shell/src/main/java/org/apache/sqoop/shell/CreateRoleFunction.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.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 java.io.IOException;

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 CreateRoleFunction extends SqoopFunction {
  @SuppressWarnings("static-access")
  public CreateRoleFunction() {
    this.addOption(OptionBuilder
      .withDescription(resourceString(Constants.RES_PROMPT_ROLE))
      .withLongOpt(Constants.OPT_ROLE)
      .isRequired()
      .hasArg()
      .create(Constants.OPT_ROLE_CHAR)
    );
  }

  @Override
  @SuppressWarnings("unchecked")
  public Object executeFunction(CommandLine line, boolean isInteractive) throws IOException {
    String role = line.getOptionValue(Constants.OPT_ROLE);
    client.createRole(new MRole(role));
    printlnResource(Constants.RES_CREATE_ROLE_SUCCESSFUL, role);
    return Status.OK;
  }
}