Java tutorial
/* * Copyright (C) 2016 to the original authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package io.fabric8.spring.cloud.kubernetes.profile; import io.fabric8.kubernetes.client.DefaultKubernetesClient; import io.fabric8.spring.cloud.kubernetes.PodUtils; import io.fabric8.spring.cloud.kubernetes.StandardPodUtils; import org.springframework.context.ApplicationContextInitializer; import org.springframework.context.ConfigurableApplicationContext; import org.springframework.core.Ordered; public class KubernetesApplicationContextInitializer implements ApplicationContextInitializer<ConfigurableApplicationContext>, Ordered { private final KubernetesProfileApplicationListener listener; private static final int ORDER = 100; public KubernetesApplicationContextInitializer() { //If we are inside Kubernetes this should be perfectly valid. //If not then we won't add the Kubernetes profile anyway. this(new StandardPodUtils(new DefaultKubernetesClient())); } public KubernetesApplicationContextInitializer(PodUtils utils) { this(new KubernetesProfileApplicationListener(utils)); } public KubernetesApplicationContextInitializer(KubernetesProfileApplicationListener listener) { this.listener = listener; } @Override public int getOrder() { return ORDER; } @Override public void initialize(ConfigurableApplicationContext applicationContext) { listener.addKubernetesProfile(applicationContext.getEnvironment()); } }