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ListNamespaces.groovy
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ListNamespaces.groovy
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/*
* Copyright 2014 the original author or 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 com.bmuschko.gradle.kubernetes.plugin.tasks.namespaces
import com.bmuschko.gradle.kubernetes.plugin.tasks.AbstractKubernetesTask
import org.gradle.api.tasks.Input
import org.gradle.api.tasks.Optional
/**
* List available Namespaces.
*/
class ListNamespaces extends AbstractKubernetesTask {
@Input
@Optional
Map<String, String> withLabels
@Input
@Optional
Map<String, String> withoutLabels
@Override
def handleClient(kubernetesClient) {
logger.quiet 'Listing namespaces...'
def objToConfigure = kubernetesClient.namespaces()
// configure on the namespaces instance itself
def objReconfigured = configureOn(objToConfigure)
// apply user-defined inputs
def objWithUserInputs = applyInputs(objReconfigured)
// get the `NamespaceList` object which in itself is NOT a list.
def localResponse = objWithUserInputs.list()
// register response for downstream use and return list of items
// for `onNext` execution. The `getItems()` call will return null
// if no items were found.
responseOn(localResponse).getItems()
}
@Override
def applyInputs(obj) {
def objRef = wrapAtomic(obj)
invokeMethod(objRef, 'withLabels', withLabels)
invokeMethod(objRef, 'withoutLabels', withoutLabels).get()
}
}