org.apache.commons.lang.reflect.MethodUtils#getMatchingAccessibleMethod ( )源码实例Demo

@Override
public Object call(Context context, List args) throws FunctionCallException {
    try {
        String clazzName = (String) (args.get(0));
        String methodName = (String) (args.get(1));
        LOGGER.debug("XEditor extension function calling {} {}", clazzName, methodName);

        Class[] argTypes = new Class[args.size() - 2];
        Object[] params = new Object[args.size() - 2];
        for (int i = 0; i < argTypes.length; i++) {
            argTypes[i] = args.get(i + 2).getClass();
            params[i] = args.get(i + 2);
        }

        Class clazz = ClassUtils.getClass(clazzName);
        Method method = MethodUtils.getMatchingAccessibleMethod(clazz, methodName, argTypes);
        return method.invoke(null, params);
    } catch (Exception ex) {
        LOGGER.warn("Exception in call to external java method", ex);
        return ex.getMessage();
    }
}
 

private Method findMethod(Class<?> argType) {
    try {
        Class<?> clazz = ClassUtils.getClass(className);
        Class<?>[] argTypes = { argType };
        return MethodUtils.getMatchingAccessibleMethod(clazz, methodName, argTypes);
    } catch (ClassNotFoundException ex) {
        throw new MCRConfigurationException("class configured for external validation not found: " + className);
    }
}