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Java解压zip文件完整代码分享

程序员文章站 2024-04-01 23:41:46
关于java解压zip文件，我觉得也没啥好多说的，就是干呗。。代码如下： package com.lanyuan.assembly.util; import j...

关于java解压zip文件，我觉得也没啥好多说的，就是干呗。。代码如下：

package com.lanyuan.assembly.util;
import java.io.bufferedoutputstream;
import java.io.file;
import java.io.fileoutputstream;
import java.io.ioexception;
import java.io.inputstream;
import java.util.enumeration;
import org.apache.tools.zip.zipentry;
import org.apache.tools.zip.zipfile;
/** 
 * 解压zip文件工具类 
 * @author zhangyongbo 
 * 
 */ 
public class ziputil
{
  private static final int buffer = 2048; 
 /** 
  * 解压zip文件 
  * @param path 文件目录 
  */ 
 public static void unzip(string path) 
   { 
    int count = -1; 
    string savepath = ""; 
    file file = null; 
    inputstream is = null; 
    fileoutputstream fos = null; 
    bufferedoutputstream bos = null; 
    savepath = path.substring(0, path.lastindexof(".")) + file.separator; //保存解压文件目录 
    new file(savepath).mkdir(); //创建保存目录 
    zipfile zipfile = null; 
    try 
    { 
      zipfile = new zipfile(path,"gbk"); //解决中文乱码问题 
      enumeration<?> entries = zipfile.getentries(); 
      while(entries.hasmoreelements()) 
      { 
        byte buf[] = new byte[buffer]; 
        zipentry entry = (zipentry)entries.nextelement(); 
        string filename = entry.getname(); 
        boolean ismkdir = false; 
        if(filename.lastindexof("/") != -1){ //检查此文件是否带有文件夹 
         ismkdir = true; 
        } 
        filename = savepath + filename; 
        if(entry.isdirectory()){ //如果是文件夹先创建 
         file = new file(filename); 
         file.mkdirs(); 
          continue; 
        } 
        file = new file(filename); 
        if(!file.exists()){ //如果是目录先创建 
         if(ismkdir){ 
         new file(filename.substring(0, filename.lastindexof("/"))).mkdirs(); //目录先创建 
         } 
        } 
        file.createnewfile(); //创建文件 
        is = zipfile.getinputstream(entry); 
        fos = new fileoutputstream(file); 
        bos = new bufferedoutputstream(fos, buffer); 
        while((count = is.read(buf)) > -1) 
        { 
          bos.write(buf, 0, count); 
        } 
        bos.flush(); 
        bos.close(); 
        fos.close(); 
        is.close(); 
      } 
      zipfile.close(); 
    }catch(ioexception ioe){ 
      ioe.printstacktrace(); 
    }finally{ 
       try{ 
       if(bos != null){ 
         bos.close(); 
       } 
       if(fos != null) { 
         fos.close(); 
       } 
       if(is != null){ 
         is.close(); 
       } 
       if(zipfile != null){ 
         zipfile.close(); 
       } 
       }catch(exception e) { 
         e.printstacktrace(); 
       } 
     } 
   } 
/*public static void main(string[] args) 
  { 
    unzip("f:\\110000002.zip"); 
    string f = "f:\\110000002";
    file file = new file(f);
    string[] test=file.list();
    for(int i=0;i<test.length;i++){
      system.out.println(test[i]);
    }
    system.out.println("------------------");
    string filename = "";
    file[] templist = file.listfiles();
    for (int i = 0; i < templist.length; i++) {
      if (templist[i].isfile()) {
        system.out.println("文   件："+templist[i]);
        filename = templist[i].getname();
        system.out.println("文件名："+filename);
      }
      if (templist[i].isdirectory()) {
        system.out.println("文件夹："+templist[i]);
      }
    }
  } */
}

