Java实现压缩与解压

package 流;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

public class createzip {
	static void compress(){
		File sourse=new File("C:\\Users\\xiaoguotongxue\\Desktop\\新建文件夹 (2)\\");//源文件
		File target=new File("C:\\\\Users\\\\xiaoguotongxue\\\\Desktop\\\\压缩实验.zip\\");//压缩包 
		
		try(FileOutputStream fos=new FileOutputStream(target);
				ZipOutputStream zos=new ZipOutputStream(fos)){
			if(sourse.isDirectory()) {
				for(File f:sourse.listFiles()) {
				addEntry(zos, "", f);
				}
			}
			else {
				addEntry(zos, "", sourse);
			}
		}catch (Exception e) {
			e.printStackTrace();
			// TODO: handle exception
		}
	}
	/**
	 * 
	 * @param zos-压缩流
	 * @param base-文件在压缩包中的路径
	 * @param sourse-被压缩的文件
	 */
	static void addEntry(ZipOutputStream zos,String base,File source) {
		if(source.isDirectory()) {
			for(File file:source.listFiles()) {
				addEntry(zos, base+source.getName()+file.separator, file);
			}
		}else {
			byte buf[]=new byte[1024];
			try (FileInputStream fis=new FileInputStream(source)){
				int count=-1;
				zos.putNextEntry(new ZipEntry(base+source.getName()));
				while((count=fis.read(buf))!=-1) {
					zos.write(buf,0,count);
					zos.flush();
				}
				zos.closeEntry();
			} catch (Exception e) {
				// TODO 自动生成的 catch 块
				e.printStackTrace();
			}
		}
		
	}

	public static void main(String[] args) {
		compress();
		// TODO 自动生成的方法存根

	}

}