Package org.sonatype.nexus.plugins.tasks.api

Source Code of org.sonatype.nexus.plugins.tasks.api.TasksRunPlexusResource

/*
* Sonatype Nexus (TM) Open Source Version
* Copyright (c) 2007-2014 Sonatype, Inc.
* All rights reserved. Includes the third-party code listed at http://links.sonatype.com/products/nexus/oss/attributions.
*
* This program and the accompanying materials are made available under the terms of the Eclipse Public License Version 1.0,
* which accompanies this distribution and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc. "Sonatype" and "Sonatype Nexus" are trademarks
* of Sonatype, Inc. Apache Maven is a trademark of the Apache Software Foundation. M2eclipse is a trademark of the
* Eclipse Foundation. All other trademarks are the property of their respective owners.
*/
package org.sonatype.nexus.plugins.tasks.api;

import java.util.Map;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import org.sonatype.nexus.scheduling.NexusScheduler;
import org.sonatype.nexus.scheduling.NexusTask;
import org.sonatype.plexus.rest.resource.AbstractPlexusResource;
import org.sonatype.plexus.rest.resource.PathProtectionDescriptor;
import org.sonatype.scheduling.ScheduledTask;

import org.restlet.Context;
import org.restlet.data.Request;
import org.restlet.data.Response;
import org.restlet.resource.ResourceException;

import static com.google.common.base.Preconditions.checkNotNull;

/**
* Run a specified task by type, using task parameters provided as query parameters.
*
* @since 2.6
*/
@Named
@Singleton
public class TasksRunPlexusResource
    extends AbstractPlexusResource
{

  private static final String RESOURCE_URI = "/tasks/run/{taskType}";

  private final NexusScheduler nexusScheduler;

  @Inject
  public TasksRunPlexusResource(final NexusScheduler nexusScheduler) {
    this.nexusScheduler = checkNotNull(nexusScheduler);
  }

  @Override
  public String getResourceUri() {
    return RESOURCE_URI;
  }

  @Override
  public boolean isModifiable() {
    return true;
  }

  @Override
  public PathProtectionDescriptor getResourceProtection() {
    return new PathProtectionDescriptor("/tasks/run/*/**", "anon");
  }

  @Override
  public Object getPayloadInstance() {
    return null;
  }

  @Override
  public Object post(final Context context, final Request request, final Response response, final Object payload)
      throws ResourceException
  {
    final String taskType = request.getAttributes().get("taskType").toString();

    if (taskType != null) {
      final NexusTask<?> taskInstance = nexusScheduler.createTaskInstance(taskType);
      final Map<String, String> valuesMap = request.getResourceRef().getQueryAsForm().getValuesMap();
      if (valuesMap != null && !valuesMap.isEmpty()) {
        for (Map.Entry<String, String> entry : valuesMap.entrySet()) {
          taskInstance.addParameter(entry.getKey(), entry.getValue());
        }
      }
      final ScheduledTask<?> scheduledTask = nexusScheduler.submit(taskType, taskInstance);
      try {
        scheduledTask.get();
      }
      catch (Exception e) {
        throw new ResourceException(e);
      }
    }

    return null;
  }

}
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