From 1dbb559b388831b5f15e690d0b33d24b1faaa983 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期二, 25 一月 2022 15:43:52 +0800
Subject: [PATCH] 优化文件导入判断

---
 src/main/java/com/genersoft/iot/vmp/gb28181/session/VideoStreamSessionManager.java |  113 +++++++++++++++++++++++++++++++++++++++++++++-----------
 1 files changed, 91 insertions(+), 22 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/session/VideoStreamSessionManager.java b/src/main/java/com/genersoft/iot/vmp/gb28181/session/VideoStreamSessionManager.java
index f8b9350..d41b04d 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/session/VideoStreamSessionManager.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/session/VideoStreamSessionManager.java
@@ -1,41 +1,110 @@
 package com.genersoft.iot.vmp.gb28181.session;
 
-import java.util.concurrent.ConcurrentHashMap;
+import java.util.ArrayList;
+import java.util.List;
 
 import javax.sip.ClientTransaction;
+import javax.sip.Dialog;
 
+import com.genersoft.iot.vmp.common.VideoManagerConstants;
+import com.genersoft.iot.vmp.conf.UserSetup;
+import com.genersoft.iot.vmp.gb28181.bean.SsrcTransaction;
+import com.genersoft.iot.vmp.utils.SerializeUtils;
+import com.genersoft.iot.vmp.utils.redis.RedisUtil;
+import gov.nist.javax.sip.stack.SIPDialog;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 /**    
- * @Description:瑙嗛娴乻ession绠$悊鍣紝绠$悊瑙嗛棰勮銆侀瑙堝洖鏀剧殑閫氫俊鍙ユ焺 
- * @author: songww
+ * @description:瑙嗛娴乻ession绠$悊鍣紝绠$悊瑙嗛棰勮銆侀瑙堝洖鏀剧殑閫氫俊鍙ユ焺 
+ * @author: swwheihei
  * @date:   2020骞�5鏈�13鏃� 涓嬪崍4:03:02     
  */
 @Component
 public class VideoStreamSessionManager {
 
-	private ConcurrentHashMap<String, ClientTransaction> sessionMap = new ConcurrentHashMap<>();
+	@Autowired
+	private RedisUtil redisUtil;
 
-	public String createPlaySsrc(){
-		String ssrc = SsrcUtil.getPlaySsrc();
-		return ssrc;
+	@Autowired
+	private UserSetup userSetup;
+
+	public void put(String deviceId, String channelId ,String ssrc, String streamId, String mediaServerId, ClientTransaction transaction){
+		SsrcTransaction ssrcTransaction = new SsrcTransaction();
+		ssrcTransaction.setDeviceId(deviceId);
+		ssrcTransaction.setChannelId(channelId);
+		ssrcTransaction.setStreamId(streamId);
+		byte[] transactionByteArray = SerializeUtils.serialize(transaction);
+		ssrcTransaction.setTransaction(transactionByteArray);
+		ssrcTransaction.setSsrc(ssrc);
+		ssrcTransaction.setMediaServerId(mediaServerId);
+
+		redisUtil.set(VideoManagerConstants.MEDIA_TRANSACTION_USED_PREFIX + userSetup.getServerId() + "_" +  deviceId + "_" + channelId, ssrcTransaction);
+	}
+
+	public void put(String deviceId, String channelId , Dialog dialog){
+		SsrcTransaction ssrcTransaction = getSsrcTransaction(deviceId, channelId);
+		if (ssrcTransaction != null) {
+			byte[] dialogByteArray = SerializeUtils.serialize(dialog);
+			ssrcTransaction.setDialog(dialogByteArray);
+		}
+		redisUtil.set(VideoManagerConstants.MEDIA_TRANSACTION_USED_PREFIX + userSetup.getServerId() + "_" +  deviceId + "_" + channelId, ssrcTransaction);
+	}
+
+	
+	public ClientTransaction getTransaction(String deviceId, String channelId){
+		SsrcTransaction ssrcTransaction = getSsrcTransaction(deviceId, channelId);
+		if (ssrcTransaction == null) return null;
+		byte[] transactionByteArray = ssrcTransaction.getTransaction();
+		ClientTransaction clientTransaction = (ClientTransaction)SerializeUtils.deSerialize(transactionByteArray);
+		return clientTransaction;
+	}
+
+	public SIPDialog getDialog(String deviceId, String channelId){
+		SsrcTransaction ssrcTransaction = getSsrcTransaction(deviceId, channelId);
+		if (ssrcTransaction == null) return null;
+		byte[] dialogByteArray = ssrcTransaction.getDialog();
+		if (dialogByteArray == null) return null;
+		SIPDialog dialog = (SIPDialog)SerializeUtils.deSerialize(dialogByteArray);
+		return dialog;
+	}
+
+	public SsrcTransaction getSsrcTransaction(String deviceId, String channelId){
+		SsrcTransaction ssrcTransaction = (SsrcTransaction)redisUtil.get(VideoManagerConstants.MEDIA_TRANSACTION_USED_PREFIX + userSetup.getServerId() + "_" + deviceId + "_" + channelId);
+		return ssrcTransaction;
+	}
+
+	public String getStreamId(String deviceId, String channelId){
+		SsrcTransaction ssrcTransaction = getSsrcTransaction(deviceId, channelId);
+		if (ssrcTransaction == null) return null;
+		return ssrcTransaction.getStreamId();
+	}
+	public String getMediaServerId(String deviceId, String channelId){
+		SsrcTransaction ssrcTransaction = getSsrcTransaction(deviceId, channelId);
+		if (ssrcTransaction == null) return null;
+		return ssrcTransaction.getMediaServerId();
+	}
+
+	public String getSSRC(String deviceId, String channelId){
+		SsrcTransaction ssrcTransaction = getSsrcTransaction(deviceId, channelId);
+		if (ssrcTransaction == null) return null;
+		return ssrcTransaction.getSsrc();
 	}
 	
-	public String createPlayBackSsrc(){
-		String ssrc = SsrcUtil.getPlayBackSsrc();
-		return ssrc;
+	public void remove(String deviceId, String channelId) {
+		SsrcTransaction ssrcTransaction = getSsrcTransaction(deviceId, channelId);
+		if (ssrcTransaction == null) return;
+		redisUtil.del(VideoManagerConstants.MEDIA_TRANSACTION_USED_PREFIX + userSetup.getServerId() + "_" +  deviceId + "_" + channelId);
 	}
-	
-	public void put(String ssrc,ClientTransaction transaction){
-		sessionMap.put(ssrc, transaction);
-	}
-	
-	public ClientTransaction get(String ssrc){
-		return sessionMap.get(ssrc);
-	}
-	
-	public void remove(String ssrc) {
-		sessionMap.remove(ssrc);
-		SsrcUtil.releaseSsrc(ssrc);
+
+	public List<SsrcTransaction> getAllSsrc() {
+		List<Object> ssrcTransactionKeys = redisUtil.scan(String.format("%s_*_*", VideoManagerConstants.MEDIA_TRANSACTION_USED_PREFIX+ userSetup.getServerId() + "_" ));
+		List<SsrcTransaction> result= new ArrayList<>();
+		for (int i = 0; i < ssrcTransactionKeys.size(); i++) {
+			String key = (String)ssrcTransactionKeys.get(i);
+			SsrcTransaction ssrcTransaction = (SsrcTransaction)redisUtil.get(key);
+			result.add(ssrcTransaction);
+		}
+		return result;
 	}
 }

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