org.hsqldb.persist.RandomAccessInterface Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of hsqldb Show documentation

HSQLDB - Lightweight 100% Java SQL Database Engine

There is a newer version: 2.7.2

/* Copyright (c) 2001-2019, The HSQL Development Group
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the HSQL Development Group nor the names of its
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */


package org.hsqldb.persist;

import java.io.IOException;

/**
* @author Fred Toussi (fredt@users dot sourceforge.net)
* @version  2.2.9
* @since 2.0.0
*/
public interface RandomAccessInterface {

    long length() throws IOException;

    void seek(long position) throws IOException;

    long getFilePointer() throws IOException;

    int read() throws IOException;

    void read(byte[] b, int offset, int length) throws IOException;

    void write(byte[] b, int offset, int length) throws IOException;

    int readInt() throws IOException;

    void writeInt(int i) throws IOException;

    long readLong() throws IOException;

    void writeLong(long i) throws IOException;

    void close() throws IOException;

    boolean isReadOnly();

    void synch();

    boolean ensureLength(long newLong);

    boolean setLength(long newLength);
}