/*
* Minecraft Forge
* Copyright (c) 2016.
*
* 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 version 2.1
* of the License.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.minecraftforge.fml.repackage.com.nothome.delta;
import java.io.Closeable;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.nio.ByteBuffer;
/**
* For sources of random-access data, such as {@link RandomAccessFile}.
*/
public interface SeekableSource extends Closeable {
/**
* Sets the position for the next {@link #read(ByteBuffer)}.
*/
void seek(long pos) throws IOException ;
/**
* Reads up to {@link ByteBuffer#remaining()} bytes from the source,
* returning the number of bytes read, or -1 if no bytes were read
* and EOF was reached.
*/
int read(ByteBuffer bb) throws IOException;
}