/*
* Copyright © 2012-2014 Cask Data, 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 co.cask.cdap.shell.command;
import co.cask.cdap.client.DatasetModuleClient;
import co.cask.cdap.shell.AbstractCommand;
import co.cask.cdap.shell.ElementType;
import co.cask.cdap.shell.completer.Completable;
import com.google.common.base.Preconditions;
import com.google.common.collect.Lists;
import jline.console.completer.Completer;
import jline.console.completer.FileNameCompleter;
import java.io.File;
import java.io.PrintStream;
import java.util.List;
import javax.inject.Inject;
/**
* Deploys a dataset module.
*/
public class DeployDatasetModuleCommand extends AbstractCommand implements Completable {
private final DatasetModuleClient datasetModuleClient;
@Inject
public DeployDatasetModuleCommand(DatasetModuleClient datasetModuleClient) {
super("module", "<module-jar-file> <module-name> <module-jar-classname>",
"Deploys a " + ElementType.DATASET_MODULE.getPrettyName());
this.datasetModuleClient = datasetModuleClient;
}
@Override
public void process(String[] args, PrintStream output) throws Exception {
super.process(args, output);
File moduleJarFile = new File(args[0]);
Preconditions.checkArgument(moduleJarFile.exists(),
"Module jar file '" + moduleJarFile.getAbsolutePath() + "' does not exist");
Preconditions.checkArgument(moduleJarFile.canRead());
String moduleName = args[1];
String moduleJarClassname = args[2];
datasetModuleClient.add(moduleName, moduleJarClassname, moduleJarFile);
output.printf("Successfully deployed dataset module '%s'\n", moduleName);
}
@Override
public List<? extends Completer> getCompleters(String prefix) {
return Lists.newArrayList(prefixCompleter(prefix, new FileNameCompleter()));
}
}