/
NamespaceListEquivalent.java
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/
NamespaceListEquivalent.java
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/*
* Copyright (C) 2015 Red Hat, Inc.
*
* 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.kubernetes.examples.kubectl.equivalents;
import io.fabric8.kubernetes.api.model.Namespace;
import io.fabric8.kubernetes.api.model.ObjectMeta;
import io.fabric8.kubernetes.client.KubernetesClient;
import io.fabric8.kubernetes.client.KubernetesClientBuilder;
import io.fabric8.kubernetes.client.KubernetesClientException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class NamespaceListEquivalent {
private static final Logger logger = LoggerFactory.getLogger(NamespaceListEquivalent.class);
public static void main(String[] args) {
logger.info("Creating Kubernetes client");
try (final KubernetesClient client = new KubernetesClientBuilder().build()) {
logger.info("Kubernetes client successfully created");
// List all namespaces
client.namespaces()
.list()
.getItems()
.stream()
.map(Namespace::getMetadata)
.map(ObjectMeta::getName)
.forEach(logger::info);
} catch (KubernetesClientException aException) {
logger.error("Problem encountered in Kubernetes Client");
aException.printStackTrace();
}
}
}