com.vaadin.flow.server

Enum HandlerHelper.RequestType

java.lang.Object

java.lang.Enum<HandlerHelper.RequestType>

com.vaadin.flow.server.HandlerHelper.RequestType

All Implemented Interfaces:

Serializable, Comparable<HandlerHelper.RequestType>

Enclosing class:

HandlerHelper

public static enum HandlerHelper.RequestType
extends Enum<HandlerHelper.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.
WEBCOMPONENT_RESYNC WebComponent resynchronization requests.

Method Summary

Modifier and Type	Method and Description
String	getIdentifier() Returns the identifier for the request type.
static HandlerHelper.RequestType	valueOf(String name) Returns the enum constant of this type with the specified name.
static HandlerHelper.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 HandlerHelper.RequestType UIDL

UIDL requests.

WEBCOMPONENT_RESYNC

public static final HandlerHelper.RequestType WEBCOMPONENT_RESYNC

WebComponent resynchronization requests.

HEARTBEAT

public static final HandlerHelper.RequestType HEARTBEAT

Heartbeat requests.

PUSH

public static final HandlerHelper.RequestType PUSH

Push requests (any transport).

Method Detail

values

public static HandlerHelper.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 (HandlerHelper.RequestType c : HandlerHelper.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 HandlerHelper.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