From 5d901b5e3f033e8b04e53420d68626cbd87431c8 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期五, 06 五月 2022 10:12:34 +0800
Subject: [PATCH] 使用阿里代码规范。规范代码写法

---
 src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java |  283 +++++++++++++++++++++++++++++++++++---------------------
 1 files changed, 175 insertions(+), 108 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java
index ed069f8..a7e6016 100644
--- a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java
+++ b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java
@@ -2,16 +2,15 @@
 
 import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
-import com.genersoft.iot.vmp.conf.MediaConfig;
 import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
-import com.genersoft.iot.vmp.gb28181.session.SsrcUtil;
+import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
 
-import java.util.HashMap;
-import java.util.Map;
+import java.util.*;
 
 @Component
 public class ZLMRTPServerFactory {
@@ -19,107 +18,146 @@
     private Logger logger = LoggerFactory.getLogger("ZLMRTPServerFactory");
 
     @Autowired
-    private MediaConfig mediaConfig;
-
-    @Autowired
     private ZLMRESTfulUtils zlmresTfulUtils;
 
     private int[] portRangeArray = new int[2];
 
-    private int currentPort = 0;
-
-    private Map<String, Integer> currentStreams = null;
-
-    public int createRTPServer(String streamId) {
-        if (currentStreams == null) {
-            currentStreams = new HashMap<>();
-            JSONObject jsonObject = zlmresTfulUtils.listRtpServer();
-            if (jsonObject != null) {
-                JSONArray data = jsonObject.getJSONArray("data");
-                if (data != null) {
-                    for (int i = 0; i < data.size(); i++) {
-                        JSONObject dataItem = data.getJSONObject(i);
-                        currentStreams.put(dataItem.getString("stream_id"), dataItem.getInteger("port"));
-                    }
+    public int getFreePort(MediaServerItem mediaServerItem, int startPort, int endPort, List<Integer> usedFreelist) {
+        if (endPort <= startPort) {
+            return -1;
+        }
+        if (usedFreelist == null) {
+            usedFreelist = new ArrayList<>();
+        }
+        JSONObject listRtpServerJsonResult = zlmresTfulUtils.listRtpServer(mediaServerItem);
+        if (listRtpServerJsonResult != null) {
+            JSONArray data = listRtpServerJsonResult.getJSONArray("data");
+            if (data != null) {
+                for (int i = 0; i < data.size(); i++) {
+                    JSONObject dataItem = data.getJSONObject(i);
+                    usedFreelist.add(dataItem.getInteger("port"));
                 }
             }
-        }
-        // 宸茬粡鍦ㄦ帹娴�
-        if (currentStreams.get(streamId) != null) {
-            Map<String, Object> closeRtpServerParam = new HashMap<>();
-            closeRtpServerParam.put("stream_id", streamId);
-            zlmresTfulUtils.closeRtpServer(closeRtpServerParam);
-            currentStreams.remove(streamId);
         }
 
         Map<String, Object> param = new HashMap<>();
         int result = -1;
-        int newPort = getPortFromportRange();
-        param.put("port", newPort);
+        // 璁剧疆鎺ㄦ祦绔彛
+        if (startPort%2 == 1) {
+            startPort ++;
+        }
+        boolean checkPort = false;
+        for (int i = startPort; i < endPort  + 1; i+=2) {
+            if (!usedFreelist.contains(i)){
+                checkPort = true;
+                startPort = i;
+                break;
+            }
+        }
+        if (!checkPort) {
+            logger.warn("鏈壘鍒拌妭鐐箋}涓婅寖鍥碵{}-{}]鐨勭┖闂茬鍙�", mediaServerItem.getId(), startPort, endPort);
+            return -1;
+        }
+        param.put("port", startPort);
+        String stream = UUID.randomUUID().toString();
+        param.put("enable_tcp", 1);
+        param.put("stream_id", stream);
+        param.put("port", 0);
+        JSONObject openRtpServerResultJson = zlmresTfulUtils.openRtpServer(mediaServerItem, param);
+
+        if (openRtpServerResultJson != null) {
+            if (openRtpServerResultJson.getInteger("code") == 0) {
+                result= openRtpServerResultJson.getInteger("port");
+                Map<String, Object> closeRtpServerParam = new HashMap<>();
+                closeRtpServerParam.put("stream_id", stream);
+                zlmresTfulUtils.closeRtpServer(mediaServerItem, closeRtpServerParam);
+            }else {
+                usedFreelist.add(startPort);
+                startPort +=2;
+                result = getFreePort(mediaServerItem, startPort, endPort,usedFreelist);
+            }
+        }else {
+            //  妫�鏌LM鐘舵��
+            logger.error("鍒涘缓RTP Server 澶辫触 {}: 璇锋鏌LM鏈嶅姟", param.get("port"));
+        }
+        return result;
+    }
+
+    public int createRTPServer(MediaServerItem mediaServerItem, String streamId, int ssrc) {
+        int result = -1;
+        // 鏌ヨ姝tp server 鏄惁宸茬粡瀛樺湪
+        JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(mediaServerItem, streamId);
+        if (rtpInfo != null && rtpInfo.getInteger("code") == 0 && rtpInfo.getBoolean("exist")) {
+            result = rtpInfo.getInteger("local_port");
+            return result;
+        }
+        Map<String, Object> param = new HashMap<>();
+        // 鎺ㄦ祦绔彛璁剧疆0鍒欎娇鐢ㄩ殢鏈虹鍙�
         param.put("enable_tcp", 1);
         param.put("stream_id", streamId);
-        JSONObject jsonObject = zlmresTfulUtils.openRtpServer(param);
+        param.put("port", 0);
+        param.put("ssrc", ssrc);
+        JSONObject openRtpServerResultJson = zlmresTfulUtils.openRtpServer(mediaServerItem, param);
 
