private boolean unpackFile(ZipFile zip, byte[] buf, ZipEntry fileEntry, String name)
throws IOException, FileNotFoundException {
if (fileEntry == null) fileEntry = zip.getEntry(name);
if (fileEntry == null)
throw new FileNotFoundException("Can't find " + name + " in " + zip.getName());
File outFile = new File(sGREDir, name);
if (outFile.lastModified() == fileEntry.getTime() && outFile.length() == fileEntry.getSize())
return false;
File dir = outFile.getParentFile();
if (!dir.exists()) dir.mkdirs();
InputStream fileStream;
fileStream = zip.getInputStream(fileEntry);
OutputStream outStream = new FileOutputStream(outFile);
while (fileStream.available() > 0) {
int read = fileStream.read(buf, 0, buf.length);
outStream.write(buf, 0, read);
}
fileStream.close();
outStream.close();
outFile.setLastModified(fileEntry.getTime());
return true;
}
public static void upgrade(File wrFile) throws Exception {
System.out.println("Installing/upgrading Myna in '" + wrFile.toString() + "'...");
wrFile.mkdirs();
File web_inf = new File(wrFile.toURI().resolve("WEB-INF"));
boolean isUpgrade = false;
File backupDir = null;
if (web_inf.exists()) {
String dateString =
new java.text.SimpleDateFormat("MM-dd-yyyy_HH.mm.ss.S").format(new Date());
String backupBase = "WEB-INF/upgrade_backups/backup_" + dateString;
backupDir = new File(wrFile.toURI().resolve(backupBase));
backupDir.mkdirs();
isUpgrade = true;
System.out.println("Backups stored in " + backupDir);
// backup entire /myna folder because we're wiping it out
FileUtils.copyDirectory(
new File(wrFile.toURI().resolve("myna")), new File(backupDir.toURI().resolve("myna")));
FileUtils.deleteDirectory(new File(wrFile.toURI().resolve("myna")));
}
if (isJar) {
String jarFilePath = classUrl.substring(classUrl.indexOf(":") + 1, classUrl.indexOf("!"));
File jarFile = new File(new java.net.URL(jarFilePath).toURI());
ZipFile zipFile = new ZipFile(jarFile);
for (ZipEntry entry : java.util.Collections.list(zipFile.entries())) {;
File outputFile =
new File(wrFile.toURI().resolve(java.net.URLEncoder.encode(entry.getName(), "UTF-8")));
File backupFile = null;
if (isUpgrade) {
backupFile =
new File(
backupDir.toURI().resolve(java.net.URLEncoder.encode(entry.getName(), "UTF-8")));
}
if (entry.isDirectory()) {
outputFile.mkdirs();
if (isUpgrade) backupFile.mkdirs();
} else {
if (isUpgrade && outputFile.exists()) {
java.io.InputStream sourceIS = zipFile.getInputStream(entry);
java.io.InputStream targetIS = FileUtils.openInputStream(outputFile);
boolean isSame = IOUtils.contentEquals(sourceIS, targetIS);
sourceIS.close();
targetIS.close();
if (isSame
|| entry.toString().equals("index.html")
|| entry.toString().equals("application.sjs")
|| entry.toString().equals("WEB-INF/classes/general.properties")
|| entry.toString().startsWith("WEB-INF/myna/ds")) {
continue;
} else {
System.out.println("...backing up " + entry);
FileUtils.copyFile(outputFile, backupFile, true);
// outputFile.copyTo(backupFile);
// fusebox.upgradeLog("Backup: " + backupFile);
}
}
java.io.InputStream is = zipFile.getInputStream(entry);
java.io.OutputStream os = FileUtils.openOutputStream(outputFile);
IOUtils.copyLarge(is, os);
is.close();
os.close();
}
}
zipFile.close();
// FileUtils.deleteDirectory()
System.out.println("Done unpacking.");
}
}