/** Open/Activate the session */
public void open() {
if (LOG_OPEN.isDebugEnabled())
LOG_OPEN.debug("[{}] {}.open()", policy.getBehavior(), this.getClass().getSimpleName());
if (remote != null) {
// already opened
return;
}
try (ThreadClassLoaderScope scope = new ThreadClassLoaderScope(classLoader)) {
// Upgrade success
connection.getIOState().onConnected();
// Connect remote
remote = new WebSocketRemoteEndpoint(connection, outgoingHandler, getBatchMode());
if (LOG_OPEN.isDebugEnabled())
LOG_OPEN.debug(
"[{}] {}.open() remote={}",
policy.getBehavior(),
this.getClass().getSimpleName(),
remote);
// Open WebSocket
websocket.openSession(this);
// Open connection
connection.getIOState().onOpened();
if (LOG.isDebugEnabled()) {
LOG.debug("open -> {}", dump());
}
} catch (CloseException ce) {
LOG.warn(ce);
close(ce.getStatusCode(), ce.getMessage());
} catch (Throwable t) {
LOG.warn(t);
// Exception on end-user WS-Endpoint.
// Fast-fail & close connection with reason.
int statusCode = StatusCode.SERVER_ERROR;
if (policy.getBehavior() == WebSocketBehavior.CLIENT) {
statusCode = StatusCode.POLICY_VIOLATION;
}
close(statusCode, t.getMessage());
}
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append("WebSocketSession[");
builder.append("websocket=").append(websocket);
builder.append(",behavior=").append(policy.getBehavior());
builder.append(",connection=").append(connection);
builder.append(",remote=").append(remote);
builder.append(",incoming=").append(incomingHandler);
builder.append(",outgoing=").append(outgoingHandler);
builder.append("]");
return builder.toString();
}
@Override
public RemoteEndpoint getRemote() {
if (LOG_OPEN.isDebugEnabled())
LOG_OPEN.debug("[{}] {}.getRemote()", policy.getBehavior(), this.getClass().getSimpleName());
ConnectionState state = connection.getIOState().getConnectionState();
if ((state == ConnectionState.OPEN) || (state == ConnectionState.CONNECTED)) {
return remote;
}
throw new WebSocketException(
"RemoteEndpoint unavailable, current state [" + state + "], expecting [OPEN or CONNECTED]");
}
private void unhandled(Throwable t) {
TARGET_LOG.warn("Unhandled Error (closing connection)", t);
onError(t);
// Unhandled Error, close the connection.
switch (policy.getBehavior()) {
case SERVER:
terminateConnection(StatusCode.SERVER_ERROR, t.getClass().getSimpleName());
break;
case CLIENT:
terminateConnection(StatusCode.POLICY_VIOLATION, t.getClass().getSimpleName());
break;
}
}
@Override
public void onOpened(Connection connection) {
if (LOG_OPEN.isDebugEnabled())
LOG_OPEN.debug("[{}] {}.onOpened()", policy.getBehavior(), this.getClass().getSimpleName());
open();
}
