package com.tubeonfire.model.admin;
import java.util.Collections;
import java.util.logging.Logger;
import javax.cache.Cache;
import javax.cache.CacheException;
import javax.cache.CacheManager;
import com.googlecode.objectify.Key;
import com.googlecode.objectify.Objectify;
import com.googlecode.objectify.ObjectifyOpts;
import com.googlecode.objectify.ObjectifyService;
import com.tubeonfire.entity.Advertising;
public class AdvertisingModel {
private static final Logger log = Logger.getLogger(AdvertisingModel.class
.getName());
private static Objectify ofy;
private static Cache cache = null;
private static boolean isRegisted = false;
private static ObjectifyOpts opts = null;
private static String cachePrefix = "AdvertisingModel_";
public static void init() {
if (!isRegisted) {
isRegisted = true;
try {
ObjectifyService.register(Advertising.class);
} catch (Exception e) {
isRegisted = false;
}
try {
cache = CacheManager.getInstance().getCacheFactory()
.createCache(Collections.emptyMap());
} catch (CacheException e) {
isRegisted = false;
}
opts = new ObjectifyOpts().setSessionCache(true);
}
ofy = ObjectifyService.begin(opts);
}
public AdvertisingModel() {
init();
}
@SuppressWarnings("unchecked")
public static void insert(Advertising obj) {
init();
if (cache != null) {
String prefix = cachePrefix + "id_" + obj.getId();
cache.put(prefix, obj);
cache.put("frontEndAdvertisingModel_" + "id_" + obj.getId(), obj);
System.out.println("Put Advertising to cache success !");
}
ofy.put(obj);
}
public static void delete(Advertising obj) {
init();
String prefix = cachePrefix + "id_" + obj.getId();
if (cache != null && cache.containsKey(prefix)) {
cache.remove(prefix);
cache.remove("frontEndAdvertisingModel_" + "id_" + obj.getId());
System.out.println("Remove ads from cache success !");
}
ofy.delete(obj);
}
@SuppressWarnings("unchecked")
public static Advertising byId(String id, boolean fromCache) {
init();
Advertising obj = new Advertising();
String prefix = cachePrefix + "id_" + id;
if (cache != null && cache.containsKey(prefix) && fromCache) {
obj = (Advertising) cache.get(prefix);
} else {
try {
obj = ofy.get(new Key<Advertising>(Advertising.class, id));
if (fromCache) {
cache.put(prefix, obj);
}
} catch (Exception e) {
obj = null;
}
}
return obj;
}
@SuppressWarnings("unchecked")
public static Advertising getByPlaceAndPosition(int place, int position) {
try {
init();
Advertising obj = new Advertising();
String prefix = cachePrefix + "id_" + "advertising_place_" + place
+ "_position_" + position;
if (cache != null && cache.containsKey(prefix)) {
obj = (Advertising) cache.get(prefix);
} else {
obj = ofy.query(Advertising.class).filter("position", position)
.filter("place", place).get();
if (obj != null) {
cache.put(prefix, obj);
}
}
return obj;
} catch (Exception e) {
log.warning(e.toString());
e.printStackTrace();
return null;
}
}
}