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package org.frameworkset.web.socket.sockjs;
import org.frameworkset.schedule.TaskScheduler;
public interface SockJsServiceConfig {
/**
* A scheduler instance to use for scheduling heart-beat messages.
*/
TaskScheduler getTaskScheduler();
/**
* Streaming transports save responses on the client side and don't free
* memory used by delivered messages. Such transports need to recycle the
* connection once in a while. This property sets a minimum number of bytes
* that can be send over a single HTTP streaming request before it will be
* closed. After that client will open a new request. Setting this value to
* one effectively disables streaming and will make streaming transports to
* behave like polling transports.
* The default value is 128K (i.e. 128 * 1024).
*/
int getStreamBytesLimit();
/**
* The amount of time in milliseconds when the server has not sent any
* messages and after which the server should send a heartbeat frame to the
* client in order to keep the connection from breaking.
*
The default value is 25,000 (25 seconds).
*/
long getHeartbeatTime();
/**
* The number of server-to-client messages that a session can cache while waiting for
* the next HTTP polling request from the client. All HTTP transports use this
* property since even streaming transports recycle HTTP requests periodically.
*
The amount of time between HTTP requests should be relatively brief and will not
* exceed the allows disconnect delay (see
* {org.frameworkset.web.socket.sockjs.support.AbstractSockJsService#setDisconnectDelay(long)},
* 5 seconds by default.
*
The default size is 100.
*/
int getHttpMessageCacheSize();
/**
* The codec to use for encoding and decoding SockJS messages.
* @exception IllegalStateException if no {@link SockJsMessageCodec} is available
*/
SockJsMessageCodec getMessageCodec();
}