コード例 #1
0
 public static void copy(
     @NotNull InputStream inputStream, int maxSize, @NotNull OutputStream outputStream)
     throws IOException {
   final byte[] buffer = BUFFER.get();
   int toRead = maxSize;
   while (toRead > 0) {
     int read = inputStream.read(buffer, 0, Math.min(buffer.length, toRead));
     if (read < 0) break;
     toRead -= read;
     outputStream.write(buffer, 0, read);
   }
 }
コード例 #2
0
  public static boolean processFirstBytes(
      @NotNull InputStream stream, int length, @NotNull Processor<ByteSequence> processor)
      throws IOException {
    final byte[] bytes = BUFFER.get();
    assert bytes.length >= length
        : "Cannot process more than " + bytes.length + " in one call, requested:" + length;

    int n = stream.read(bytes, 0, length);
    if (n <= 0) return false;

    return processor.process(new ByteSequence(bytes, 0, n));
  }
コード例 #3
0
 @NotNull
 public static byte[] loadFirst(@NotNull InputStream stream, int maxLength) throws IOException {
   ByteArrayOutputStream buffer = new ByteArrayOutputStream();
   final byte[] bytes = BUFFER.get();
   while (maxLength > 0) {
     int n = stream.read(bytes, 0, Math.min(maxLength, bytes.length));
     if (n <= 0) break;
     buffer.write(bytes, 0, n);
     maxLength -= n;
   }
   buffer.close();
   return buffer.toByteArray();
 }