36 lines
736 B
Java
36 lines
736 B
Java
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package org.warp.cowdb;
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import java.io.*;
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import java.nio.ByteBuffer;
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public interface IFileIO {
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/**
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* Read *length* bytes in position *index*
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* @param index index
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* @param length length
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* @return bytes
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*/
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ByteBuffer readAt(long index, int length) throws IOException;
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/**
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* Write *length* bytes in position *index*
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* @param index index
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* @param length length
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* @param data bytes
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*/
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void writeAt(long index, int length, ByteBuffer data) throws IOException;
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/**
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* Write *length* bytes in position *index*
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* @param length length
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* @param data bytes
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* @return index
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*/
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long writeAtEnd(int length, ByteBuffer data) throws IOException;
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/**
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* Close the file
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*/
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void close() throws IOException;
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}
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