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-/* Blob.java -- Access a SQL Binary Large OBject.
- Copyright (C) 1999, 2000, 2002, 2006 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-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 2, or (at your option)
-any later version.
-
-GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-package java.sql;
-
-import java.io.InputStream;
-import java.io.OutputStream;
-
-/**
- * This interface specified methods for accessing a SQL BLOB (Binary Large
- * OBject) type.
- *
- * @author Aaron M. Renn (arenn@urbanophile.com)
- * @since 1.2
- */
-public interface Blob
-{
- /**
- * This method returns the number of bytes in this <code>Blob</code>.
- *
- * @return The number of bytes in this <code>Blob</code>.
- * @exception SQLException If an error occurs.
- */
- long length() throws SQLException;
-
- /**
- * This method returns up to the requested bytes of this <code>Blob</code>
- * as a <code>byte</code> array.
- *
- * @param start The index into this <code>Blob</code> to start returning
- * bytes from.
- * @param count The requested number of bytes to return.
- * @return The requested bytes from this <code>Blob</code>.
- * @exception SQLException If an error occurs.
- */
- byte[] getBytes(long start, int count) throws SQLException;
-
- /**
- * This method returns a stream that will read the bytes of this
- * <code>Blob</code>.
- *
- * @return A stream that will read the bytes of this <code>Blob</code>.
- * @exception SQLException If an error occurs.
- */
- InputStream getBinaryStream() throws SQLException;
-
- /**
- * This method returns the index into this <code>Blob</code> at which the
- * first instance of the specified bytes occur. The searching starts at the
- * specified index into this <code>Blob</code>.
- *
- * @param pattern The byte pattern to search for.
- * @param start The index into this <code>Blob</code> to start searching for
- * the pattern.
- * @return The offset at which the pattern is first found, or -1 if the
- * pattern is not found.
- * @exception SQLException If an error occurs.
- */
- long position(byte[] pattern, long start) throws SQLException;
-
- /**
- * This method returns the index into this <code>Blob</code> at which the
- * first instance of the specified pattern occurs. The searching starts at the
- * specified index into this <code>Blob</code>. The bytes in the specified
- * <code>Blob</code> are used as the search pattern.
- *
- * @param pattern The <code>Blob</code> containing the byte pattern to
- * search for.
- * @param start The index into this <code>Blob</code> to start searching for
- * the pattern.
- * @return The offset at which the pattern is first found, or -1 if the
- * pattern is not found.
- * @exception SQLException If an error occurs.
- */
- long position(Blob pattern, long start) throws SQLException;
-
- /**
- * Writes the specified data into this <code>Blob</code>, starting at the
- * specified index.
- *
- * @param start The index at which the writing starts.
- * @param bytes The data to write.
- * @exception SQLException If an error occurs.
- * @since 1.4
- */
- int setBytes(long start, byte[] bytes) throws SQLException;
-
- /**
- * Writes a portion of the specified data into this <code>Blob</code>,
- * starting at the specified index.
- *
- * @param startWrite The index into this <code>Blob</code> at which writing
- * starts.
- * @param bytes The data to write a portion of.
- * @param startRead The offset into the data where the portion to copy starts.
- * @param count The number of bytes to write.
- * @exception SQLException If an error occurs.
- * @since 1.4
- */
- int setBytes(long startWrite, byte[] bytes, int startRead, int count)
- throws SQLException;
-
- /**
- * Returns a binary stream that writes into this <code>Blob</code>,
- * starting at the specified index.
- *
- * @param start The index at which the writing starts.
- * @return A binary stream to write into this <code>Blob</code>.
- * @exception SQLException If an error occurs.
- * @since 1.4
- */
- OutputStream setBinaryStream(long start) throws SQLException;
-
- /**
- * Truncates this <code>Blob</code> to be at most the specified number of
- * bytes long.
- *
- * @param count The length this <code>Blob</code> is truncated to.
- * @exception SQLException If an error occurs.
- * @since 1.4
- */
- void truncate(long count) throws SQLException;
-}