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/*
* Copyright 2002-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.messaging.simp.stomp;
import org.springframework.messaging.simp.SimpMessageType;
/**
* Represents a STOMP command.
*
* @author Rossen Stoyanchev
* @author Juergen Hoeller
* @since 4.0
*/
public enum StompCommand {
// client
STOMP(SimpMessageType.CONNECT),
CONNECT(SimpMessageType.CONNECT),
DISCONNECT(SimpMessageType.DISCONNECT),
SUBSCRIBE(SimpMessageType.SUBSCRIBE, true, true, false),
UNSUBSCRIBE(SimpMessageType.UNSUBSCRIBE, false, true, false),
SEND(SimpMessageType.MESSAGE, true, false, true),
ACK(SimpMessageType.OTHER),
NACK(SimpMessageType.OTHER),
BEGIN(SimpMessageType.OTHER),
COMMIT(SimpMessageType.OTHER),
ABORT(SimpMessageType.OTHER),
// server
CONNECTED(SimpMessageType.OTHER),
RECEIPT(SimpMessageType.OTHER),
MESSAGE(SimpMessageType.MESSAGE, true, true, true),
ERROR(SimpMessageType.OTHER, false, false, true);
private final SimpMessageType messageType;
private final boolean destination;
private final boolean subscriptionId;
private final boolean body;
StompCommand(SimpMessageType messageType) {
this(messageType, false, false, false);
}
StompCommand(SimpMessageType messageType, boolean destination, boolean subscriptionId, boolean body) {
this.messageType = messageType;
this.destination = destination;
this.subscriptionId = subscriptionId;
this.body = body;
}
public SimpMessageType getMessageType() {
return this.messageType;
}
public boolean requiresDestination() {
return this.destination;
}
public boolean requiresSubscriptionId() {
return this.subscriptionId;
}
public boolean requiresContentLength() {
return this.body;
}
public boolean isBodyAllowed() {
return this.body;
}
}