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IM-server-new/broker/src/main/java/io/moquette/imhandler/PullMessageHandler.java
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/*
* This file is part of the Wildfire Chat package.
* (c) Heavyrain2012 <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
package io.moquette.imhandler;
import cn.wildfirechat.proto.ProtoConstants;
import cn.wildfirechat.proto.WFCMessage;
import io.moquette.spi.impl.Qos1PublishHandler;
import io.netty.buffer.ByteBuf;
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import cn.wildfirechat.common.ErrorCode;
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import win.liyufan.im.IMTopic;
@Handler(value = IMTopic.PullMessageTopic)
public class PullMessageHandler extends IMHandler<WFCMessage.PullMessageRequest> {
@Override
public ErrorCode action(ByteBuf ackPayload, String clientID, String fromUser, ProtoConstants.RequestSourceType requestSourceType, WFCMessage.PullMessageRequest request, Qos1PublishHandler.IMCallback callback) {
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ErrorCode errorCode = ErrorCode.ERROR_CODE_SUCCESS;
if (request.getType() == ProtoConstants.PullType.Pull_ChatRoom && !m_messagesStore.checkUserClientInChatroom(fromUser, clientID, null)) {
errorCode = ErrorCode.ERROR_CODE_NOT_IN_CHATROOM;
} else {
WFCMessage.PullMessageResult result = m_messagesStore.fetchMessage(fromUser, clientID, request.getId(), request.getType());
byte[] data = result.toByteArray();
LOG.info("User {} pull message with count({}), payload size({})", fromUser, result.getMessageCount(), data.length);
ackPayload.ensureWritable(data.length).writeBytes(data);
}
return errorCode;
}
}