Java IMap.remove方法代碼示例

import com.hazelcast.core.IMap; //導入方法依賴的package包/類
public static void main(String[] args) {
	HazelcastInstance ins = Hazelcast.newHazelcastInstance();
	IMap<Integer, String> map = ins.getMap("");
	map.addEntryListener(new ListenerExample(), true);//添加自定義監聽器
	map.put(1, "Grand Theft Auto");
	map.put(1, "Final Fantasy");
	map.put(2, "World Of Warcraft");
	
	HazelcastInstance insex = Hazelcast.newHazelcastInstance();
	IMap<Integer, String> mapex = insex.getMap("");
	
	System.out.println(mapex.get(1));
	System.out.println(mapex.get(2));
	mapex.remove(1);
	mapex.remove(2);
	System.exit(0);
}
 

import com.hazelcast.core.IMap; //導入方法依賴的package包/類
@Override
public boolean deleteSingleTicket(final String ticketId) {
    final String encTicketId = encodeTicketId(ticketId);
    final TicketDefinition metadata = this.ticketCatalog.find(ticketId);
    final IMap<String, Ticket> map = getTicketMapInstanceByMetadata(metadata);
    return map.remove(encTicketId) != null;
}
 

import com.hazelcast.core.IMap; //導入方法依賴的package包/類
@Override
public void applyChange(ConfigChangeRequest configChange) {
    if(readOnly){
        return;
    }
    IMap<String,String> config = hazelcastInstance.getMap(mapReference);
    for(Map.Entry<String, String> en: configChange.getAddedProperties().entrySet()){
        String metaVal = configChange.getAddedProperties().get("_" + en.getKey()+".ttl");
        if(metaVal!=null){
            try {
                long ms = Long.parseLong(metaVal);
                config.put(en.getKey(), en.getValue(), ms, TimeUnit.MILLISECONDS);
            }catch(Exception e){
                LOG.log(Level.WARNING, "Failed to parse TTL in millis: " + metaVal +
                        " for '"+ en.getKey()+"'", e);
                config.put(en.getKey(), en.getValue());
            }
        }else {
            config.put(en.getKey(), en.getValue());
        }
    }
    for(String key: configChange.getRemovedProperties()){
        config.remove(key);
    }
    IList<String> taList = hazelcastInstance.getList("_tamaya.transactions");
    taList.add(configChange.getTransactionID());
    config.put("_tamaya.transaction.lastId", configChange.getTransactionID(), 1, TimeUnit.DAYS);
    config.put("_tamaya.transaction.startedAt", String.valueOf(configChange.getStartedAt()), 1, TimeUnit.DAYS);
    config.flush();
    refresh();
}
 

import com.hazelcast.core.IMap; //導入方法依賴的package包/類
public static void main(String[] args) {
	HazelcastInstance ins = Hazelcast.newHazelcastInstance();
	IMap<Integer, String> imap = ins.getMap("");
	imap.addInterceptor(new InterceptorExample());// 添加攔截器
	imap.put(1, "Mei");
	imap.put(1, "Tracer");
	imap.put(1, "D.va");
	imap.put(1, "Mercy");
	
	imap.get(1);
	imap.remove(1);
	System.out.println(imap.get(1));
}
 

import com.hazelcast.core.IMap; //導入方法依賴的package包/類
@SuppressWarnings("unchecked")
private Map<String, Object> handleRefreshToken(HttpServerExchange exchange, String refreshToken, String scope, Map<String, Object> formMap) throws ApiException {
    if(logger.isDebugEnabled()) logger.debug("refreshToken = " + refreshToken + " scope = " + scope);
    Client client = authenticateClient(exchange, formMap);
    if(client != null) {
        // make sure that the refresh token can be found and client_id matches.
        IMap<String, RefreshToken> tokens = CacheStartupHookProvider.hz.getMap("tokens");
        RefreshToken token = tokens.remove(refreshToken);
        if(token != null) {
            String userId = token.getUserId();
            String clientId = token.getClientId();
            String oldScope = token.getScope();
            if(client.getClientId().equals(clientId)) {
                IMap<String, User> users = CacheStartupHookProvider.hz.getMap("users");
                User user = users.get(userId);
                if(scope == null) {
                    scope = oldScope; // use the previous scope when access token is generated
                } else {
                    // make sure scope is the same as oldScope or contained in oldScope.
                    if(!matchScope(scope, oldScope)) {
                        throw new ApiException(new Status(MISMATCH_SCOPE, scope, oldScope));
                    }
                }
                String jwt;
                try {
                    jwt = JwtHelper.getJwt(mockAcClaims(client.getClientId(), scope, userId, user.getUserType().toString(), null));
                } catch (Exception e) {
                    throw new ApiException(new Status(GENERIC_EXCEPTION, e.getMessage()));
                }
                // generate a new refresh token and associate it with userId and clientId
                String newRefreshToken = UUID.randomUUID().toString();
                RefreshToken newToken = new RefreshToken();
                newToken.setRefreshToken(newRefreshToken);
                newToken.setUserId(userId);
                newToken.setClientId(client.getClientId());
                newToken.setScope(scope);
                tokens.put(refreshToken, newToken);
                Map<String, Object> resMap = new HashMap<>();
                resMap.put("access_token", jwt);
                resMap.put("token_type", "bearer");
                resMap.put("expires_in", config.getExpiredInMinutes()*60);
                resMap.put("refresh_token", newRefreshToken);
                return resMap;

            } else {
                // mismatched client id
                throw new ApiException(new Status(MISMATCH_CLIENT_ID, client.getClientId(), clientId));
            }
        } else {
            // refresh token cannot be found.
            throw new ApiException(new Status(REFRESH_TOKEN_NOT_FOUND, refreshToken));
        }
    }
    return new HashMap<>(); // return an empty hash map. this is actually not reachable at all.
}