航线起飞

xieb

2023-09-26 6ec922e73cc857085e2a5313983c936514d389fa

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package com.dji.sample.component.websocket.service.impl;
 
import com.dji.sample.component.websocket.config.ConcurrentWebSocketSession;
import com.dji.sample.component.websocket.model.CustomWebSocketMessage;
import com.dji.sample.component.websocket.service.ISendMessageService;
import com.dji.sample.component.websocket.service.IWebSocketManageService;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
import org.springframework.web.socket.TextMessage;
 
import java.io.IOException;
import java.util.Collection;
import java.util.Objects;
 
/**
 * @author sean.zhou
 * @version 0.1
 * @date 2021/11/24
 */
@Service
@Slf4j
public class SendMessageServiceImpl implements ISendMessageService {
 
    @Autowired
    private ObjectMapper mapper;
 
    @Autowired
    private IWebSocketManageService webSocketManageService;
 
    @Override
    public void sendMessage(ConcurrentWebSocketSession session, CustomWebSocketMessage message) {
        if (session == null) {
            return;
        }
 
        try {
            if (!session.isOpen()) {
                session.close();
                log.debug("This session is closed.");
                return;
            }
 
 
            session.sendMessage(new TextMessage(mapper.writeValueAsBytes(message)));
        } catch (IOException e) {
            log.info("Failed to publish the message. {}", message.toString());
            e.printStackTrace();
        }
    }
 
    @Override
    public void sendBatch(Collection<ConcurrentWebSocketSession> sessions, CustomWebSocketMessage message) {
        if (sessions.isEmpty()) {
            return;
        }
 
        try {
 
            TextMessage data = new TextMessage(mapper.writeValueAsBytes(message));
 
            for (ConcurrentWebSocketSession session : sessions) {
                if (!Objects.isNull(session)) {
                    if (!session.isOpen()) {
                        session.close();
                        log.debug("This session is closed.");
                        return;
                    }
                    session.sendMessage(data);
                }
            }
 
        } catch (IOException e) {
            log.info("Failed to publish the message. {}", message.toString());
 
            e.printStackTrace();
        }
    }
 
    @Override
    public void sendBatch(String workspaceId, Integer userType, String bizCode, Object data) {
        if (!StringUtils.hasText(workspaceId)) {
            throw new RuntimeException("项目id不存在；Workspace ID does not exist.");
        }
        Collection<ConcurrentWebSocketSession> sessions = Objects.isNull(userType) ?
                webSocketManageService.getValueWithWorkspace(workspaceId) :
                webSocketManageService.getValueWithWorkspaceAndUserType(workspaceId, userType);
 
        this.sendBatch(sessions, CustomWebSocketMessage.builder()
                        .data(data)
                        .timestamp(System.currentTimeMillis())
                        .bizCode(bizCode)
                        .build());
    }
 
    @Override
    public void sendBatch(String workspaceId, String bizCode, Object data) {
        this.sendBatch(workspaceId, null, bizCode, data);
    }
}