How to use

hasIdenticalParameters

method

in

io.swagger.v3.core.util.ReflectionUtils

/**
 * Searches the method methodToFind in given class cls. If the method is found returns it, else return null.
 *
 * @param methodToFind is the method to search
 * @param cls          is the class or interface where to search
 * @return method if it is found
 */
public static Method findMethod(Method methodToFind, Class<?> cls) {
  if (cls == null) {
    return null;
  }
  String methodToSearch = methodToFind.getName();
  Class<?>[] soughtForParameterType = methodToFind.getParameterTypes();
  Type[] soughtForGenericParameterType = methodToFind.getGenericParameterTypes();
  for (Method method : cls.getMethods()) {
    if (method.getName().equals(methodToSearch) && method.getReturnType().isAssignableFrom(methodToFind.getReturnType())) {
      Class<?>[] srcParameterTypes = method.getParameterTypes();
      Type[] srcGenericParameterTypes = method.getGenericParameterTypes();
      if (soughtForParameterType.length == srcParameterTypes.length &&
          soughtForGenericParameterType.length == srcGenericParameterTypes.length) {
        if (hasIdenticalParameters(srcParameterTypes, soughtForParameterType, srcGenericParameterTypes, soughtForGenericParameterType)) {
          return method;
        }
      }
    }
  }
  return null;
}

/**
 * Searches the method methodToFind in given class cls. If the method is found returns it, else return null.
 *
 * @param methodToFind is the method to search
 * @param cls          is the class or interface where to search
 * @return method if it is found
 */
public static Method findMethod(Method methodToFind, Class<?> cls) {
  if (cls == null) {
    return null;
  }
  String methodToSearch = methodToFind.getName();
  Class<?>[] soughtForParameterType = methodToFind.getParameterTypes();
  Type[] soughtForGenericParameterType = methodToFind.getGenericParameterTypes();
  for (Method method : cls.getMethods()) {
    if (method.getName().equals(methodToSearch) && method.getReturnType().isAssignableFrom(methodToFind.getReturnType())) {
      Class<?>[] srcParameterTypes = method.getParameterTypes();
      Type[] srcGenericParameterTypes = method.getGenericParameterTypes();
      if (soughtForParameterType.length == srcParameterTypes.length &&
          soughtForGenericParameterType.length == srcGenericParameterTypes.length) {
        if (hasIdenticalParameters(srcParameterTypes, soughtForParameterType, srcGenericParameterTypes, soughtForGenericParameterType)) {
          return method;
        }
      }
    }
  }
  return null;
}