上面是第一种的代码示例，接着是另外一种，代码如下：

import java.io.*;
import java.nio.charset.charset;
import java.util.enumeration;
import java.util.zip.zipentry;
import java.util.zip.zipfile;
/**
 * created by wzj on 2016/9/9.
 */
public class uzipfile
{
  /**
   * 解压到指定目录
   */
  public static void unzipfiles(string zippath,string descdir)throws ioexception
  {
    unzipfiles(new file(zippath), descdir);
  }
  /**
   * 解压文件到指定目录
   */
  @suppresswarnings("rawtypes")
  public static void unzipfiles(file zipfile,string descdir)throws ioexception
  {
    file pathfile = new file(descdir);
    if(!pathfile.exists())
    {
      pathfile.mkdirs();
    }
    //解决zip文件中有中文目录或者中文文件
    zipfile zip = new zipfile(zipfile, charset.forname("gbk"));
    for(enumeration entries = zip.entries(); entries.hasmoreelements();)
    {
      zipentry entry = (zipentry)entries.nextelement();
      string zipentryname = entry.getname();
      inputstream in = zip.getinputstream(entry);
      string outpath = (descdir+zipentryname).replaceall("\\*", "/");;
      //判断路径是否存在,不存在则创建文件路径
      file file = new file(outpath.substring(0, outpath.lastindexof('/')));
      if(!file.exists())
      {
        file.mkdirs();
      }
      //判断文件全路径是否为文件夹,如果是上面已经上传,不需要解压
      if(new file(outpath).isdirectory())
      {
        continue;
      }
      //输出文件路径信息
      system.out.println(outpath);
      outputstream out = new fileoutputstream(outpath);
      byte[] buf1 = new byte[1024];
      int len;
      while((len=in.read(buf1))>0)
      {
        out.write(buf1,0,len);
      }
      in.close();
      out.close();
    }
    system.out.println("******************解压完毕********************");
  }
  public static void main(string[] args) throws ioexception {
    /**
     * 解压文件
     */
    file zipfile = new file("d:/资料.zip");
    string path = "d:/zipfile/";
    unzipfiles(zipfile, path);
  }
}

