com.vaadin.flow.server

Enum ServletHelper.RequestType

java.lang.Object

java.lang.Enum<ServletHelper.RequestType>

com.vaadin.flow.server.ServletHelper.RequestType

All Implemented Interfaces:

Serializable, Comparable<ServletHelper.RequestType>

Enclosing class:

ServletHelper

public static enum ServletHelper.RequestType
extends Enum<ServletHelper.RequestType>

Framework internal enum for tracking the type of a request.

Enum Constant Summary

Enum Constants

Enum Constant and Description
HEARTBEAT Heartbeat requests.
PUSH Push requests (any transport).
UIDL UIDL requests.

Method Summary

Modifier and Type	Method and Description
String	getIdentifier() Returns the identifier for the request type.
static ServletHelper.RequestType	valueOf(String name) Returns the enum constant of this type with the specified name.
static ServletHelper.RequestType[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

UIDL

public static final ServletHelper.RequestType UIDL

UIDL requests.

HEARTBEAT

public static final ServletHelper.RequestType HEARTBEAT

Heartbeat requests.

PUSH

public static final ServletHelper.RequestType PUSH

Push requests (any transport).

Method Detail

values

public static ServletHelper.RequestType[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (ServletHelper.RequestType c : ServletHelper.RequestType.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static ServletHelper.RequestType valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null

getIdentifier

public String getIdentifier()

Returns the identifier for the request type.

Returns:

the identifier