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

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

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/**
 * 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 jline.ConsoleReader;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.OptionBuilder;
import org.apache.sqoop.common.Direction;
import org.apache.sqoop.model.MJob;
import org.apache.sqoop.model.MPersistableEntity;
import org.apache.sqoop.shell.core.Constants;
import org.apache.sqoop.shell.utils.ConfigOptions;
import org.apache.sqoop.shell.utils.JobDynamicConfigOptions;
import org.apache.sqoop.validation.Status;

import java.io.IOException;
import java.util.List;
import java.util.ResourceBundle;

import static org.apache.sqoop.shell.ShellEnvironment.*;
import static org.apache.sqoop.shell.utils.ConfigFiller.*;

/**
 *
 */
@SuppressWarnings("serial")
public class CloneJobFunction extends SqoopFunction {
    @SuppressWarnings("static-access")
    public CloneJobFunction() {
        this.addOption(OptionBuilder.withDescription(resourceString(Constants.RES_PROMPT_JOB_ID))
                .withLongOpt(Constants.OPT_JID).isRequired().hasArg().create(Constants.OPT_JID_CHAR));
    }

    @SuppressWarnings("unchecked")
    public Object executeFunction(CommandLine line, boolean isInteractive) throws IOException {
        return cloneJob(getLong(line, Constants.OPT_JID), line.getArgList(), isInteractive);
    }

    private Status cloneJob(Long jobId, List<String> args, boolean isInteractive) throws IOException {
        printlnResource(Constants.RES_CLONE_CLONING_JOB, jobId);

        ConsoleReader reader = new ConsoleReader();

        MJob job = client.getJob(jobId);
        job.setPersistenceId(MPersistableEntity.PERSISTANCE_ID_DEFAULT);

        ResourceBundle fromConnectorBundle = client.getConnectorConfigBundle(job.getConnectorId(Direction.FROM));
        ResourceBundle toConnectorBundle = client.getConnectorConfigBundle(job.getConnectorId(Direction.TO));
        ResourceBundle driverConfigBundle = client.getDriverConfigBundle();

        Status status = Status.OK;

        // Remove persistent id as we're making a clone
        job.setPersistenceId(MPersistableEntity.PERSISTANCE_ID_DEFAULT);

        if (isInteractive) {
            printlnResource(Constants.RES_PROMPT_UPDATE_JOB_CONFIG);

            do {
                // Print error introduction if needed
                if (!status.canProceed()) {
                    errorIntroduction();
                }

                // Fill in data from user
                if (!fillJobWithBundle(reader, job, fromConnectorBundle, toConnectorBundle, driverConfigBundle)) {
                    return null;
                }

                // Try to create
                status = client.saveJob(job);
            } while (!status.canProceed());
        } else {
            JobDynamicConfigOptions options = new JobDynamicConfigOptions();
            options.prepareOptions(job);
            CommandLine line = ConfigOptions.parseOptions(options, 0, args, false);
            if (fillJob(line, job)) {
                status = client.saveJob(job);
                if (!status.canProceed()) {
                    printJobValidationMessages(job);
                    return null;
                }
            } else {
                printJobValidationMessages(job);
                return null;
            }
        }

        printlnResource(Constants.RES_CLONE_JOB_SUCCESSFUL, status.name(), job.getPersistenceId());

        return status;
    }
}