关于java:拉钩Java工程师就业急训营完结无密

download：拉钩 -Java 工程师待业急训营

import java.io.*;
import java.util.*;
import java.util.zip.*;
public class FolderUnzip {
private static String sourcepath=”D:\tmp”;
private static ListfolderList=new ArrayList(Arrays.asList(sourcepath));
private static ListfolderList2=new ArrayList(Arrays.asList(“E:\tt”+File.separator+sourcepath.substring(sourcepath.lastIndexOf(File.separator))));
private static FileInputStream fis = null;
private static FileOutputStream fos = null;
private static ZipInputStream zipin = null;

public static void main(String[] args) {for (int j = 0; j < folderList.size(); j++) {new File(folderList2.get(j)).mkdirs();
        String[] file = new File(folderList.get(j)).list();
        File temp = null;
        for (int i = 0; i < file.length; i++) {if (folderList.get(j).endsWith(File.separator))
                temp = new File(folderList.get(j), file[i]);
            else
                temp = new File(folderList.get(j), file[i]);
            File originalFile = null;
            if (temp.getName().endsWith(".zip"))
                originalFile = new File(folderList2.get(j), temp.getName()
                        .substring(0, temp.getName().lastIndexOf('.')));
            if (temp.isFile() && !originalFile.exists()) {
                try {fis = new FileInputStream(temp);
                    zipin = new ZipInputStream(fis);
        ZipEntry entry = zipin.getNextEntry();
        fos = new FileOutputStream(new File(folderList2.get(j),entry.getName()));
                    byte[] buffer = new byte[20480];
                    int nNumber;
                    while ((nNumber = zipin.read(buffer, 0, buffer.length)) != -1)
                        fos.write(buffer, 0, nNumber);
                    fos.flush();} catch (IOException e) {continue;} finally {
                    try {zipin.close();
                        fos.close();
                        fis.close();} catch (IOException e) {}}
            } else if (temp.isDirectory()) {folderList.add(folderList.get(j) + File.separator + file[i]);
                folderList2.add(folderList2.get(j) + File.separator+ file[i]);
            }
        }
    }
}

}