org.apache.sqoop.shell.StartJobFunction.java Source code

Introduction

Here is the source code for org.apache.sqoop.shell.StartJobFunction.java

Source

/**
 * 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 static org.apache.sqoop.shell.ShellEnvironment.client;
import static org.apache.sqoop.shell.ShellEnvironment.getPollTimeout;
import static org.apache.sqoop.shell.ShellEnvironment.resourceString;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.OptionBuilder;
import org.apache.log4j.Logger;
import org.apache.sqoop.client.SubmissionCallback;
import org.apache.sqoop.common.SqoopException;
import org.apache.sqoop.model.MSubmission;
import org.apache.sqoop.shell.core.ShellError;
import org.apache.sqoop.shell.core.Constants;
import org.apache.sqoop.shell.utils.SubmissionDisplayer;
import org.apache.sqoop.validation.Status;

@SuppressWarnings("serial")
public class StartJobFunction extends SqoopFunction {
    public static final Logger LOG = Logger.getLogger(StartJobFunction.class);

    @SuppressWarnings("static-access")
    public StartJobFunction() {
        this.addOption(OptionBuilder.hasArg().withArgName(Constants.OPT_JID)
                .withDescription(resourceString(Constants.RES_PROMPT_JOB_ID)).withLongOpt(Constants.OPT_JID)
                .create(Constants.OPT_JID_CHAR));
        this.addOption(OptionBuilder.withDescription(resourceString(Constants.RES_PROMPT_SYNCHRONOUS))
                .withLongOpt(Constants.OPT_SYNCHRONOUS).create(Constants.OPT_SYNCHRONOUS_CHAR));
    }

    @Override
    public Object executeFunction(CommandLine line, boolean isInteractive) {
        // Poll until finished
        if (line.hasOption(Constants.OPT_SYNCHRONOUS) && line.hasOption(Constants.OPT_JID)) {
            long pollTimeout = getPollTimeout();
            SubmissionCallback callback = new SubmissionCallback() {
                @Override
                public void submitted(MSubmission submission) {
                    SubmissionDisplayer.displayHeader(submission);
                    SubmissionDisplayer.displayProgress(submission);
                }

                @Override
                public void updated(MSubmission submission) {
                    SubmissionDisplayer.displayProgress(submission);
                }

                @Override
                public void finished(MSubmission submission) {
                    SubmissionDisplayer.displayFooter(submission);
                }
            };

            try {
                client.startJob(getLong(line, Constants.OPT_JID), callback, pollTimeout);
            } catch (InterruptedException e) {
                throw new SqoopException(ShellError.SHELL_0007, e);
            }
        } else if (line.hasOption(Constants.OPT_JID)) {
            MSubmission submission = client.startJob(getLong(line, Constants.OPT_JID));
            if (submission.getStatus().isFailure()) {
                SubmissionDisplayer.displayFooter(submission);
            } else {
                SubmissionDisplayer.displayHeader(submission);
                SubmissionDisplayer.displayProgress(submission);
            }
        } else {
            return null;
        }

        return Status.OK;
    }
}