package org.ahmadsoft.stream;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.sql.Blob;

/**
 * Holds miscellaneous utilities.
 * @author Amin Ahmad
 */
public final class Util {
	public static byte[] getBytes(Blob blob) {
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		byte[] b = new byte[512];
		int x= -1;
		InputStream is;
		try {
			is = blob.getBinaryStream();
			while (-1 != (x=is.read(b))) {
				baos.write(b,0,x);
			}
			baos.close();
			return baos.toByteArray();
		} catch (Exception e) {
			return new byte[0];
		}
	}
}