*
     * @param message The message describing the problem, may be {@code null}.
     * @param severity The severity level of the problem, may be {@code null} to default to
     *            {@link SettingsProblem.Severity#ERROR}.
     * @param source A hint about the source of the problem like a file path, may be {@code null}.
     * @param lineNumber The one-based index of the line containing the problem or {@code -1} if unknown.

                            "content": {"application/json": {"schema": {}}},
                        },
                        "422": {
                            "description": "Validation Error",
                            "content": {
                                "application/json": {
                                    "schema": {

                                "content": {"application/json": {"schema": {}}},
                            },
                            "422": {
                                "description": "Validation Error",
                                "content": {
                                    "application/json": {
                                        "schema": {

                                "content": {"application/json": {"schema": {}}},
                            },
                            "422": {
                                "description": "Validation Error",
                                "content": {
                                    "application/json": {
                                        "schema": {

  // empty there is no information available.
  // +optional
  optional string reason = 1;

  // A human-readable description of the cause of the error.  This field may be
  // presented as-is to a reader.
  // +optional
  optional string message = 2;

  // The field of the resource that has caused this error, as named by its JSON

     */
    @Nonnull
    Optional<OutputStream> out();

    /**
     * Returns the error stream for the Maven execution, if running in embedded mode.
     *
     * @return an {@link Optional} containing the error stream, or empty if not applicable
     */
    @Nonnull
    Optional<OutputStream> err();

    /**

   * independent stream each time it is called.
   *
   * <p>The caller is responsible for ensuring that the returned stream is closed.
   *
   * @throws IOException if an I/O error occurs while opening the stream
   */
  public abstract OutputStream openStream() throws IOException;

  /**
   * Opens a new buffered {@link OutputStream} for writing to this sink. The returned stream is not

	Transport   http.RoundTripper     `json:"-"`
	CloseRespFn func(r io.ReadCloser) `json:"-"`
}

// Validate - validate opa configuration params.
func (a *Args) Validate() error {
	req, err := http.NewRequest(http.MethodPost, a.URL.String(), bytes.NewReader([]byte("")))
	if err != nil {
		return err
	}

	req.Header.Set("Content-Type", "application/json")
	if a.AuthToken != "" {

package p2

type Twoer interface {
	// Deprecated: No good.
	PackageTwoMeth()
}

// Deprecated: No good.
func F() string {}

func G() Twoer {}

      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    Error:
      type: object
      properties:
        error_code:
          type: string
          example: "bd6b0bd6-0144-40bc-9567-c5751dd8eecb"
        message:
          type: string
          example: "This is an error message."