Java tutorial
/** * 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.sqoop.shell; import org.apache.commons.cli.CommandLine; import org.apache.commons.cli.OptionBuilder; import org.apache.sqoop.model.MRole; import org.apache.sqoop.shell.core.Constants; import org.apache.sqoop.validation.Status; import static org.apache.sqoop.shell.ShellEnvironment.client; import static org.apache.sqoop.shell.ShellEnvironment.printlnResource; import static org.apache.sqoop.shell.ShellEnvironment.resourceString; @SuppressWarnings("serial") public class DeleteRoleFunction extends SqoopFunction { @SuppressWarnings("static-access") public DeleteRoleFunction() { this.addOption(OptionBuilder.withDescription(resourceString(Constants.RES_PROMPT_ROLE)) .withLongOpt(Constants.OPT_ROLE).isRequired().hasArg().create(Constants.OPT_ROLE_CHAR)); } @Override public Object executeFunction(CommandLine line, boolean isInteractive) { String role = line.getOptionValue(Constants.OPT_ROLE); client.dropRole(new MRole(role)); printlnResource(Constants.RES_DELETE_ROLE_SUCCESSFUL, role); return Status.OK; } }