com.zving.preloader.Updater Maven / Gradle / Ivy
package com.zving.preloader;
import java.io.*;
import java.util.*;
// fix
public class Updater {
public static class UpdateCommand {
public String Command;
public String Type;
public UpdateCommand() {
}
}
public static class UpdateCommandList {
public void parse(String commands) {
String lines[] = commands.split("\\n");
String as[];
int j = (as = lines).length;
for (int i = 0; i < j; i++) {
String line = as[i];
line = line.trim();
UpdateCommand uc = null;
if (line.equals("#[DB]")) {
uc = new UpdateCommand();
uc.Type = "#[DB]";
} else if (line.equals("#[REVISION]")) {
uc = new UpdateCommand();
uc.Type = "#[REVISION]";
} else if (line.equals("#[DELETE]")) {
uc = new UpdateCommand();
uc.Type = "#[DELETE]";
} else {
if (!line.equals("#[JAVA]"))
continue;
uc = new UpdateCommand();
uc.Type = "#[JAVA]";
}
uc.Command = line.substring(uc.Type.length());
list.add(uc);
}
}
public List getAll() {
return list;
}
List list;
public UpdateCommandList() {
list = new ArrayList();
}
}
public Updater() {
}
public static void update() {
StringBuilder sb;
String pluginPath;
String UpdateTime;
sb = new StringBuilder();
pluginPath = Util.getPluginPath();
UpdateTime = "0";
String path;
path = (new StringBuilder(String.valueOf(pluginPath))).append("update/current/").toString();
normalize(path);
if (!(new File(path)).exists()) {
try {
if (sb.length() != 0)
writeText((new StringBuilder(String.valueOf(pluginPath))).append("update/Updater_").append(UpdateTime).append(".log").toString(), sb.toString());
} catch (IOException e) {
e.printStackTrace();
}
return;
}
File pluginPathFile = new File(pluginPath);
if (!pluginPathFile.exists()) {
try {
if (sb.length() != 0)
writeText((new StringBuilder(String.valueOf(pluginPath))).append("update/Updater_").append(UpdateTime).append(".log").toString(), sb.toString());
} catch (IOException e) {
e.printStackTrace();
}
return;
}
try {
String uiPath = pluginPath.substring(0, pluginPath.lastIndexOf("WEB-INF"));
String commandFile = (new StringBuilder(String.valueOf(path))).append("commands.txt").toString();
if ((new File(commandFile)).exists()) {
UpdateCommandList list = new UpdateCommandList();
list.parse(readText(commandFile, "UTF-8"));
for (Iterator iterator = list.getAll().iterator(); iterator.hasNext();) {
UpdateCommand uc = (UpdateCommand) iterator.next();
if (uc.Type.equals("#[REVISION]")) {
UpdateTime = uc.Command.trim();
break;
}
}
for (Iterator iterator1 = list.getAll().iterator(); iterator1.hasNext();) {
UpdateCommand uc = (UpdateCommand) iterator1.next();
if (uc.Type.equals("#[DELETE]")) {
String f = uc.Command;
if (f.startsWith("UI/")) {
f = f.substring(3);
f = (new StringBuilder(String.valueOf(uiPath))).append(f.trim()).toString();
f = normalize(f);
if ((new File(f)).exists()) {
if ((new File(f)).delete())
sb.append((new StringBuilder("Delete ")).append(f).append(" success").toString());
else
sb.append((new StringBuilder("Delete ")).append(f).append(" failed").toString());
} else {
sb.append((new StringBuilder("Delete ")).append(f).append(" failed,file not found").toString());
}
}
}
}
}
copy(new File(path), uiPath, sb);
delete(new File(path));
} catch (Throwable t) {
sb.append(t.getMessage());
StackTraceElement stack[] = t.getStackTrace();
for (int i = 0; i < stack.length; i++) {
StackTraceElement ste = stack[i];
sb.append("\t");
sb.append(ste.getClassName());
sb.append(".");
sb.append(ste.getMethodName());
sb.append("(),LineNo.:");
sb.append(ste.getLineNumber());
sb.append("\n");
}
}
try {
if (sb.length() != 0)
writeText((new StringBuilder(String.valueOf(pluginPath))).append("update/Updater_").append(UpdateTime).append(".log").toString(), sb.toString());
} catch (IOException e) {
e.printStackTrace();
}
}
private static void delete(File parent) {
if (parent.isFile()) {
parent.delete();
return;
}
File afile[];
int k = (afile = parent.listFiles()).length;
for (int i = 0; i < k; i++) {
File f = afile[i];
if (f.isDirectory())
delete(f);
}
k = (afile = parent.listFiles()).length;
for (int j = 0; j < k; j++) {
File f = afile[j];
f.delete();
}
}
private static void copy(File path, String parentPath, StringBuilder sb) throws Exception {
int i;
int j;
File afile[];
j = (afile = path.listFiles()).length;
i = 0;
if (i < j) {
File f;
InputStream is;
f = afile[i];
if (f.isDirectory()) {
copy(f, (new StringBuilder(String.valueOf(parentPath))).append("/").append(f.getName()).toString(), sb);
// continue; /* Loop/switch isn't completed */
}
is = null;
is = new FileInputStream(f);
byte bs[] = readByte(is);
if (!(new File(parentPath)).exists())
(new File(parentPath)).mkdirs();
writeByte((new StringBuilder(String.valueOf(parentPath))).append("/").append(f.getName()).toString(), bs);
if (is != null)
is.close();
i++;
} else {
}
}
public static String normalize(String path) {
path = path.replace('\\', '/');
path = path.replaceAll("\\.\\.\\/", "/");
path = path.replaceAll("\\.\\/", "/");
path = path.replaceAll("/+", "/");
return path;
}
public static String readText(String f, String encoding) throws IOException {
InputStream is = null;
String s;
is = new FileInputStream(f);
byte bs[] = readByte(is);
s = new String(bs, encoding);
if (is != null)
is.close();
return s;
}
public static byte[] readByte(InputStream is) throws IOException {
byte buffer[] = new byte[8192];
ByteArrayOutputStream os = new ByteArrayOutputStream();
do {
int bytesRead = -1;
bytesRead = is.read(buffer);
if (bytesRead != -1)
os.write(buffer, 0, bytesRead);
else
return os.toByteArray();
} while (true);
}
public static boolean writeByte(String fileName, byte b[]) throws IOException {
fileName = normalize(fileName);
BufferedOutputStream fos = new BufferedOutputStream(new FileOutputStream(fileName));
fos.write(b);
fos.close();
return true;
}
public static boolean writeText(String fileName, String content) throws IOException {
fileName = normalize(fileName);
byte bs[] = content.getBytes("UTF-8");
writeByte(fileName, bs);
return true;
}
public static final String COMMAND_REVISION = "#[REVISION]";
public static final String COMMAND_DELETE = "#[DELETE]";
public static final String COMMAND_DB = "#[DB]";
public static final String COMMAND_JAVA = "#[JAVA]";
}