hadoop DockerImagesCommand 源码
haddop DockerImagesCommand 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/docker/DockerImagesCommand.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.runtime.docker;
import org.apache.hadoop.util.Preconditions;
/**
* Encapsulates the docker images command and its command
* line arguments.
*/
public class DockerImagesCommand extends DockerCommand {
private static final String IMAGES_COMMAND = "images";
public DockerImagesCommand() {
super(IMAGES_COMMAND);
}
public DockerImagesCommand getSingleImageStatus(String imageName) {
Preconditions.checkNotNull(imageName, "imageName");
super.addCommandArguments("image", imageName);
return this;
}
}
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