source.java

java处理声音文件

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 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
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package javazoom.jl.decoder;

import java.io.IOException;

/**
 * Work in progress.
 * 
 * Class to describe a seekable data source. 
 *  
 */

public interface Source
{
	
	public static final long	LENGTH_UNKNOWN = -1;
	
	public int read(byte[] b, int offs, int len)
		throws IOException;
	
	
	public boolean	willReadBlock();
			
	public boolean	isSeekable();
		
	public long		length();
	
	public long		tell();
	
	public long		seek(long pos);
	
}