-        if (jsonObject != null) {
-            switch (jsonObject.getInteger("code")){
-                case 0:
-                    result= newPort;
-                    break;
-                case -300: // id宸茬粡瀛樺湪, 鍙兘宸茬粡鍦ㄥ叾浠栫鍙f帹娴�
-                    Map<String, Object> closeRtpServerParam = new HashMap<>();
-                    closeRtpServerParam.put("stream_id", streamId);
-                    zlmresTfulUtils.closeRtpServer(closeRtpServerParam);
-                    result = newPort;
-                    break;
-                case -400: // 绔彛鍗犵敤
-                    result= createRTPServer(streamId);
-                    break;
-                default:
-                    logger.error("鍒涘缓RTP Server 澶辫触 {}: " + jsonObject.getString("msg"), newPort);
-                    break;
-            }
-        }else {
-            //  妫�鏌LM鐘舵��
-            logger.error("鍒涘缓RTP Server 澶辫触 {}: 璇锋鏌LM鏈嶅姟", newPort);
-        }
-        return result;
-    }
-
-    public boolean closeRTPServer(String streamId) {
-        boolean result = false;
-        Map<String, Object> param = new HashMap<>();
-        param.put("stream_id", streamId);
-        JSONObject jsonObject = zlmresTfulUtils.closeRtpServer(param);
-        if (jsonObject != null ) {
-            if (jsonObject.getInteger("code") == 0) {
-                result = jsonObject.getInteger("hit") == 1;
+        if (openRtpServerResultJson != null) {
+            if (openRtpServerResultJson.getInteger("code") == 0) {
+                result= openRtpServerResultJson.getInteger("port");
             }else {
-                logger.error("鍏抽棴RTP Server 澶辫触: " + jsonObject.getString("msg"));
+                logger.error("鍒涘缓RTP Server 澶辫触 {}: ", openRtpServerResultJson.getString("msg"));
             }
         }else {
             //  妫�鏌LM鐘舵��
-            logger.error("鍏抽棴RTP Server 澶辫触: 璇锋鏌LM鏈嶅姟");
+            logger.error("鍒涘缓RTP Server 澶辫触 {}: 璇锋鏌LM鏈嶅姟", param.get("port"));
         }
         return result;
     }
 
-    private int getPortFromportRange() {
-        if (currentPort == 0) {
-            String[] portRangeStrArray = mediaConfig.getRtpPortRange().split(",");
-            portRangeArray[0] = Integer.parseInt(portRangeStrArray[0]);
-            portRangeArray[1] = Integer.parseInt(portRangeStrArray[1]);
-        }
-
-        if (currentPort == 0 || currentPort++ > portRangeArray[1]) {
-            currentPort = portRangeArray[0];
-            return portRangeArray[0];
-        } else {
-            if (currentPort % 2 == 1) {
-                currentPort++;
+    public boolean closeRTPServer(MediaServerItem serverItem, String streamId) {
+        boolean result = false;
+        if (serverItem !=null){
+            Map<String, Object> param = new HashMap<>();
+            param.put("stream_id", streamId);
+            JSONObject jsonObject = zlmresTfulUtils.closeRtpServer(serverItem, param);
+            if (jsonObject != null ) {
+                if (jsonObject.getInteger("code") == 0) {
+                    result = jsonObject.getInteger("hit") == 1;
+                }else {
+                    logger.error("鍏抽棴RTP Server 澶辫触: " + jsonObject.getString("msg"));
+                }
+            }else {
+                //  妫�鏌LM鐘舵��
+                logger.error("鍏抽棴RTP Server 澶辫触: 璇锋鏌LM鏈嶅姟");
             }
-            return currentPort++;
         }
+        return result;
     }
+
+//    private int getPortFromportRange(MediaServerItem mediaServerItem) {
+//        int currentPort = mediaServerItem.getCurrentPort();
+//        if (currentPort == 0) {
+//            String[] portRangeStrArray = mediaServerItem.getSendRtpPortRange().split(",");
+//            if (portRangeStrArray.length != 2) {
+//                portRangeArray[0] = 30000;
+//                portRangeArray[1] = 30500;
+//            }else {
+//                portRangeArray[0] = Integer.parseInt(portRangeStrArray[0]);
+//                portRangeArray[1] = Integer.parseInt(portRangeStrArray[1]);
+//            }
+//        }
+//
+//        if (currentPort == 0 || currentPort++ > portRangeArray[1]) {
+//            currentPort = portRangeArray[0];
+//            mediaServerItem.setCurrentPort(currentPort);
+//            return portRangeArray[0];
+//        } else {
+//            if (currentPort % 2 == 1) {
+//                currentPort++;
+//            }
+//            currentPort++;
+//            mediaServerItem.setCurrentPort(currentPort);
+//            return currentPort;
+//        }
+//    }
 
