注意这里用的是apche下的zip
package org.springframework.validation; import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipFile;
import org.apache.tools.zip.ZipOutputStream;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils; import java.io.*;
import java.util.Enumeration; /**
* @author qinlinsen
*/
public class ZipFileUtils {
private static final String ZIP_FILE_NOT_EXISTS = "zip file doesn't exists";
private static final String DEFAULT_ZIP_CHARSET = "GBK";
private static final String UNZIP_OPERATION_SUCCESS = "doUnzip operation success ";
private static final String UNZIP_FILE_PATH_CANNOT_BE_NULL = "unzip file absolute path cannot be null";
private static final String ZIP_FILE_PATH_CANNOT_BE_NULL = "zip file absolute path cannot be null";
private static final String FILE_SEPARATOR = "file.separator"; /**
* 解压操作
* @param zipFilePath zip文件的绝对路径
* @param unzipFilePath 解压之后文件的绝对路径
* @return
*/
public static String doUnzip(String zipFilePath, String unzipFilePath) {
//validate input parameters
Assert.notNull(unzipFilePath, UNZIP_FILE_PATH_CANNOT_BE_NULL);
Assert.notNull(zipFilePath, ZIP_FILE_PATH_CANNOT_BE_NULL);
ZipFile zipFile = null;
String directoryName = "";
try {
zipFile = new ZipFile(zipFilePath, DEFAULT_ZIP_CHARSET);
} catch (IOException e) {
System.out.println(ZIP_FILE_NOT_EXISTS);
e.printStackTrace();
}
Enumeration<ZipEntry> entries = zipFile.getEntries();
while (entries.hasMoreElements()) {
ZipEntry zipEntry = entries.nextElement();
if (zipEntry.isDirectory()) {
directoryName = zipEntry.getName();
directoryName = directoryName.substring(, directoryName.length() - );
if(!unzipFilePath.endsWith(System.getProperty(FILE_SEPARATOR))){
unzipFilePath=unzipFilePath+System.getProperty(FILE_SEPARATOR);
}
File folder = new File(unzipFilePath + directoryName); //create a folder
folder.mkdir();
} else {
InputStream in = null;
OutputStream out = null;
try {
File file = new File(unzipFilePath + zipEntry.getName());
//create a parent file
file.getParentFile().mkdir();
//create a file
file.createNewFile();
//read and write operation
in = zipFile.getInputStream(zipEntry);
out = new FileOutputStream(file);
int len = ;
byte[] bytes = new byte[];
while ((len = in.read(bytes, , )) != -) {
out.write(bytes, , len);
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
in.close();
out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
System.out.println(UNZIP_OPERATION_SUCCESS);
if (!StringUtils.isEmpty(zipFile)) {
try {
zipFile.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return unzipFilePath + directoryName;
} /**
* 压缩文件的操作
*具体用法参考下面的main方法的用法
* @param sourceUnzipFileAbsolutePath 要压缩的文件的绝对路径，这里假定这个文件形如：a/b/c/d.jpg
* @param destZipFileAbsolutePath 压缩文件的绝对路径
*/
public static void doZip(String sourceUnzipFileAbsolutePath, String destZipFileAbsolutePath) { File unzipFile = null;
BufferedInputStream in = null;
ZipOutputStream out = null;
try {
//validate input parameters
Assert.notNull(sourceUnzipFileAbsolutePath, UNZIP_FILE_PATH_CANNOT_BE_NULL);
Assert.notNull(destZipFileAbsolutePath, ZIP_FILE_PATH_CANNOT_BE_NULL);
Assert.isTrue(destZipFileAbsolutePath.endsWith(".zip"), "zip file must ends with .zip");
unzipFile = new File(sourceUnzipFileAbsolutePath);
if (unzipFile.exists()) {
File zipFile = new File(destZipFileAbsolutePath);
if (zipFile.exists()) {
throw new RuntimeException("该zip文件已经存在，请重新输入.zip文件的绝对路径");
}
zipFile.createNewFile(); if (zipFile.exists()) {
File[] sourceFiles = unzipFile.listFiles();
if (null == sourceFiles || sourceFiles.length < ) {
System.out.println("File Catalog:" + sourceUnzipFileAbsolutePath + "nothing in there,don't have to compress!");
} else {
out = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(zipFile)));
byte[] buffers = new byte[ * ];
for (int i = ; i < sourceFiles.length; i++) {
// create .zip and put pictures in
ZipEntry zipEntry = new ZipEntry(sourceFiles[i].getName());
out.putNextEntry(zipEntry);
// read documents and put them in the zip
in = new BufferedInputStream(new FileInputStream(sourceFiles[i]), * );
int read = ;
while ((read = in.read(buffers, , buffers.length)) != -) {
out.write(buffers, , read);
}
}
System.out.println("压缩成功，压缩文件的目录：" + zipFile.getAbsolutePath());
}
}
} else {
System.out.println(unzipFile.getAbsolutePath() + " doesn't not exists !");
throw new RuntimeException(unzipFile.getAbsolutePath() + " doesn't not exists !");
}
} catch (Exception e) {
e.printStackTrace();
System.out.println(e.getMessage());
} finally {
try {
if (null != in) {
in.close();
}
if (null != out) {
out.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
} /**
*对jpg照片进行重命名操作
* @param unzipFilePath 需要重命名的文件路径
* @param userName 用户名
* @param workCode 工号
* @param orgCode 结构代码
*/
public static void doRename(String unzipFilePath,String userName,String workCode,String orgCode){
try {
Assert.notNull(unzipFilePath,"file cannot be null");
Assert.notNull(userName,"user name cannot be null");
Assert.notNull(workCode,"work code cannot be null");
Assert.notNull(orgCode,"organization code cannot be null");
File unzipFile = new File(unzipFilePath);
File[] files = unzipFile.listFiles();
int count=;
for(File file :files){
String destFilePath = file.getParent()+"/";
String destFileName=userName+count+"-"+workCode+count+"-"+orgCode+".jpg";
file.renameTo(new File(destFilePath+destFileName));
count++;
}
System.out.println("rename successfully !");
} catch (Exception e) {
e.printStackTrace();
System.out.println("rename failed !");
} finally {
}
}
public static void main(String[] args) {
//压缩文件的操作测试
String zipPath_zip_operation = "C:\\Users\\yckj0911\\Desktop\\yyyy.zip";
String unzipPath_zip_operation = "C:\\Users\\yckj0911\\Desktop\\人民2\\人民";
// doZip(unzipPath_zip_operation, zipPath_zip_operation); //解压文件的操作测试：
String zipPath_unzip_operation = "C:\\Users\\yckj0911\\Desktop\\yyyy.zip";
String unzipPath_unzip_operation = "C:\\Users\\yckj0911\\Desktop\\ccc";
if(!unzipPath_unzip_operation.endsWith(System.getProperty("file.separator"))){
unzipPath_unzip_operation=unzipPath_unzip_operation+System.getProperty("file.separator");
}
//doUnzip(zipPath_unzip_operation,unzipPath_unzip_operation);
String need_rename_file_path= "C:\\Users\\yckj0911\\Desktop\\ccc";
doRename(need_rename_file_path,"qls","yckj","YCKJ");
}
}