Get bytes from InputStream : Byte Read Write « File Input Output « Java

Get bytes from InputStream



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 * @(#)  1.10 05/08/29
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public class Utils {

  public static byte[] getBytes(InputStream is) throws IOException {

    int len;
    int size = 1024;
    byte[] buf;

    if (is instanceof ByteArrayInputStream) {
      size = is.available();
      buf = new byte[size];
      len =, 0, size);
    } else {
      ByteArrayOutputStream bos = new ByteArrayOutputStream();
      buf = new byte[size];
      while ((len =, 0, size)) != -1)
        bos.write(buf, 0, len);
      buf = bos.toByteArray();
    return buf;



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