public class ZipUtil{
private static final int BUFF_SIZE = 1024 * 1024; // 1M Byte
private static boolean stopZipFlag;
public static boolean isStopZipFlag() {
return stopZipFlag;
}
public static void setStopZipFlag(boolean stopZipFlag) {
ZipUtil.stopZipFlag = stopZipFlag;
}
/**
* 批量壓縮文件(夾)
*
* @param resFileList 要壓縮的文件(夾)列表
* @param zipFile 生成的壓縮文件
* @param zipListener zipListener
*/
public static void zipFiles(Collection<File> resFileList, File zipFile,ZipListener zipListener) {
ZipOutputStream zipout = null;
try {
zipout = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(
zipFile), BUFF_SIZE));
for (File resFile : resFileList) {
if(stopZipFlag){
break;
}
zipFile(resFile, zipout, "",zipListener);
}
zipout.close();
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 批量壓縮文件(夾)
*
* @param resFileList 要壓縮的文件(夾)列表
* @param zipFile 生成的壓縮文件
* @param comment 壓縮文件的註釋
* @param zipListener zipListener
*/
public static void zipFiles(Collection<File> resFileList, File zipFile, String comment,ZipListener zipListener)
{
ZipOutputStream zipout = null;
try {
zipout = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(zipFile), BUFF_SIZE));
for (File resFile : resFileList) {
zipFile(resFile, zipout, "",zipListener);
}
zipout.setComment(comment);
zipout.close();
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 解壓縮一個文件
*
* @param zipFile 壓縮文件
* @param folderPath 解壓縮的目標目錄
*/
public static void upZipFile(File zipFile, String folderPath) {
File desDir = new File(folderPath);
if (!desDir.exists()) {
desDir.mkdirs();
}
ZipFile zf = null;
try {
zf = new ZipFile(zipFile);
for (Enumeration<?> entries = zf.entries(); entries.hasMoreElements();) {
ZipEntry entry = ((ZipEntry)entries.nextElement());
InputStream in = zf.getInputStream(entry);
String str = folderPath + File.separator + entry.getName();
str = new String(str.getBytes("8859_1"), "GB2312");
File desFile = new File(str);
if (!desFile.exists()) {
File fileParentDir = desFile.getParentFile();
if (!fileParentDir.exists()) {
fileParentDir.mkdirs();
}
desFile.createNewFile();
}
OutputStream out = new FileOutputStream(desFile);
byte buffer[] = new byte[BUFF_SIZE];
int realLength;
while ((realLength = in.read(buffer)) > 0) {
out.write(buffer, 0, realLength);
}
in.close();
out.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 解壓文件名包含傳入文字的文件
*
* @param zipFile 壓縮文件
* @param folderPath 目標文件夾
* @param nameContains 傳入的文件匹配名
* @return 返回的集合
*/
public static ArrayList<File> upZipSelectedFile(File zipFile, String folderPath,
String nameContains) {
ArrayList<File> fileList = new ArrayList<File>();
File desDir = new File(folderPath);
if (!desDir.exists()) {
desDir.mkdir();
}
ZipFile zf = null;
try {
zf = new ZipFile(zipFile);
for (Enumeration<?> entries = zf.entries(); entries.hasMoreElements();) {
ZipEntry entry = ((ZipEntry)entries.nextElement());
if (entry.getName().contains(nameContains)) {
InputStream in = zf.getInputStream(entry);
String str = folderPath + File.separator + entry.getName();
str = new String(str.getBytes("8859_1"), "GB2312");
// str.getBytes("GB2312"),"8859_1" 輸出
// str.getBytes("8859_1"),"GB2312" 輸入
File desFile = new File(str);
if (!desFile.exists()) {
File fileParentDir = desFile.getParentFile();
if (!fileParentDir.exists()) {
fileParentDir.mkdirs();
}
desFile.createNewFile();
}
OutputStream out = new FileOutputStream(desFile);
byte buffer[] = new byte[BUFF_SIZE];
int realLength;
while ((realLength = in.read(buffer)) > 0) {
out.write(buffer, 0, realLength);
}
in.close();
out.close();
fileList.add(desFile);
}
}
return fileList;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
/**
* 獲得壓縮文件內文件列表
*
* @param zipFile 壓縮文件
* @return 壓縮文件內文件名稱
*/
public static ArrayList<String> getEntriesNames(File zipFile) {
ArrayList<String> entryNames = new ArrayList<String>();
Enumeration<?> entries = null;
try {
entries = getEntriesEnumeration(zipFile);
while (entries.hasMoreElements()) {
ZipEntry entry = ((ZipEntry)entries.nextElement());
entryNames.add(new String(getEntryName(entry).getBytes("GB2312"), "8859_1"));
}
return entryNames;
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
/**
* 獲得壓縮文件內壓縮文件對象以取得其屬性
*
* @param zipFile 壓縮文件
* @return 返回一個壓縮文件列表
*/
public static Enumeration<?> getEntriesEnumeration(File zipFile) {
ZipFile zf = null;
try {
zf = new ZipFile(zipFile);
} catch (IOException e) {
e.printStackTrace();
}
return zf.entries();
}
/**
* 取得壓縮文件對象的註釋
*
* @param entry 壓縮文件對象
* @return 壓縮文件對象的註釋
*/
public static String getEntryComment(ZipEntry entry) {
try {
return new String(entry.getComment().getBytes("GB2312"), "8859_1");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
return null;
}
/**
* 取得壓縮文件對象的名稱
*
* @param entry 壓縮文件對象
* @return 壓縮文件對象的名稱
*/
public static String getEntryName(ZipEntry entry) {
try {
return new String(entry.getName().getBytes("GB2312"), "8859_1");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
return null;
}
/**
* 壓縮文件
*
* @param resFile 需要壓縮的文件(夾)
* @param zipout 壓縮的目的文件
* @param rootpath 壓縮的文件路徑
*/
private static void zipFile(File resFile, ZipOutputStream zipout, String rootpath,ZipListener zipListener)
{
try {
rootpath = rootpath + (rootpath.trim().length() == 0 ? "" : File.separator)
+ resFile.getName();
rootpath = new String(rootpath.getBytes("8859_1"), "GB2312");
if (resFile.isDirectory()) {
File[] fileList = resFile.listFiles();
int length=fileList.length;
// Log.e("zipprogress", (int)((1 / (float) (length+1))*100)+"%");
zipListener.zipProgress((int)((1 / (float) (length+1))*100));
for (int i=0;i<length;i++) {
if(stopZipFlag){
break;
}
File file=fileList[i];
zipFile(file, zipout, rootpath,zipListener);
// Log.e("zipprogress", (int)(((i+2) / (float) (length+1))*100)+"%");
zipListener.zipProgress((int)(((i+2) / (float) (length+1))*100));
}
} else {
byte buffer[] = new byte[BUFF_SIZE];
BufferedInputStream in = new BufferedInputStream(new FileInputStream(resFile),
BUFF_SIZE);
zipout.putNextEntry(new ZipEntry(rootpath));
int realLength;
while ((realLength = in.read(buffer)) != -1) {
if(stopZipFlag){
break;
}
zipout.write(buffer, 0, realLength);
}
in.close();
zipout.flush();
zipout.closeEntry();
}
}catch (Exception e){
}
}
public interface ZipListener{
void zipProgress(int zipProgress);
}
}