package?cn.part.com;

import?java.io.BufferedInputStream;
import?java.io.BufferedOutputStream;
import?java.io.DataInputStream;
import?java.io.DataOutputStream;
import?java.io.File;
import?java.io.FileInputStream;
import?java.io.FileOutputStream;

public?class?LargeMappedFiles?{
	public?static?void?splitFile（File?file?int?sizeString?path）?throws?Exception?{
		if?（size?<=?0）?{
			size?=?1024;
		}
		if?（!file.isFile（））?{
			throw?new?Exception（“file?not?exists“?+?path+file.getName（））;
		}
		String?filename?=?path+file.getName（）;
		File?filetmp?=?new?File（filename?+?“_“?+?0?+?“.zip“）;
		if?（filetmp.isFile（））?{
			throw?new?Exception（“file?exists“?+?path+file.getName（））;
		}

		byte[]?buf?=?new?byte[1024?*?10];
		FileInputStream?fis?=?new?FileInputStream（file）;
		int