package org.j7zip.SevenZip; public class MyRandomAccessFile extends org.j7zip.SevenZip.IInStream { java.io.RandomAccessFile _file; public MyRandomAccessFile(String filename,String mode) throws java.io.IOException { _file = new java.io.RandomAccessFile(filename,mode); } public long Seek(long offset, int seekOrigin) throws java.io.IOException { if (seekOrigin == STREAM_SEEK_SET) { _file.seek(offset); } else if (seekOrigin == STREAM_SEEK_CUR) { _file.seek(offset + _file.getFilePointer()); } return _file.getFilePointer(); } public int read() throws java.io.IOException { return _file.read(); } public int read(byte [] data, int off, int size) throws java.io.IOException { return _file.read(data,off,size); } public void close() throws java.io.IOException { _file.close(); _file = null; } }