subBot_serveFileRange [dev.] [1032345]

< > BotCompany Repo | #1032345 // subBot_serveFileRange [dev.]

JavaX fragment (include) [tags: use-pretranspiled]

static virtual NanoHTTPD.Response subBot_serveFileRange(File file, S mimeType, S rangeHeader) ctex {
  S rangeValue = dropPrefix("bytes=", trim(rangeHeader));
  long fileLength = file.length(), start, end;
  
  if (rangeValue.startsWith("-")) {
    end = fileLength-1;
    start = fileLength-1-parseLong(dropPrefix("-", rangeValue));
  } else {
    S[] range = rangeValue.split("-");
    start = parseLong(range[0]);
    end = range.length > 1 ? min(fileLength-1, parseLong(range[1])) : fileLength-1;
  }
  
  if (start <= end) {
    long contentLength = end-start+1;
    FileInputStream fileInputStream = new(file);
    fileInputStream.skip(start);
    virtual Response response = subBot_servePartialContent(mimeType, fileInputStream, contentLength);
    call(response, "addHeader", "Content-Range", "bytes " + start + "-" + end + "/" + fileLength);
    ret response;
  } else
    ret subBot_serveRangeNotSatisfiable(rangeHeader);
}

Author comment

Began life as a copy of #1014005

Travelled to 4 computer(s): bhatertpkbcr, mowyntqkapby, mqqgnosmbjvj, pyentgdyhuwx

Snippet ID:

#1032345

Snippet name:

subBot_serveFileRange [dev.]

Eternal ID of this version:

#1032345/9

Text MD5:

468ceac486a1ce258a2e394ab703530c

Transpilation MD5:

31a95e903ad5e8148ae522d34b150ddb

Author:

stefan

Category:

javax / html

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2021-08-29 01:53:04

Source code size:

955 bytes / 23 lines

Pitched / IR pitched:

No / No

Views / Downloads:

151 / 230

Version history:

8 change(s)

Referenced in:

[show references]

1	static virtual NanoHTTPD.Response subBot_serveFileRange(File file, S mimeType, S rangeHeader) ctex {
2	S rangeValue = dropPrefix("bytes=", trim(rangeHeader));
3	long fileLength = file.length(), start, end;
4
5	if (rangeValue.startsWith("-")) {
6	end = fileLength-1;
7	start = fileLength-1-parseLong(dropPrefix("-", rangeValue));
8	} else {
9	S[] range = rangeValue.split("-");
10	start = parseLong(range[0]);
11	end = range.length > 1 ? min(fileLength-1, parseLong(range[1])) : fileLength-1;
12	}
13
14	if (start <= end) {
15	long contentLength = end-start+1;
16	FileInputStream fileInputStream = new(file);
17	fileInputStream.skip(start);
18	virtual Response response = subBot_servePartialContent(mimeType, fileInputStream, contentLength);
19	call(response, "addHeader", "Content-Range", "bytes " + start + "-" + end + "/" + fileLength);
20	ret response;
21	} else
22	ret subBot_serveRangeNotSatisfiable(rangeHeader);
23	}