功能接收zip文件流，然后创建zip文件，现在想自己先写个demo读取zip文件，然后根据读取的数据在创建个zip
HttpPost httppost = new HttpPost(url);
FileBody bin = new FileBody(new File(zipPath)); //zipPath压缩包路径
StringBody comment = new StringBody(zipName);
Charset charSet=Charset.forName("UTF-8");
StringBody context = new StringBody(obj.toString(),charSet);
HttpEntity reqEntity =MultipartEntityBuilder.create().addPart("file", bin).addPart("filename", comment).build();
httppost.setEntity(reqEntity);
HttpResponse response = httpclient.execute(httppost);
int statusCode = response.getStatusLine().getStatusCode();
package com.unplatform.vis.util;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.CRC32;
import java.util.zip.CheckedOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
public class ZipFileListUtil {
static final int BUFFER = 8192;
private File zipFile;
public ZipFileListUtil(String pathName) {
zipFile = new File(pathName);
}
public void compress(File[] fileName) {
ZipOutputStream out = null;
try {
FileOutputStream fileOutputStream = new FileOutputStream(zipFile);
CheckedOutputStream cos = new CheckedOutputStream(fileOutputStream,
new CRC32());
out = new ZipOutputStream(cos);
String basedir = "";
for (int i=0;i<fileName.length;i++){
compress(new File(fileName[i].getAbsolutePath()), out, basedir);
}
out.close();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public void compress(String srcPathName) {
File file = new File(srcPathName);
if (!file.exists())
throw new RuntimeException(srcPathName + "不存在！");
try {
FileOutputStream fileOutputStream = new FileOutputStream(zipFile);
CheckedOutputStream cos = new CheckedOutputStream(fileOutputStream,
new CRC32());
ZipOutputStream out = new ZipOutputStream(cos);
String basedir = "";
compress(file, out, basedir);
out.close();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
private void compress(File file, ZipOutputStream out, String basedir) {
/* 判断是目录还是文件 */
if (file.isDirectory()) {
System.out.println("压缩：" + basedir + file.getName());
this.compressDirectory(file, out, basedir);
} else {
System.out.println("压缩：" + basedir + file.getName());
this.compressFile(file, out, basedir);
}
}
/** 压缩一个目录 */
private void compressDirectory(File dir, ZipOutputStream out, String basedir) {
if (!dir.exists())
return;
File[] files = dir.listFiles();
for (int i = 0; i < files.length; i++) {
/* 递归 */
compress(files[i], out, basedir + dir.getName() + "/");
}
}
/** 压缩一个文件 */
private void compressFile(File file, ZipOutputStream out, String basedir) {
if (!file.exists()) {
return;
}
try {
BufferedInputStream bis = new BufferedInputStream(
new FileInputStream(file));
ZipEntry entry = new ZipEntry(basedir + file.getName());
out.putNextEntry(entry);
int count;
byte data[] = new byte[BUFFER];
while ((count = bis.read(data, 0, BUFFER)) != -1) {
out.write(data, 0, count);
}
bis.close();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
package com.unplatform.vis.util;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.GZIPOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ZipUtil {
private static final Logger logger = LoggerFactory.getLogger(ZipUtil.class);
/**
* 压缩成ZIP文件
* zipFileName 压缩后文件路径 inputFile待压缩文件夹目录
**/
public static void zip(String zipFileName, File inputFile) throws Exception {
logger.info("压缩文件夹中...");
ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName));
BufferedOutputStream bo = new BufferedOutputStream(out);
//zip(out, inputFile, inputFile.getName(), out);
zip(out, inputFile, inputFile.getName(), bo);
bo.close();
