删除文件

hazard-admin/src/main/java/com/ozs/web/core/util/CameraUtil.java

@@ -19,6 +19,7 @@ import org.springframework.web.bind.annotation.GetMapping;
 
 import javax.annotation.PostConstruct;
 import java.io.*;
+import java.text.SimpleDateFormat;
 import java.util.*;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -457,4 +458,43 @@ public class CameraUtil {
         flvPath = caneraConfig.getFlvPath();
         filePath = caneraConfig.getFilePath();
     }
+
+    public void deleteFlv() throws IOException, InterruptedException {
+        SimpleDateFormat s = new SimpleDateFormat("yyyy-MM-dd");
+        Date date = new Date();
+        Calendar calendar = new GregorianCalendar();
+        calendar.setTime(date);
+        calendar.add(calendar.DATE, -1); //把日期往后增加一天,整数  往后推,负数往前移动
+        date = calendar.getTime(); //这个时间就是日期往后推一天的结果
+        String path = BaseConfig.getProfile() + "/flv/" + DateUtils.parseDateToStr(DateUtils.YYYY_MM_DD, date);
+        File file = new File(path);
+        if (file.exists()) {
+            List<String> rspList = new ArrayList<String>();
+            Process proc = Runtime.getRuntime().exec("/bin/bash", null, null);
+            BufferedReader in = new BufferedReader(new InputStreamReader(proc.getInputStream()));
+            PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(proc.getOutputStream())), true);
+            String commit = " rm -rf  " + path;
+            List<String> commands = new ArrayList<>();
+
+            // 删除
+            commands.add(commit);
+            for (String line : commands) {
+                out.println(line);
+            }
+            out.println("exit");// 这个命令必须执行，否则in流不结束。
+            String rspLine = "";
+            while ((rspLine = in.readLine()) != null) {
+                System.out.println(rspLine);
+                rspList.add(rspLine);
+            }
+            int i = proc.waitFor();
+            log.info("执行结果：{}", i);
+
+            in.close();
+            out.close();
+            proc.destroy();
+        }
+    }
+
+
 }