sige 1 year ago
parent
commit
52c6aed68b
  1. 37
      src/src/main/java/com/my/graphiteDigesterBg/diframe/api/DiApiDevice.java

37
src/src/main/java/com/my/graphiteDigesterBg/diframe/api/DiApiDevice.java

@ -26,9 +26,6 @@ public class DiApiDevice extends DiApiControllerBase {
@Resource
private DiDevice device;
@Value("${logging.file.name}")
private String logFileName;
/**
* start device to execute tasks
*/
@ -158,40 +155,6 @@ public class DiApiDevice extends DiApiControllerBase {
return this.success(notification);
}
@ResponseBody
@PostMapping("/api/device/app-log-fetch")
public DiApiResponse appLogFetch( @RequestBody Map<String, Object> params ) {
Integer offset = (Integer)params.get("offset");
Integer limit = (Integer)params.get("limit");
// open log file and read limit from offset.
RandomAccessFile reader = null;
try {
reader = new RandomAccessFile(this.logFileName, "r");
reader.seek(offset);
byte[] buffer = new byte[limit];
int length = reader.read(buffer);
if ( -1 == length ) {
return this.success(Map.of("content", "", "length", 0));
}
String content = new String(buffer);
return this.success(Map.of("content", content, "length", length));
} catch (FileNotFoundException e) {
return this.error("日志文件打开失败 : " + e.getMessage());
} catch (IOException e) {
return this.error("日志文件读取失败 : " + e.getMessage());
} finally {
if ( null != reader ) {
try {
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
public void pause() {}
public void resume() {}
}
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