out.close(); // 输出流关闭
logger.info("压缩文件夹完成");
}
public static void zip(ZipOutputStream out, File f, String base,BufferedOutputStream bo) throws Exception { // 方法重载
if (f.isDirectory()) {
File[] fl = f.listFiles();
if (fl.length == 0) {
out.putNextEntry(new ZipEntry(base + "/")); // 创建zip压缩进入点base
//System.out.println(base + "/");
}
for (int i = 0; i < fl.length; i++) {
zip(out, fl[i], base + "/" + fl[i].getName(), bo);// 递归遍历子文件夹
}
bo.flush();
} else {
out.putNextEntry(new ZipEntry(base)); // 创建zip压缩进入点base
//System.out.println("-------------base:"+base);
FileInputStream in = new FileInputStream(f);
BufferedInputStream bi = new BufferedInputStream(in);
int b;
while ((b = bi.read()) != -1) {
bo.write(b); // 将字节流写入当前zip目录
}
bo.flush();
// byte[] buf = new byte[1024*1024];
// while ((b = in.read(buf)) != -1) {
// bo.write(buf, 0, b);
// }
bi.close();
in.close(); // 输入流关闭
}
}
/*解压缩
* zipFileName 源zip路径 ,unZipPath 输出路径（文件夹目录）
* */
public static void unZip(String zipFileName,String unZipPath){
logger.info("开始解压ZIP文件： "+zipFileName);
long startTime=System.currentTimeMillis();
try {
ZipInputStream zin=new ZipInputStream(new FileInputStream(zipFileName));//输入源zip路径
BufferedInputStream bin=new BufferedInputStream(zin);
File Fout=null;
ZipEntry entry;
try {
while((entry = zin.getNextEntry())!=null ){
if(entry.isDirectory()){
//目录
Fout=new File(unZipPath,entry.getName());
if(!Fout.exists()){
Fout.mkdirs();
}
}else{
//文件
Fout=new File(unZipPath,entry.getName());
if(!Fout.exists()){
(new File(Fout.getParent())).mkdirs();
}
FileOutputStream out=new FileOutputStream(Fout);
BufferedOutputStream Bout=new BufferedOutputStream(out);
int b;
while((b=bin.read())!=-1){
Bout.write(b);
}
Bout.flush();
Bout.close();
out.close();
}
//System.out.println(Fout+"解压成功");
}
bin.close();
zin.close();
} catch (IOException e) {
e.printStackTrace();
}
} catch (FileNotFoundException e) {
e.printStackTrace();
}
long endTime=System.currentTimeMillis();
logger.info("解压ZIP文件耗时： "+(endTime-startTime)+" ms");
}
// public static void main(String[] args) {
// ZipUtil book = new ZipUtil();
// try {
// //book.zip("d:\zl.zip",new File("d:\zl"));
// //book.unZip("d:\Huatai2_1.5.zip","e:\");
// book.zip("Z:\ceshi.zip",new File("Z:\测试输出"));
//
// } catch (Exception e) {
// e.printStackTrace();
// }
// }
/**
* 加载本地文件,并转换为byte数组
* @return
*/
public static byte[] loadFile(String zipFileName) {
File file = new File(zipFileName);
FileInputStream fis = null;
ByteArrayOutputStream baos = null;
byte[] data = null ;
try {
fis = new FileInputStream(file);
baos = new ByteArrayOutputStream((int) file.length());
byte[] buffer = new byte[1024];
int len = -1;
while ((len = fis.read(buffer)) != -1) {
baos.write(buffer, 0, len);
}
data = baos.toByteArray() ;
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (fis != null) {
fis.close();
fis = null;
}
baos.close() ;
} catch (IOException e) {
e.printStackTrace();
}
}
return data ;
}
/**
* 对byte[]进行压缩
*
* @param 要压缩的数据
* @return 压缩后的数据
*/
public static byte[] compress(byte[] data) {
System.out.println("before:" + data.length);
GZIPOutputStream gzip = null ;
ByteArrayOutputStream baos = null ;
byte[] newData = null ;
try {
baos = new ByteArrayOutputStream() ;
gzip = new GZIPOutputStream(baos);
gzip.write(data);
gzip.finish();
gzip.flush();
newData = baos.toByteArray() ;
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
gzip.close();
baos.close() ;
} catch (IOException e) {
e.printStackTrace();
}
}
System.out.println("after:" + newData.length);
return newData ;
}
}