ｋ６６６８８８ - 経済統計練習帳

package zup;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
 
public class pro {
 
 
    public static void main(String[] args) {
pro test=new pro();
    }
 
    pro(){
        try {
 
        final File file = new File("p3.zip");
 
           delta(file);
 
        } catch (IOException e) {}
 
    }
 
    public void delta(final File file) throws IOException {
        final ZipOutputStream zipOutStream = new ZipOutputStream(
            new BufferedOutputStream(new FileOutputStream(file)));
        try {
        {
            final ZipEntry entry = new ZipEntry("");
            entry.setMethod(ZipEntry.STORED);
            entry.setSize(0);
            entry.setCrc(0);
            zipOutStream.putNextEntry(entry);
            zipOutStream.closeEntry();
        }
        {
            final ZipEntry entry = new ZipEntry("ABC/ABC.txt");
            zipOutStream.putNextEntry(entry);
            zipOutStream.closeEntry();
        }
        {
            final ZipEntry entry = new ZipEntry("ABC/DEF.txt");
            zipOutStream.putNextEntry(entry);
            zipOutStream.closeEntry();
        }
 
            zipOutStream.finish();
        } finally {
            zipOutStream.close();
       }
    }
}