IO Stream Reading_server reponse :426 failure reading network stream

	public static byte[] readInputStream(InputStream ins) {
		if (ins == null) {
			return null;
		}
		BufferedInputStream bis = new BufferedInputStream(ins);
		ByteArrayOutputStream bos = new ByteArrayOutputStream();
		try {
			byte[] buffer = new byte[128];
			int n = -1;
			while ((n = bis.read(buffer)) != -1) {
				bos.write(buffer, 0, n);
			}
		} catch (IOException e) {
			e.printStackTrace();
			return null;
		} finally {
			if (bis != null) {
				try {
					bis.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return bos.toByteArray();
	}