     /**
      * 鍒涘缓涓�涓浗鏍囨帹娴�
@@ -131,12 +169,21 @@
      * @param tcp 鏄惁涓簍cp
      * @return SendRtpItem
      */
-    public SendRtpItem createSendRtpItem(String ip, int port, String ssrc, String platformId, String deviceId, String channelId, boolean tcp){
-        String playSsrc = SsrcUtil.getPlaySsrc();
-        int localPort = createRTPServer(SsrcUtil.getPlaySsrc());
-        if (localPort != -1) {
-            closeRTPServer(playSsrc);
+    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String deviceId, String channelId, boolean tcp){
+
+        // 浣跨敤RTPServer 鍔熻兘鎵句竴涓彲鐢ㄧ殑绔彛
+        String sendRtpPortRange = serverItem.getSendRtpPortRange();
+        if (StringUtils.isEmpty(sendRtpPortRange)) {
+            return null;
+        }
+        String[] portRangeStrArray = serverItem.getSendRtpPortRange().split(",");
+        int localPort = -1;
+        if (portRangeStrArray.length != 2) {
+            localPort = getFreePort(serverItem, 30000, 30500, null);
         }else {
+            localPort = getFreePort(serverItem, Integer.parseInt(portRangeStrArray[0]),  Integer.parseInt(portRangeStrArray[1]), null);
+        }
+        if (localPort == -1) {
             logger.error("娌℃湁鍙敤鐨勭鍙�");
             return null;
         }
@@ -150,6 +197,7 @@
         sendRtpItem.setTcp(tcp);
         sendRtpItem.setApp("rtp");
         sendRtpItem.setLocalPort(localPort);
+        sendRtpItem.setMediaServerId(serverItem.getId());
         return sendRtpItem;
     }
 
@@ -163,12 +211,20 @@
      * @param tcp 鏄惁涓簍cp
      * @return SendRtpItem
      */
-    public SendRtpItem createSendRtpItem(String ip, int port, String ssrc, String platformId, String app, String stream, String channelId, boolean tcp){
-        String playSsrc = SsrcUtil.getPlaySsrc();
-        int localPort = createRTPServer(SsrcUtil.getPlaySsrc());
-        if (localPort != -1) {
-            closeRTPServer(playSsrc);
+    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String app, String stream, String channelId, boolean tcp){
+        // 浣跨敤RTPServer 鍔熻兘鎵句竴涓彲鐢ㄧ殑绔彛
+        String sendRtpPortRange = serverItem.getSendRtpPortRange();
+        if (StringUtils.isEmpty(sendRtpPortRange)) {
+            return null;
+        }
+        String[] portRangeStrArray = serverItem.getSendRtpPortRange().split(",");
+        int localPort = -1;
+        if (portRangeStrArray.length != 2) {
+            localPort = getFreePort(serverItem, 30000, 30500, null);
         }else {
+            localPort = getFreePort(serverItem, Integer.parseInt(portRangeStrArray[0]),  Integer.parseInt(portRangeStrArray[1]), null);
+        }
+        if (localPort == -1) {
             logger.error("娌℃湁鍙敤鐨勭鍙�");
             return null;
         }
@@ -182,40 +238,40 @@
         sendRtpItem.setChannelId(channelId);
         sendRtpItem.setTcp(tcp);
         sendRtpItem.setLocalPort(localPort);
+        sendRtpItem.setMediaServerId(serverItem.getId());
         return sendRtpItem;
     }
 
