myplayer/myplayer-backend
1
0
Fork 0
Code Issues 11 Pull Requests Actions Packages Projects Releases Wiki Activity

feat: introduce middleware rabbitmq and redis

Browse Source
This commit is contained in:
merlin
2025-12-11 10:37:03 +08:00
parent a1a23bec7a
commit 44133d3667
22 changed files with 404 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/main/java/xin/merlin/myplayerbackend/utils/websocket/command/BaseCommandHandler.java Normal file
View File

@@ -0,0 +1,10 @@
package xin.merlin.myplayerbackend.utils.websocket.command;
import com.alibaba.fastjson2.JSONObject;
import java.io.IOException;
public interface BaseCommandHandler {
void handle(JSONObject msg) throws IOException;
}

34
src/main/java/xin/merlin/myplayerbackend/utils/websocket/command/CommandDispatcher.java Normal file
View File

@@ -0,0 +1,34 @@
package xin.merlin.myplayerbackend.utils.websocket.command;
import com.alibaba.fastjson2.JSONObject;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Component;
import xin.merlin.myplayerbackend.utils.websocket.command.impl.*;
import java.io.IOException;
@Component
@RequiredArgsConstructor
public class CommandDispatcher {
private final Ping pingCommand;
private final Message messageCommand;
private final Typing typingCommand;
private final Heartbeat heartbeatCommand;
private final SystemNotify systemNotifyCommand;
public void dispatch(JSONObject msg) throws IOException {
String cmd = msg.getString("cmd");
switch (cmd) {
case "PING" -> pingCommand.handle(msg);
case "MESSAGE" -> messageCommand.handle(msg);
case "TYPING" -> typingCommand.handle(msg);
case "HEARTBEAT" -> heartbeatCommand.handle(msg);
case "SYSTEM_NOTIFY" -> systemNotifyCommand.handle(msg);
default -> {
System.err.println("Unknown command: " + cmd);
}
}
}
}

22
src/main/java/xin/merlin/myplayerbackend/utils/websocket/command/impl/Heartbeat.java Normal file
View File

@@ -0,0 +1,22 @@
package xin.merlin.myplayerbackend.utils.websocket.command.impl;
import com.alibaba.fastjson2.JSONObject;
import lombok.RequiredArgsConstructor;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Component;
import xin.merlin.myplayerbackend.utils.websocket.command.BaseCommandHandler;
import java.time.Duration;
@Component
@RequiredArgsConstructor
public class Heartbeat implements BaseCommandHandler {
private final RedisTemplate<String, String> redis;
@Override
public void handle(JSONObject msg) {
String userId = msg.getString("from");
redis.opsForValue().set("online:" + userId, "1", Duration.ofMinutes(5));
}
}

23
src/main/java/xin/merlin/myplayerbackend/utils/websocket/command/impl/Message.java Normal file
View File

@@ -0,0 +1,23 @@
package xin.merlin.myplayerbackend.utils.websocket.command.impl;
import com.alibaba.fastjson2.JSONObject;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Component;
import xin.merlin.myplayerbackend.utils.websocket.WebSocketSessionManager;
import xin.merlin.myplayerbackend.utils.websocket.command.BaseCommandHandler;
import java.io.IOException;
@Component
@RequiredArgsConstructor
public class Message implements BaseCommandHandler {
private final WebSocketSessionManager sessionManager;
@Override
public void handle(JSONObject msg) throws IOException {
String to = msg.getString("to");
sessionManager.sendToUser(Integer.valueOf(to), msg.toJSONString());
}
}

24
src/main/java/xin/merlin/myplayerbackend/utils/websocket/command/impl/Ping.java Normal file
View File

@@ -0,0 +1,24 @@
package xin.merlin.myplayerbackend.utils.websocket.command.impl;
import com.alibaba.fastjson2.JSONObject;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Component;
import xin.merlin.myplayerbackend.utils.websocket.WebSocketSessionManager;
import xin.merlin.myplayerbackend.utils.websocket.command.BaseCommandHandler;
import java.io.IOException;
@Component
@RequiredArgsConstructor
public class Ping implements BaseCommandHandler {
private final WebSocketSessionManager sessionManager;
@Override
public void handle(JSONObject msg) throws IOException {
String from = msg.getString("from");
msg.put("cmd", "PONG");
sessionManager.sendToUser(Integer.valueOf(from), msg.toJSONString());
}
}

22
src/main/java/xin/merlin/myplayerbackend/utils/websocket/command/impl/SystemNotify.java Normal file
View File

@@ -0,0 +1,22 @@
package xin.merlin.myplayerbackend.utils.websocket.command.impl;
import com.alibaba.fastjson2.JSONObject;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Component;
import xin.merlin.myplayerbackend.utils.websocket.WebSocketSessionManager;
import xin.merlin.myplayerbackend.utils.websocket.command.BaseCommandHandler;
import java.io.IOException;
@Component
@RequiredArgsConstructor
public class SystemNotify implements BaseCommandHandler {
private final WebSocketSessionManager sessionManager;
@Override
public void handle(JSONObject msg) throws IOException {
sessionManager.broadcast(msg.toJSONString());
}
}

22
src/main/java/xin/merlin/myplayerbackend/utils/websocket/command/impl/Typing.java Normal file
View File

@@ -0,0 +1,22 @@
package xin.merlin.myplayerbackend.utils.websocket.command.impl;
import com.alibaba.fastjson2.JSONObject;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Component;
import xin.merlin.myplayerbackend.utils.websocket.WebSocketSessionManager;
import xin.merlin.myplayerbackend.utils.websocket.command.BaseCommandHandler;
import java.io.IOException;
@Component
@RequiredArgsConstructor
public class Typing implements BaseCommandHandler {
private final WebSocketSessionManager sessionManager;
@Override
public void handle(JSONObject msg) throws IOException {
String to = msg.getString("to");
sessionManager.sendToUser(Integer.valueOf(to), msg.toJSONString());
}
}