }
                    }
                } else {
                    paramTypes = STRING_CLASS_PARAMETER;
                }
                try {
                    m = clazz.getMethod(methodName, paramTypes);
                    // Un-comment following line for testing
                    // System.out.println("Recreated Method " + methodName + " for " + className);
                } catch (final NoSuchMethodException e) {
                    throw new IllegalStateException("Method " + methodName + " for " + className + " could not be reconstructed - method not found");
                }
                methodRef = new SoftReference<>(m);
            }
            return m;
        }