From 45e1162a14af5c0aac7a0709d6e4579519538111 Mon Sep 17 00:00:00 2001
From: zhangk <zhangk@gisuni.com>
Date: Fri, 28 Jun 2024 12:11:25 +0800
Subject: [PATCH] 添加解析北斗消息功能
---
skjcmanager/skjcmanager-service/skjcmanager-sm/src/main/java/cn/gistack/sm/sjztmd/service/impl/StBdDataServiceImpl.java | 87 ++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 85 insertions(+), 2 deletions(-)
diff --git a/skjcmanager/skjcmanager-service/skjcmanager-sm/src/main/java/cn/gistack/sm/sjztmd/service/impl/StBdDataServiceImpl.java b/skjcmanager/skjcmanager-service/skjcmanager-sm/src/main/java/cn/gistack/sm/sjztmd/service/impl/StBdDataServiceImpl.java
index adca6b5..ba311a9 100644
--- a/skjcmanager/skjcmanager-service/skjcmanager-sm/src/main/java/cn/gistack/sm/sjztmd/service/impl/StBdDataServiceImpl.java
+++ b/skjcmanager/skjcmanager-service/skjcmanager-sm/src/main/java/cn/gistack/sm/sjztmd/service/impl/StBdDataServiceImpl.java
@@ -4,9 +4,11 @@
import cn.gistack.sm.sjztmd.entity.StBdData;
import cn.gistack.sm.sjztmd.mapper.StBdDataMapper;
import cn.gistack.sm.sjztmd.service.IStBdDataService;
+import cn.gistack.sm.sjztmd.vo.BdParsedContentVO;
import cn.gistack.sm.sjztmd.vo.StBdDataVO;
import cn.gistack.sm.sjztmd.vo.StBdVO;
import cn.hutool.core.util.StrUtil;
+import com.alibaba.fastjson.JSONObject;
import com.baomidou.dynamic.datasource.annotation.DS;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
@@ -19,6 +21,9 @@
import org.springblade.core.mp.support.Query;
import org.springframework.stereotype.Service;
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.nio.charset.Charset;
import java.text.SimpleDateFormat;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@@ -52,12 +57,72 @@
stBdData.setToAddr(commInfo.getToAddr());
String content = commInfo.getContent();
stBdData.setContent(content);
- boolean isContainsChinese = contentIsContainChinese(content);
- stBdData.setCodeType(isContainsChinese? RainfallConstant.CONTAINS_CHINESE : RainfallConstant.NOT_CONTAINS_CHINESE);
+ BdParsedContentVO parsedContentVO = parseContent(content);
+ if (!parsedContentVO.getSuccess()) {
+ log.warn("解析content失败, parsedContentVO : {}", parsedContentVO);
+ }
+ stBdData.setParsedContent(parsedContentVO.getParsedContent());
+ stBdData.setLongitude(parsedContentVO.getLongitude());
+ stBdData.setLatitude(parsedContentVO.getLatitude());
+ stBdData.setAltitude(parsedContentVO.getAltitude());
+ boolean containsChinese = parsedContentVO.isContainChinese();
+ stBdData.setCodeType(containsChinese? RainfallConstant.CONTAINS_CHINESE : RainfallConstant.NOT_CONTAINS_CHINESE);
stBdDataList.add(stBdData);
}
this.saveBatch(stBdDataList);
return true;
+ }
+
+ private BdParsedContentVO parseContent(String content) {
+ BdParsedContentVO bdParsedContentVO = new BdParsedContentVO();
+ bdParsedContentVO.setContainChinese(false);
+ bdParsedContentVO.setSuccess(false);
+ if (StrUtil.isEmpty(content)) {
+ bdParsedContentVO.setErrorMessage("无效的content");
+ return bdParsedContentVO;
+ }
+
+ // 信息类型
+ StringBuilder contentSb = new StringBuilder(content);
+ String infoType = contentSb.substring(0, 2);
+
+ if (!"91".equals(infoType)) {
+ bdParsedContentVO.setErrorMessage("报文信息类型不是91，无法解析");
+ return bdParsedContentVO;
+ }
+
+ // 接受者手机号
+ Long phoneNumber = Long.parseLong(contentSb.substring(2, 12), 16);
+
+ String formattedDate = formatter.format(new Date(1000L * Long.parseLong(contentSb.substring(12, 20), 16)));
+
+ // 经度
+ String longitude = new BigDecimal(Long.parseLong(contentSb.substring(20, 28), 16))
+ .divide(new BigDecimal(1000000), 6, RoundingMode.HALF_UP).toString();
+
+ // 纬度
+ String latitude = new BigDecimal(Long.parseLong(contentSb.substring(28, 36), 16))
+ .divide(new BigDecimal(1000000), 6 ,RoundingMode.HALF_UP).toString();
+
+ // 海拔
+ String altitude = String.valueOf(Integer.parseInt(contentSb.substring(36, 40), 16));
+
+ // 短信内容解析
+ String textMessage = hexStr2Str(contentSb.substring(40, content.length()));
+
+ // 是否包含中文
+ bdParsedContentVO.setContainChinese(contentIsContainChinese(textMessage));
+
+ JSONObject dataObject = new JSONObject();
+ dataObject.put("phone", phoneNumber);
+ dataObject.put("time", formattedDate);
+ dataObject.put("longitude", longitude);
+ dataObject.put("latitude", latitude);
+ dataObject.put("altitude", altitude);
+ dataObject.put("message", textMessage);
+ bdParsedContentVO.setParsedContent(dataObject.toString());
+ bdParsedContentVO.setSuccess(true);
+ return bdParsedContentVO;
}
@Override
@@ -80,4 +145,22 @@
Matcher matcher = pattern.matcher(content);
return matcher.find();
}
+
+ public static String hexStr2Str(String hexStr) {
+ String str = "0123456789ABCDEF"; // 16进制能用到的所有字符 0-15
+ char[] hexs = hexStr.toCharArray(); // toCharArray() 方法将字符串转换为字符数组。
+ int length = (hexStr.length() / 2); // 1个byte数值 -> 两个16进制字符
+ byte[] bytes = new byte[length];
+ int n;
+ for (int i = 0; i < bytes.length; i++) {
+ int position = i * 2; //两个16进制字符 -> 1个byte数值
+ n = str.indexOf(hexs[position]) * 16;
+ n += str.indexOf(hexs[position + 1]);
+ // 保持二进制补码的一致性 因为byte类型字符是8bit的 而int为32bit 会自动补齐高位1 所以与上0xFF之后可以保持高位一致性
+ // 当byte要转化为int的时候，高的24位必然会补1，这样，其二进制补码其实已经不一致了，&0xff可以将高的24位置为0，低8位保持原样，
+ // 这样做的目的就是为了保证二进制数据的一致性。
+ bytes[i] = (byte) (n & 0xff);
+ }
+ return new String(bytes, Charset.forName("GB18030"));
+ }
}
--
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