Here you can find the source of writeToBlob(int index, PreparedStatement ps, byte[] data)
public static void writeToBlob(int index, PreparedStatement ps, byte[] data) throws SQLException
//package com.java2s; /*//from w w w.j a v a 2 s. co m * Copyright (C) 2010 Francisco Jos? Morero Peyrona. All Rights Reserved. * * This file is part of Tapas project: http://code.google.com/p/tapas-tpv/ * * GNU Classpath is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the free * Software Foundation; either version 3, or (at your option) any later version. * * Tapas is distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR * A PARTICULAR PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along with * Tapas; see the file COPYING. If not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ import java.io.ByteArrayInputStream; import java.sql.PreparedStatement; import java.sql.SQLException; public class Main { public static void writeToBlob(int index, PreparedStatement ps, byte[] data) throws SQLException { ByteArrayInputStream bais = null; if (data != null) { bais = new ByteArrayInputStream(data); } ps.setBinaryStream(index, bais); } }