Storage.java example

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/* Copyright (c) 2001-2009, The HSQL Development Group
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 * 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"
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package org.hsqldb.lib;

import java.io.IOException;

/**
 * An interface that supports the commonly used methods of java.io.RandomAccessFile.
 *
 * @author Ocke Janssen oj@openoffice.org
 * @version 1.8.0
 * @since 1.8.0
 */
public interface Storage {

    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();

    boolean wasNio();
}