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package de.blinkt.openvpn;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.StreamCorruptedException;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Set;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
public class ProfileManager {
private static final String PREFS_NAME = "VPNList";
private static ProfileManager instance;
private HashMap<String,VpnProfile> profiles=new HashMap<String, VpnProfile>();
public static VpnProfile get(String key) {
checkInstance();
return instance.profiles.get(key);
}
private ProfileManager() { }
private static void checkInstance() {
if(instance == null)
instance = new ProfileManager();
}
public static ProfileManager getInstance() {
checkInstance();
return instance;
}
public Collection<VpnProfile> getProfiles() {
return profiles.values();
}
public VpnProfile getProfileByName(String name) {
for (VpnProfile vpnp : profiles.values()) {
if(vpnp.getName().equals(name)) {
return vpnp;
}
}
return null;
}
public void saveProfileList(Activity activity) {
SharedPreferences sharedprefs = activity.getSharedPreferences(PREFS_NAME,Activity.MODE_PRIVATE);
Editor editor = sharedprefs.edit();
editor.putStringSet("vpnlist", profiles.keySet());
editor.commit();
}
public void addProfile(VpnProfile profile) {
profiles.put(profile.getUUID().toString(),profile);
}
public void saveProfile(Context context,VpnProfile profile) {
// First let basic settings save its state
ObjectOutputStream vpnfile;
try {
vpnfile = new ObjectOutputStream(context.openFileOutput((profile.getUUID().toString() + ".vp"),Activity.MODE_PRIVATE));
vpnfile.writeObject(profile);
vpnfile.flush();
vpnfile.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
void loadVPNList(Context context) {
profiles = new HashMap<String, VpnProfile>();
SharedPreferences settings =context.getSharedPreferences(PREFS_NAME,Activity.MODE_PRIVATE);
Set<String> vlist = settings.getStringSet("vpnlist", null);
if(vlist==null){
vlist = new HashSet<String>();
}
for (String vpnentry : vlist) {
try {
ObjectInputStream vpnfile = new ObjectInputStream(context.openFileInput(vpnentry + ".vp"));
VpnProfile vp = ((VpnProfile) vpnfile.readObject());
profiles.put(vp.getUUID().toString(), vp);
} catch (StreamCorruptedException e) {
e.printStackTrace();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
}
public int getNumberOfProfiles() {
return profiles.size();
}
}
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