测试结果

d:/zipfile/资料/三大框架所有题.htm
d:/zipfile/资料/三大框架所有题_files/bootstrap.css
d:/zipfile/资料/三大框架所有题_files/bootstrap.js
d:/zipfile/资料/三大框架所有题_files/css_global.css
d:/zipfile/资料/三大框架所有题_files/jquery.js
d:/zipfile/资料/三大框架所有题_files/logo.png
d:/zipfile/资料/三大框架所有题_files/scripts(1).php
d:/zipfile/资料/三大框架所有题_files/scripts(2).php
d:/zipfile/资料/三大框架所有题_files/scripts.js
d:/zipfile/资料/三大框架所有题_files/scripts.php
d:/zipfile/资料/三大框架所有题_files/transparent.gif
d:/zipfile/资料/回顾.txt
d:/zipfile/资料/源码/day29_00_struts2interceptor/.classpath
d:/zipfile/资料/源码/day29_00_struts2interceptor/.mymetadata
d:/zipfile/资料/源码/day29_00_struts2interceptor/.project
d:/zipfile/资料/源码/day29_00_struts2interceptor/.settings/.jsdtscope
d:/zipfile/资料/源码/day29_00_struts2interceptor/.settings/com.genuitec.eclipse.j2eedt.core.prefs
d:/zipfile/资料/源码/day29_00_struts2interceptor/.settings/org.eclipse.jdt.core.prefs
d:/zipfile/资料/源码/day29_00_struts2interceptor/.settings/org.eclipse.wst.common.component
d:/zipfile/资料/源码/day29_00_struts2interceptor/.settings/org.eclipse.wst.common.project.facet.core.xml
d:/zipfile/资料/源码/day29_00_struts2interceptor/.settings/org.eclipse.wst.jsdt.ui.supertype.container
d:/zipfile/资料/源码/day29_00_struts2interceptor/.settings/org.eclipse.wst.jsdt.ui.supertype.name
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/1.jsp
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/meta-inf/manifest.mf
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/classes/com/itheima/action/demo1action.class
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/classes/com/itheima/action/useraction.class
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/classes/com/itheima/interceptors/demo1interceptor.class
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/classes/com/itheima/interceptors/logincheckinterceptor.class
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/classes/struts.xml
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/asm-3.3.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/asm-commons-3.3.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/asm-tree-3.3.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/commons-fileupload-1.3.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/commons-io-2.0.1.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/commons-lang3-3.1.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/commons-logging-1.1.3.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/freemarker-2.3.19.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/javassist-3.11.0.ga.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/log4j-1.2.17.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/ognl-3.0.6.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/struts2-core-2.3.15.3.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/lib/xwork-core-2.3.15.3.jar
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/web-inf/web.xml
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/index.jsp
d:/zipfile/资料/源码/day29_00_struts2interceptor/webroot/login.jsp
d:/zipfile/资料/源码/day29_00_struts2interceptor/src/com/itheima/action/demo1action.java
d:/zipfile/资料/源码/day29_00_struts2interceptor/src/com/itheima/action/useraction.java
d:/zipfile/资料/源码/day29_00_struts2interceptor/src/com/itheima/interceptors/demo1interceptor.java
d:/zipfile/资料/源码/day29_00_struts2interceptor/src/com/itheima/interceptors/logincheckinterceptor.java
d:/zipfile/资料/源码/day29_00_struts2interceptor/src/struts.xml
d:/zipfile/资料/源码/day29_01_struts2upload/.classpath
d:/zipfile/资料/源码/day29_01_struts2upload/.mymetadata
d:/zipfile/资料/源码/day29_01_struts2upload/.project
d:/zipfile/资料/源码/day29_01_struts2upload/.settings/.jsdtscope
d:/zipfile/资料/源码/day29_01_struts2upload/.settings/com.genuitec.eclipse.j2eedt.core.prefs
d:/zipfile/资料/源码/day29_01_struts2upload/.settings/org.eclipse.jdt.core.prefs
d:/zipfile/资料/源码/day29_01_struts2upload/.settings/org.eclipse.wst.common.component
d:/zipfile/资料/源码/day29_01_struts2upload/.settings/org.eclipse.wst.common.project.facet.core.xml
d:/zipfile/资料/源码/day29_01_struts2upload/.settings/org.eclipse.wst.jsdt.ui.supertype.container
d:/zipfile/资料/源码/day29_01_struts2upload/.settings/org.eclipse.wst.jsdt.ui.supertype.name
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/1.jsp
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/2.jsp
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/meta-inf/manifest.mf
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/classes/com/itheima/action/downloadaction.class
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/classes/com/itheima/action/upload1action.class
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/classes/com/itheima/action/upload1action_zh_cn.properties
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/classes/com/itheima/action/upload2action.class
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/classes/struts.xml
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/classes/美女.jpg
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/asm-3.3.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/asm-commons-3.3.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/asm-tree-3.3.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/commons-fileupload-1.3.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/commons-io-2.0.1.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/commons-lang3-3.1.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/commons-logging-1.1.3.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/freemarker-2.3.19.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/javassist-3.11.0.ga.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/log4j-1.2.17.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/ognl-3.0.6.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/struts2-core-2.3.15.3.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/lib/xwork-core-2.3.15.3.jar
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/web-inf/web.xml
d:/zipfile/资料/源码/day29_01_struts2upload/webroot/success.jsp
d:/zipfile/资料/源码/day29_01_struts2upload/src/com/itheima/action/downloadaction.java
d:/zipfile/资料/源码/day29_01_struts2upload/src/com/itheima/action/upload1action.java
d:/zipfile/资料/源码/day29_01_struts2upload/src/com/itheima/action/upload1action_zh_cn.properties
d:/zipfile/资料/源码/day29_01_struts2upload/src/com/itheima/action/upload2action.java
d:/zipfile/资料/源码/day29_01_struts2upload/src/struts.xml
d:/zipfile/资料/源码/day29_01_struts2upload/src/美女.jpg
d:/zipfile/资料/源码/day29_02_struts2ognl/.classpath
d:/zipfile/资料/源码/day29_02_struts2ognl/.mymetadata
d:/zipfile/资料/源码/day29_02_struts2ognl/.project
d:/zipfile/资料/源码/day29_02_struts2ognl/.settings/.jsdtscope
d:/zipfile/资料/源码/day29_02_struts2ognl/.settings/com.genuitec.eclipse.j2eedt.core.prefs
d:/zipfile/资料/源码/day29_02_struts2ognl/.settings/org.eclipse.jdt.core.prefs
d:/zipfile/资料/源码/day29_02_struts2ognl/.settings/org.eclipse.wst.common.component
d:/zipfile/资料/源码/day29_02_struts2ognl/.settings/org.eclipse.wst.common.project.facet.core.xml
d:/zipfile/资料/源码/day29_02_struts2ognl/.settings/org.eclipse.wst.jsdt.ui.supertype.container
d:/zipfile/资料/源码/day29_02_struts2ognl/.settings/org.eclipse.wst.jsdt.ui.supertype.name
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/1.jsp
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/2.jsp
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/3.jsp
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/4.jsp
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/5.jsp
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/6.jsp
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/7.jsp
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/meta-inf/manifest.mf
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/classes/com/itheima/action/demo1action.class
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/classes/com/itheima/action/demo2action.class
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/classes/com/itheima/action/demo3action.class
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/classes/com/itheima/domain/user.class
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/classes/struts.xml
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/asm-3.3.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/asm-commons-3.3.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/asm-tree-3.3.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/commons-fileupload-1.3.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/commons-io-2.0.1.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/commons-lang3-3.1.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/commons-logging-1.1.3.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/freemarker-2.3.19.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/javassist-3.11.0.ga.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/log4j-1.2.17.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/ognl-3.0.6.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/struts2-core-2.3.15.3.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/lib/xwork-core-2.3.15.3.jar
d:/zipfile/资料/源码/day29_02_struts2ognl/webroot/web-inf/web.xml
d:/zipfile/资料/源码/day29_02_struts2ognl/src/com/itheima/action/demo1action.java
d:/zipfile/资料/源码/day29_02_struts2ognl/src/com/itheima/action/demo2action.java
d:/zipfile/资料/源码/day29_02_struts2ognl/src/com/itheima/action/demo3action.java
d:/zipfile/资料/源码/day29_02_struts2ognl/src/com/itheima/domain/user.java
d:/zipfile/资料/源码/day29_02_struts2ognl/src/struts.xml
d:/zipfile/资料/课堂笔记.doc
******************解压完毕********************

总结

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