     /**
-     * 璋冪敤zlm RESTful API 鈥斺�� startSendRtp
+     * 璋冪敤zlm RESTFUL API 鈥斺�� startSendRtp
      */
-    public Boolean startSendRtpStream(Map<String, Object>param) {
+    public JSONObject startSendRtpStream(MediaServerItem mediaServerItem, Map<String, Object>param) {
         Boolean result = false;
-        JSONObject jsonObject = zlmresTfulUtils.startSendRtp(param);
-        logger.info(jsonObject.toJSONString());
+        JSONObject jsonObject = zlmresTfulUtils.startSendRtp(mediaServerItem, param);
         if (jsonObject == null) {
             logger.error("RTP鎺ㄦ祦澶辫触: 璇锋鏌LM鏈嶅姟");
         } else if (jsonObject.getInteger("code") == 0) {
             result= true;
-            logger.info("RTP鎺ㄦ祦璇锋眰鎴愬姛锛屾湰鍦版帹娴佺鍙o細" + jsonObject.getString("local_port"));
+            logger.info("RTP鎺ㄦ祦鎴愬姛[ {}/{} ]锛寋}->{}:{}, " ,param.get("app"), param.get("stream"), jsonObject.getString("local_port"), param.get("dst_url"), param.get("dst_port"));
         } else {
-            logger.error("RTP鎺ㄦ祦澶辫触: " + jsonObject.getString("msg"));
+            logger.error("RTP鎺ㄦ祦澶辫触: {}, 鍙傛暟锛歿}",jsonObject.getString("msg"),JSONObject.toJSON(param));
         }
-        return result;
+        return jsonObject;
     }
 
     /**
      * 鏌ヨ寰呰浆鎺ㄧ殑娴佹槸鍚﹀氨缁�
      */
-    public Boolean isRtpReady(String streamId) {
-        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo("rtp", "rtmp", streamId);
+    public Boolean isRtpReady(MediaServerItem mediaServerItem, String streamId) {
+        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(mediaServerItem,"rtp", "rtmp", streamId);
         return (mediaInfo.getInteger("code") == 0 && mediaInfo.getBoolean("online"));
     }
 
     /**
      * 鏌ヨ寰呰浆鎺ㄧ殑娴佹槸鍚﹀氨缁�
      */
-    public Boolean isStreamReady(String app, String streamId) {
-        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(app, "rtmp", streamId);
+    public Boolean isStreamReady(MediaServerItem mediaServerItem, String app, String streamId) {
+        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(mediaServerItem, app, "rtmp", streamId);
         return (mediaInfo.getInteger("code") == 0 && mediaInfo.getBoolean("online"));
     }
 
@@ -224,25 +280,36 @@
      * @param streamId
      * @return
      */
-    public int totalReaderCount(String app, String streamId) {
-        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(app, "rtmp", streamId);
+    public int totalReaderCount(MediaServerItem mediaServerItem, String app, String streamId) {
+        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(mediaServerItem, app, "rtmp", streamId);
+        Integer code = mediaInfo.getInteger("code");
+        if (mediaInfo == null) {
+            return 0;
+        }
+        if ( code < 0) {
+            logger.warn("鏌ヨ娴�({}/{})鏄惁鏈夊叾瀹冭鐪嬭�呮椂寰楀埌锛� {}", app, streamId, mediaInfo.getString("msg"));
+            return -1;
+        }
+        if ( code == 0 && ! mediaInfo.getBoolean("online")) {
+            logger.warn("鏌ヨ娴�({}/{})鏄惁鏈夊叾瀹冭鐪嬭�呮椂寰楀埌锛� {}", app, streamId, mediaInfo.getString("msg"));
+            return -1;
+        }
         return mediaInfo.getInteger("totalReaderCount");
     }
 
     /**
      * 璋冪敤zlm RESTful API 鈥斺�� stopSendRtp
      */
-    public Boolean stopSendRtpStream(Map<String, Object>param) {
+    public Boolean stopSendRtpStream(MediaServerItem mediaServerItem, Map<String, Object>param) {
         Boolean result = false;
-        JSONObject jsonObject = zlmresTfulUtils.stopSendRtp(param);
-        logger.info(jsonObject.toJSONString());
+        JSONObject jsonObject = zlmresTfulUtils.stopSendRtp(mediaServerItem, param);
         if (jsonObject == null) {
             logger.error("鍋滄RTP鎺ㄦ祦澶辫触: 璇锋鏌LM鏈嶅姟");
         } else if (jsonObject.getInteger("code") == 0) {
             result= true;
             logger.info("鍋滄RTP鎺ㄦ祦鎴愬姛");
         } else {
-            logger.error("鍋滄RTP鎺ㄦ祦澶辫触: " + jsonObject.getString("msg"));
+            logger.error("鍋滄RTP鎺ㄦ祦澶辫触: {}, 鍙傛暟锛歿}",jsonObject.getString("msg"),JSONObject.toJSON(param));
         }
         return result;
     }

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