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jTDS JDBC Driver Source Code Files
jTDS JDBC Driver Source Code Files are provided in the source package file, jtds-1.3.1-fyi.zip.
You can browse jTDS JDBC Driver Source Code files below:
✍: FYIcenter.com
⏎ net/sourceforge/jtds/jdbc/BlobImpl.java
// jTDS JDBC Driver for Microsoft SQL Server and Sybase // Copyright (C) 2004 The jTDS Project // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public // License as published by the Free Software Foundation; either // version 2.1 of the License, or (at your option) any later version. // // This library 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 // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA // package net.sourceforge.jtds.jdbc; import java.io.InputStream; import java.io.OutputStream; import java.sql.Blob; import java.sql.SQLException; import net.sourceforge.jtds.util.BlobBuffer; /** * An in-memory or disk based representation of binary data. * * @author Brian Heineman * @author Mike Hutchinson * @version $Id: BlobImpl.java,v 1.31.2.3 2009-12-30 08:45:34 ickzon Exp $ */ public class BlobImpl implements Blob { /** * 0 length <code>byte[]</code> as initial value for empty * <code>Blob</code>s. */ private static final byte[] EMPTY_BLOB = new byte[0]; /** The underlying <code>BlobBuffer</code>. */ private final BlobBuffer blobBuffer; /** * Constructs a new empty <code>Blob</code> instance. * * @param connection a reference to the parent connection object */ BlobImpl(JtdsConnection connection) { this(connection, EMPTY_BLOB); } /** * Constructs a new <code>Blob</code> instance initialized with data. * * @param connection a reference to the parent connection object * @param bytes the blob object to encapsulate */ BlobImpl(JtdsConnection connection, byte[] bytes) { if (bytes == null) { throw new IllegalArgumentException("bytes cannot be null"); } blobBuffer = new BlobBuffer(connection.getBufferDir(), connection.getLobBuffer()); blobBuffer.setBuffer(bytes, false); } // // ------ java.sql.Blob interface methods from here ------- // public InputStream getBinaryStream() throws SQLException { return blobBuffer.getBinaryStream(false); } public byte[] getBytes(long pos, int length) throws SQLException { return blobBuffer.getBytes(pos, length); } public long length() throws SQLException { return blobBuffer.getLength(); } public long position(byte[] pattern, long start) throws SQLException { return blobBuffer.position(pattern, start); } public long position(Blob pattern, long start) throws SQLException { if (pattern == null) { throw new SQLException(Messages.get("error.blob.badpattern"), "HY009"); } return blobBuffer.position(pattern.getBytes(1, (int) pattern.length()), start); } public OutputStream setBinaryStream(final long pos) throws SQLException { return blobBuffer.setBinaryStream(pos, false); } public int setBytes(long pos, byte[] bytes) throws SQLException { if (bytes == null) { throw new SQLException(Messages.get("error.blob.bytesnull"), "HY009"); } return setBytes(pos, bytes, 0, bytes.length); } public int setBytes(long pos, byte[] bytes, int offset, int len) throws SQLException { if (bytes == null) { throw new SQLException(Messages.get("error.blob.bytesnull"), "HY009"); } // Force BlobBuffer to take a copy of the byte array // In many cases this is wasteful but the user may // reuse the byte buffer corrupting the original set return blobBuffer.setBytes(pos, bytes, offset, len, true); } public void truncate(long len) throws SQLException { blobBuffer.truncate(len); } /////// JDBC4 demarcation, do NOT put any JDBC3 code below this line /////// public void free() throws SQLException { // TODO Auto-generated method stub throw new AbstractMethodError(); } public InputStream getBinaryStream(long pos, long length) throws SQLException { // TODO Auto-generated method stub throw new AbstractMethodError(); } }
⏎ net/sourceforge/jtds/jdbc/BlobImpl.java
Or download all of them as a single archive file:
File name: jtds-1.3.1-fyi.zip File size: 323160 bytes Release date: 2013-06-08 Download
⇐ What Is jtds-1.3.1-dist.zip?
2016-11-26, 7832👍, 0💬
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