package?com.ninemax.demo.zip.decrypt.zh_cn;

import?java.io.File;
import?java.io.IOException;
import?java.util.List;
import?java.util.zip.DataFormatException;

import?org.apache.commons.io.FileUtils;

import?de.idyl.winzipaes.AesZipFileDecrypter;
import?de.idyl.winzipaes.AesZipFileEncrypter;
import?de.idyl.winzipaes.impl.AESDecrypter;
import?de.idyl.winzipaes.impl.AESDecrypterBC;
import?de.idyl.winzipaes.impl.AESEncrypter;
import?de.idyl.winzipaes.impl.AESEncrypterBC;
import?de.idyl.winzipaes.impl.ExtZipEntry;

/**
?*?壓縮指定文件或目錄為ZIP格式壓縮文件
?*?支持中文（修改源碼后）
?*?支持密碼（僅支持256bit的AES加密解密）
?*?依賴bcprov項目（bcprov-jdk16-140.jar）
?*?
?*?@author?zyh
?*/
public?class?DecryptionZipUtil?{
	
	/**
	?*?使用指定密碼將給定文件或文件夾壓縮成指定的輸出ZIP文件
	?*?@param?srcFile?需要壓縮的文件或文件夾
	?*?@param?destPath?輸出路徑
	?*?@param?passwd?壓縮文件使用的密碼
	?*/
	public?static?void?zip（String?srcFileString?destPathString?passwd）?{
		AESEncrypter?encrypter?=?new?AESEncrypterBC（）;
		AesZipFileEncrypter?zipFileEncrypter?=?null;
		try?{
			zipFileEncrypter?=?new?AesZipFileEncrypter（destPath?encrypter）;
			/**
			?*?此方法是修改源碼后添加用以支持中文文件名
			?*/
			zipFileEncrypter.setEncoding（“utf8“）;
			File?sFile?=?new?File（srcFile）;
			/**
			?*?AesZipFileEncrypter提供了重載的添加Entry的方法其中:
			?*?add（File?f?String?passwd）?
			?*?			方法是將文件直接添加進壓縮文件
			?*?
			?*?add（File?f??String?pathForEntry?String?passwd）
			?*?			方法是按指定路徑將文件添加進壓縮文件
			?*?pathForEntry?-?to?be?used?for?addition?of?the?file?（path?within?zip?file）
			?*/
			doZip（sFile?zipFileEncrypter?““?passwd）;
		}?catch?（IOException?e）?{
			e.printStackTrace（）;
		}?finally?{
			try?{
				zipFileEncrypter.close（）;
			}?catch?（IOException?e）?{
				e.printStackTrace（）;
			}
		}
	}
	
	/**
	?*?具體壓縮方法將給定文件添加進壓縮文件中并處理壓縮文件中的路徑
	?*?@param?file?給定磁盤文件（是文件直接添加是目錄遞歸調用添加）
	?*?@param?encrypter?AesZipFileEncrypter實例用于輸出加密ZIP文件
	?*?@param?pathForEntry?ZIP文件中的路徑
	?*?@param?passwd?壓縮密碼
	?*?@throws?IOException
	?*/
	private?static?void?doZip（File?file?AesZipFileEncrypter?encrypter
			String?pathForEntry?String?passwd）?throws?IOException?{
		if?（file.isFile（））?{
			pathForEntry?+=?file.getName（）;
			encrypter.add（file?pathForEntry?passwd）;
			return;
		}
		pathForEntry?+=?file.getName（）?+?File.separator;
		for（File?subFile?:?file.listFiles（））?{
			doZip（subFile?encrypter?pathForEntry?passwd）;
		}
	}
	
	/**
	?*?使用給定密碼解壓指定壓縮文件到指定目錄
	?*?@param?inFile?指定Zip文件
	?*?@param?outDir?解壓目錄
	?*?@param?passwd?解壓密碼
	?*/
	public?static?void?unzip（String?inFile?String?outDir?String?passwd）?{
		File?outDirectory?=?new?File（outDir）;
		if?（!outDirectory.exists（））?{
			outDirectory.mkdir（）;
		}
		AESDecrypter?decrypter?=?new?AESDecrypterBC（）;
		AesZipFileDecrypter?zipDecrypter?=?null;
		try?{
			zipDecrypter?=?new?AesZipFileDecrypter（new?File（inFile）?decrypter）;
			AesZipFileDecrypter.charset?=?“utf-8“;
			/**
			?*?得到ZIP文件中所有Entry但此處好像與JDK里不同目錄不視為Entry
			?*?需要創建文件夾entry.isDirectory（）方法同樣不適用不知道是不

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????1652404??2012-07-06?11:12??bcprov-jdk16-140.jar
?????文件????????4808??2012-07-07?12:08??DecryptionZipUtil.java
?????文件???????33849??2012-07-07?13:51??winszipaes_zh_CN_supported_20120416.jar
?????文件???????26408??2012-07-07?13:52??winszipaes_zh_CN_supported_20120416_src.zip
?????目錄???????????0??2012-07-06?17:01??winzipaes-docs\
?????文件????????3004??2012-07-06?11:01??winzipaes-docs\allclasses-frame.html
?????文件????????2664??2012-07-06?11:01??winzipaes-docs\allclasses-noframe.html
?????文件???????22202??2012-07-06?11:01??winzipaes-docs\constant-values.html
?????目錄???????????0??2012-07-06?17:01??winzipaes-docs\de\
?????文件????????5164??2012-07-06?11:01??winzipaes-docs\deprecated-list.html
?????目錄???????????0??2012-07-06?17:01??winzipaes-docs\de\idyl\
?????目錄???????????0??2012-07-06?17:01??winzipaes-docs\de\idyl\winzipaes\
?????文件???????21739??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\AesZipFileDecrypter.html
?????文件???????23177??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\AesZipFileEncrypter.html
?????目錄???????????0??2012-07-06?17:01??winzipaes-docs\de\idyl\winzipaes\class-use\
?????文件????????5923??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\class-use\AesZipFileDecrypter.html
?????文件????????5923??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\class-use\AesZipFileEncrypter.html
?????目錄???????????0??2012-07-06?17:01??winzipaes-docs\de\idyl\winzipaes\impl\
?????文件???????11946??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESCryptobase.html
?????文件????????9977??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESDecrypter.html
?????文件???????14475??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESDecrypterBC.html
?????文件???????12863??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESDecrypterJCA.html
?????文件???????10829??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESEncrypter.html
?????文件???????16483??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESEncrypterBC.html
?????文件???????14176??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESEncrypterJCA.html
?????文件???????14110??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\AESUtilsJCA.html
?????文件???????13513??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\ByteArrayHelper.html
?????文件???????21681??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\CentralDirectoryEntry.html
?????目錄???????????0??2012-07-06?17:01??winzipaes-docs\de\idyl\winzipaes\impl\class-use\
?????文件????????8210??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\class-use\AESCryptobase.html
?????文件????????9779??2012-07-06?11:01??winzipaes-docs\de\idyl\winzipaes\impl\class-use\AESDecrypter.html
............此處省略54個文件信息