com.vaadin.shared.ui.ui
Enum Transport

java.lang.Object
  java.lang.Enum<Transport>
      com.vaadin.shared.ui.ui.Transport

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<Transport>

public enum Transport
extends java.lang.Enum<Transport>

Transport modes for Push

Since:

7.1

Author:

Vaadin Ltd

Enum Constant Summary

LONG_POLLING
HTTP long polling

STREAMING
Deprecated. Use the more reliable LONG_POLLING instead.

WEBSOCKET
Websockets

WEBSOCKET_XHR
Websockets for server to client, XHR for client to server

Method Summary

static Transport	getByIdentifier(java.lang.String identifier) Returns a Transport by its identifier.
java.lang.String	getIdentifier()
static Transport	valueOf(java.lang.String name) Returns the enum constant of this type with the specified name.
static Transport[]	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

WEBSOCKET

public static final Transport WEBSOCKET

Websockets

WEBSOCKET_XHR

public static final Transport WEBSOCKET_XHR

Websockets for server to client, XHR for client to server

Since:

7.6

STREAMING

@Deprecated
public static final Transport STREAMING

Deprecated. Use the more reliable LONG_POLLING instead.

HTTP streaming

LONG_POLLING

public static final Transport LONG_POLLING

HTTP long polling

Method Detail

values

public static Transport[] 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 (Transport c : Transport.values())
    System.out.println(c);

Returns:

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

valueOf

public static Transport valueOf(java.lang.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:

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

java.lang.NullPointerException - if the argument is null

getIdentifier

public java.lang.String getIdentifier()

getByIdentifier

public static Transport getByIdentifier(java.lang.String identifier)

Returns a Transport by its identifier. Returns null if no value is found for the given identifier.

Since:

7.3.10