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//package prerna.om;
//
//import java.util.HashSet;
//import java.util.Set;
//
//import prerna.auth.User;
//import prerna.auth.utils.AbstractSecurityUtils;
//import prerna.auth.utils.SecurityAppUtils;
//
//public class AppAvailabilityStore {
//
//	private static AppAvailabilityStore store = null;
//	
//	// keep track of apps that have been disabled
//	private Set disabledApps = new HashSet<>();
//	
//	private AppAvailabilityStore() {
//		
//	}
//	
//	public static AppAvailabilityStore getInstance() {
//		if(!AbstractSecurityUtils.securityEnabled()) {
//			return null;
//		}
//		
//		if(store != null) {
//			return store;
//		}
//
//		synchronized(AppAvailabilityStore.class) {
//			if(store == null) {
//				store = new AppAvailabilityStore();
//			}
//
//			return store;
//		}
//	}
//	
//	/**
//	 * Disable the app if the user is the owner
//	 * @param user
//	 * @param appId
//	 * @return
//	 */
//	public boolean disableApp(User user, String appId) {
//		// only the owner can disable the app
//		if(!SecurityAppUtils.userIsOwner(user, appId)) {
//			return false;
//		}
//
//		// add the disabled app to the list
//		this.disabledApps.add(appId);
//		return true;
//	}
//	
//	/**
//	 * Return a boolean if the app is disabled by the owner
//	 * @param appId
//	 * @return
//	 */
//	public boolean isAppDisabledByOwner(String appId) {
//		return this.disabledApps.contains(appId);
//	}
//	
//	public boolean enableApp(User user, String appId) {
//		// only the owner can disable the app
//		if(!SecurityAppUtils.userIsOwner(user, appId)) {
//			return false;
//		}
//
//		// remove the appId from the list
//		this.disabledApps.remove(appId);
//		return true;
//	}
//	
//}