From 221f99c764b51c3cd284c6e5a41492c26c5c7ffc Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期五, 09 九月 2022 17:06:19 +0800
Subject: [PATCH] 优化sip消息

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java |   47 ++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 38 insertions(+), 9 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
index 390565c..3213065 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
@@ -1,5 +1,6 @@
 package com.genersoft.iot.vmp.gb28181.transmit.event.request;
 
+import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
 import gov.nist.javax.sip.SipProviderImpl;
 import gov.nist.javax.sip.SipStackImpl;
 import gov.nist.javax.sip.message.SIPRequest;
@@ -58,11 +59,14 @@
 	public ServerTransaction getServerTransaction(RequestEvent evt) {
 		Request request = evt.getRequest();
 		ServerTransaction serverTransaction = evt.getServerTransaction();
+		if (serverTransaction != null) {
+			System.out.println(serverTransaction.getState().toString());
+		}
 		// 鍒ゆ柇TCP杩樻槸UDP
 		boolean isTcp = false;
 		ViaHeader reqViaHeader = (ViaHeader) request.getHeader(ViaHeader.NAME);
 		String transport = reqViaHeader.getTransport();
-		if (transport.equals("TCP")) {
+		if (transport.equalsIgnoreCase("TCP")) {
 			isTcp = true;
 		}
 
@@ -85,6 +89,8 @@
 				logger.error(e.getMessage());
 			} catch (TransactionUnavailableException e) {
 				logger.error(e.getMessage());
+			}finally {
+
 			}
 		}
 		return serverTransaction;
@@ -136,9 +142,11 @@
 			return;
 		}
 		serverTransaction.sendResponse(response);
-		if (statusCode >= 200 && !"NOTIFY".equals(evt.getRequest().getMethod())) {
+		if (statusCode >= 200 && !"NOTIFY".equalsIgnoreCase(evt.getRequest().getMethod())) {
 
-			if (serverTransaction.getDialog() != null) serverTransaction.getDialog().delete();
+			if (serverTransaction.getDialog() != null) {
+				serverTransaction.getDialog().delete();
+			}
 		}
 	}
 
@@ -147,8 +155,10 @@
 		response.setReasonPhrase(msg);
 		ServerTransaction serverTransaction = getServerTransaction(evt);
 		serverTransaction.sendResponse(response);
-		if (statusCode >= 200 && !"NOTIFY".equals(evt.getRequest().getMethod())) {
-			if (serverTransaction.getDialog() != null) serverTransaction.getDialog().delete();
+		if (statusCode >= 200 && !"NOTIFY".equalsIgnoreCase(evt.getRequest().getMethod())) {
+			if (serverTransaction.getDialog() != null) {
+				serverTransaction.getDialog().delete();
+			}
 		}
 	}
 
@@ -160,18 +170,27 @@
 	 * @throws InvalidArgumentException
 	 * @throws ParseException
 	 */
-	public void responseSdpAck(RequestEvent evt, String sdp) throws SipException, InvalidArgumentException, ParseException {
+	public void responseSdpAck(RequestEvent evt, String sdp, ParentPlatform platform) throws SipException, InvalidArgumentException, ParseException {
 		Response response = getMessageFactory().createResponse(Response.OK, evt.getRequest());
 		SipFactory sipFactory = SipFactory.getInstance();
 		ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "SDP");
 		response.setContent(sdp, contentTypeHeader);
 
+		// 鍏煎鍥芥爣涓殑浣跨敤缂栫爜@鍩熷悕浣滀负RequestURI鐨勬儏鍐�
 		SipURI sipURI = (SipURI)evt.getRequest().getRequestURI();
+		if (sipURI.getPort() == -1) {
+			sipURI = sipFactory.createAddressFactory().createSipURI(platform.getServerGBId(),  platform.getServerIP()+":"+platform.getServerPort());
+		}
+		logger.debug("responseSdpAck SipURI: {}:{}", sipURI.getHost(), sipURI.getPort());
 
 		Address concatAddress = sipFactory.createAddressFactory().createAddress(
 				sipFactory.createAddressFactory().createSipURI(sipURI.getUser(),  sipURI.getHost()+":"+sipURI.getPort()
 				));
 		response.addHeader(sipFactory.createHeaderFactory().createContactHeader(concatAddress));
+		ServerTransaction serverTransaction = getServerTransaction(evt);
+		if (serverTransaction == null) {
+
+		}
 		getServerTransaction(evt).sendResponse(response);
 	}
 
@@ -183,13 +202,18 @@
 	 * @throws InvalidArgumentException
 	 * @throws ParseException
 	 */
-	public Response responseXmlAck(RequestEvent evt, String xml) throws SipException, InvalidArgumentException, ParseException {
+	public Response responseXmlAck(RequestEvent evt, String xml, ParentPlatform platform) throws SipException, InvalidArgumentException, ParseException {
 		Response response = getMessageFactory().createResponse(Response.OK, evt.getRequest());
 		SipFactory sipFactory = SipFactory.getInstance();
-		ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "MANSCDP+xml");
+		ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("Application", "MANSCDP+xml");
 		response.setContent(xml, contentTypeHeader);
 
+		// 鍏煎鍥芥爣涓殑浣跨敤缂栫爜@鍩熷悕浣滀负RequestURI鐨勬儏鍐�
 		SipURI sipURI = (SipURI)evt.getRequest().getRequestURI();
+		if (sipURI.getPort() == -1) {
+			sipURI = sipFactory.createAddressFactory().createSipURI(platform.getServerGBId(),  platform.getServerIP()+":"+platform.getServerPort());
+		}
+		logger.debug("responseXmlAck SipURI: {}:{}", sipURI.getHost(), sipURI.getPort());
 
 		Address concatAddress = sipFactory.createAddressFactory().createAddress(
 				sipFactory.createAddressFactory().createSipURI(sipURI.getUser(),  sipURI.getHost()+":"+sipURI.getPort()
@@ -204,7 +228,9 @@
 		return getRootElement(evt, "gb2312");
 	}
 	public Element getRootElement(RequestEvent evt, String charset) throws DocumentException {
-		if (charset == null) charset = "gb2312";
+		if (charset == null) {
+			charset = "gb2312";
+		}
 		Request request = evt.getRequest();
 		SAXReader reader = new SAXReader();
 		reader.setEncoding(charset);
@@ -214,6 +240,9 @@
 		byte destBye = (byte) despChar;
 		List<Byte> result = new ArrayList<>();
 		byte[] rawContent = request.getRawContent();
+		if (rawContent == null) {
+			return null;
+		}
 		for (int i = 0; i < rawContent.length; i++) {
 			if (rawContent[i] == destBye) {
 				boolean resul = false;

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