code: @Override
      public GetVaultAccessPolicyResult getVaultAccessPolicy(GetVaultAccessPolicyRequest request) {
          request = beforeClientExecution(request);
          return executeGetVaultAccessPolicy(request);
      }
docs: <p>
  This operation retrieves the <code>access-policy</code> subresource set on the vault; for more information on
  setting this subresource, see <a
  href="http://docs.aws.amazon.com/amazonglacier/latest/dev/api-SetVaultAccessPolicy.html">Set Vault Access Policy
  (PUT access-policy)</a>. If there is no access policy set on the vault, the operation returns a
  <code>404 Not found</code> error. For more information about vault access policies, see <a
  href="http://docs.aws.amazon.com/amazonglacier/latest/dev/vault-access-policy.html">Amazon Glacier Access Control
  with Vault Access Policies</a>.
  </p>
  
  @param getVaultAccessPolicyRequest
  Input for GetVaultAccessPolicy.
  @return Result of the GetVaultAccessPolicy operation returned by the service.
  @throws ResourceNotFoundException
  Returned if the specified resource (such as a vault, upload ID, or job ID) doesn't exist.
  @throws InvalidParameterValueException
  Returned if a parameter of the request is incorrectly specified.
  @throws MissingParameterValueException
  Returned if a required header or parameter is missing from the request.
  @throws ServiceUnavailableException
  Returned if the service cannot complete the request.
  @sample AmazonGlacier.GetVaultAccessPolicy