2 * Copyright © 2016-2018 European Support Limited
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.openecomp.sdc.logging.slf4j;
19 import org.openecomp.sdc.logging.context.HostAddressCache;
20 import org.openecomp.sdc.logging.context.InstanceId;
22 import java.net.InetAddress;
23 import java.util.EnumMap;
25 import java.util.Optional;
28 * Maps global logging context to corresponding MDC fields.
33 class GlobalContextProvider implements ContextProvider {
35 private static final HostAddressCache HOST_ADDRESS_CACHE = new HostAddressCache();
38 public Map<ContextField, String> values() {
40 Map<ContextField, String> values = new EnumMap<>(ContextField.class);
41 values.put(ContextField.INSTANCE_ID, InstanceId.get());
43 Optional<InetAddress> hostAddress = HOST_ADDRESS_CACHE.get();
44 hostAddress.ifPresent(address -> {
45 values.put(ContextField.SERVER, address.getHostName());
46 values.put(ContextField.SERVER_IP_ADDRESS, address.getHostAddress());