2 * Copyright 2017-2018 Gregory Moyer and contributors.
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.
16 package org.openhab.binding.lametrictime.api.common.impl;
18 import javax.ws.rs.client.Client;
19 import javax.ws.rs.client.ClientBuilder;
21 import com.google.gson.Gson;
23 public abstract class AbstractClient {
24 protected final ClientBuilder clientBuilder;
26 private volatile Client client;
27 private volatile Gson gson;
29 public AbstractClient() {
30 this(ClientBuilder.newBuilder());
33 public AbstractClient(ClientBuilder clientBuilder) {
34 this.clientBuilder = clientBuilder;
37 protected Client getClient() {
41 client = createClient();
49 protected Gson getGson() {
61 protected abstract Client createClient();
63 protected Gson createGson() {
64 return GsonGenerator.create();
67 protected ClientBuilder getClientBuilder() {