解压ZIP文件

解压ZIP文件

在pom.xml中加入JAR包

< dependency >
     < groupId >commons-io </ groupId >
     < artifactId >commons-io </ artifactId >
</ dependency >

ZipUtil.java

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.charset.Charset;
import java.util.UUID;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public  class ZipUtil {
    
     private  static Logger logger = LoggerFactory.getLogger(ZipUtil. class);
    
     public  static  void extractFolder(InputStream inputStream, String outputFolder)  throws IOException 
    {
        ZipInputStream zis =  null;
         try {

            Charset GBK = Charset.forName("GBK");
            zis =  new ZipInputStream(inputStream, GBK);
            ZipEntry entry;

             while ((entry = zis.getNextEntry()) !=  null) {

                 //  Create a file on HDD in the destinationPath directory
                 //  destinationPath is a "root" folder, where you want to extract your ZIP file
                String encoding = System.getProperty("file.encoding");
                logger.info("encoding:"+encoding); 
                
                String fileName =  new String(entry.getName().getBytes("GBK"), encoding);
                File entryFile =  new File(outputFolder, fileName);
//                 File entryFile = new File(outputFolder, entry.getName());
                 if (entry.isDirectory()) {

                     if (entryFile.exists()) {
                        logger.warn("Directory {0} already exists!", entryFile);
                    }  else {
                        entryFile.mkdirs();
                    }

                }  else {

                     //  Make sure all folders exists (they should, but the safer, the better ;-))
                     if (entryFile.getParentFile() !=  null && !entryFile.getParentFile().exists()) {
                        entryFile.getParentFile().mkdirs();
                    }

                     //  Create file on disk
                     if (!entryFile.exists()) {
                        entryFile.createNewFile();
                    }

                     //  and rewrite data from stream
                    OutputStream os =  null;
                     try {
                        os =  new FileOutputStream(entryFile);
                        IOUtils.copy(zis, os);
                    }  finally {
//                         os.close();
                        IOUtils.closeQuietly(os);
                        zis.closeEntry();
                    }
                }
            }
        }  finally {
            IOUtils.closeQuietly(zis);
        }
    }
    
     public  static  void main(String [] args)  throws IOException
    {
         final String INPUT_ZIP_FILE = "D:TESTING-FILE/ZIP/INPUT/应用.zip";
        String OUTPUT_FOLDER = "D:/TESTING-FILE/ZIP/OUTPUT";
        
        OUTPUT_FOLDER += File.separator + UUID.randomUUID().toString();
        
        InputStream inputStream =  new FileInputStream( new File(INPUT_ZIP_FILE));
        
        extractFolder(inputStream, OUTPUT_FOLDER);
        
         /* File file = new File(OUTPUT_FOLDER);
        FileUtil.deleteFolder(file); */
    }

}