"Code $code is reserved and may not be used."
    } else {
      null
    }
  }

  fun validateCloseCode(code: Int) {
    val message = closeCodeExceptionMessage(code)
    require(message == null) { message!! }
  }

  fun acceptHeader(key: String): String {
    return (key + ACCEPT_MAGIC).encodeUtf8().sha1().base64()
  }

     *
     * @return The exception that caused this problem or {@code null} if not applicable.
     */
    Exception getException();

    /**
     * Gets the message that describes this problem.
     *
     * @return The message describing this problem, never {@code null}.
     */
    String getMessage();

    /**
     * Gets the severity level of this problem.
     *

@Consumer
public class TransportProviderException extends MavenException {

    @Serial
    private static final long serialVersionUID = -6066070072576465969L;

    public TransportProviderException(String message, Throwable cause) {
        super(message, cause);
    }

public class IntrospectionException extends Exception {

    /**
     *
     */
    private static final long serialVersionUID = -6090771282553728784L;

    IntrospectionException(String message) {
        super(message);
    }

    IntrospectionException(Throwable cause) {
        super(cause);
    }

To log to a custom location, pass a `Logger` instance to the constructor.
```java
HttpLoggingInterceptor logging = new HttpLoggingInterceptor(new Logger() {
  @Override public void log(String message) {
    Timber.tag("OkHttp").d(message);
  }
});
```

**Warning**: The logs generated by this interceptor when using the `HEADERS` or `BODY` levels have

@(message: String)

@main("Welcome to Play") {

    @play20.welcome(message, style = "Java")

	return err.message
}

func errInvalidDataType(err error) *s3Error {
	return &s3Error{
		code:       "InvalidDataType",
		message:    "The SQL expression contains an invalid data type.",
		statusCode: 400,
		cause:      err,
	}
}

func errIncorrectSQLFunctionArgumentType(err error) *s3Error {
	return &s3Error{
		code:       "IncorrectSqlFunctionArgumentType",

/**
 * Signals an internal error in Maven itself, e.g. a programming bug.
 *
 */
public class InternalErrorException extends MavenExecutionException {

    public InternalErrorException(String message, Throwable cause) {
        super(message, cause);
    }

    /**
     * Creates a new problem with the specified message and exception.
     * Either {@code message} or {@code exception} is required
     *
     * @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 org.apache.maven.building.Problem.Severity#ERROR}.

    webSocket.close(1000, "Goodbye, World!");
  }

  @Override public void onMessage(WebSocket webSocket, String text) {
    System.out.println("MESSAGE: " + text);
  }

  @Override public void onMessage(WebSocket webSocket, ByteString bytes) {
    System.out.println("MESSAGE: " + bytes.hex());
  }

  @Override public void onClosing(WebSocket webSocket, int code, String reason) {
    webSocket.close(1000, null);