QueueCommandsController.java example

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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.geode.management.internal.web.controllers;

import org.apache.geode.internal.lang.StringUtils;
import org.apache.geode.management.internal.cli.i18n.CliStrings;
import org.apache.geode.management.internal.cli.util.CommandStringBuilder;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

/**
 * The QueueCommandsController class implements GemFire Management REST API web service endpoints
 * for the Gfsh Queue Commands.
 * <p/>
 * 
 * @see org.apache.geode.management.internal.cli.commands.QueueCommands
 * @see org.apache.geode.management.internal.web.controllers.AbstractCommandsController
 * @see org.springframework.stereotype.Controller
 * @see org.springframework.web.bind.annotation.PathVariable
 * @see org.springframework.web.bind.annotation.RequestMapping
 * @see org.springframework.web.bind.annotation.RequestMethod
 * @see org.springframework.web.bind.annotation.RequestParam
 * @see org.springframework.web.bind.annotation.ResponseBody
 * @since GemFire 8.0
 */
@Controller("queueController")
@RequestMapping(AbstractCommandsController.REST_API_VERSION)
@SuppressWarnings("unused")
public class QueueCommandsController extends AbstractCommandsController {

  @RequestMapping(method = RequestMethod.POST, value = "/async-event-queues")
  @ResponseBody
  public String createAsyncEventQueue(
      @RequestParam(CliStrings.CREATE_ASYNC_EVENT_QUEUE__ID) final String asyncEventQueueId,
      @RequestParam(CliStrings.CREATE_ASYNC_EVENT_QUEUE__LISTENER) final String listener,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__LISTENER_PARAM_AND_VALUE,
          required = false) final String[] listenerParametersValues,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__GROUP,
          required = false) final String[] groups,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__PARALLEL,
          defaultValue = "false") final Boolean parallel,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__ENABLEBATCHCONFLATION,
          defaultValue = "false") final Boolean enableBatchConflation,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__BATCH_SIZE,
          defaultValue = "100") final Integer batchSize,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__BATCHTIMEINTERVAL,
          defaultValue = "1000") final Integer batchTimeInterval,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__PERSISTENT,
          defaultValue = "false") final Boolean persistent,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__DISK_STORE,
          required = false) final String diskStore,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__DISKSYNCHRONOUS,
          defaultValue = "true") final Boolean diskSynchronous,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__FORWARD_EXPIRATION_DESTROY,
          defaultValue = "false") final Boolean forwardExpirationDestroy,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__MAXIMUM_QUEUE_MEMORY,
          defaultValue = "100") final Integer maxQueueMemory,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__DISPATCHERTHREADS,
          defaultValue = "1") final Integer dispatcherThreads,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__ORDERPOLICY,
          defaultValue = "KEY") final String orderPolicy,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__GATEWAYEVENTFILTER,
          required = false) final String[] gatewayEventFilters,
      @RequestParam(value = CliStrings.CREATE_ASYNC_EVENT_QUEUE__SUBSTITUTION_FILTER,
          required = false) final String gatewaySubstitutionFilter)

  {
    CommandStringBuilder command = new CommandStringBuilder(CliStrings.CREATE_ASYNC_EVENT_QUEUE);

    command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__ID, asyncEventQueueId);
    command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__LISTENER, listener);

    if (hasValue(listenerParametersValues)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__LISTENER_PARAM_AND_VALUE,
          StringUtils.concat(listenerParametersValues, StringUtils.COMMA_DELIMITER));
    }

    if (hasValue(groups)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__GROUP,
          StringUtils.concat(groups, StringUtils.COMMA_DELIMITER));
    }

    command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__PARALLEL,
        String.valueOf(Boolean.TRUE.equals(parallel)));
    command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__ENABLEBATCHCONFLATION,
        String.valueOf(Boolean.TRUE.equals(enableBatchConflation)));
    command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__FORWARD_EXPIRATION_DESTROY,
        String.valueOf(forwardExpirationDestroy));

    if (hasValue(batchSize)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__BATCH_SIZE, String.valueOf(batchSize));
    }

    if (hasValue(batchTimeInterval)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__BATCHTIMEINTERVAL,
          String.valueOf(batchTimeInterval));
    }

    command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__PERSISTENT,
        String.valueOf(Boolean.TRUE.equals(persistent)));

    if (hasValue(diskStore)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__DISK_STORE, diskStore);
    }

    command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__DISKSYNCHRONOUS,
        String.valueOf(Boolean.TRUE.equals(diskSynchronous)));

    if (hasValue(maxQueueMemory)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__MAXIMUM_QUEUE_MEMORY,
          String.valueOf(maxQueueMemory));
    }

    if (hasValue(dispatcherThreads)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__DISPATCHERTHREADS,
          String.valueOf(dispatcherThreads));
    }

    if (hasValue(orderPolicy)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__ORDERPOLICY, orderPolicy);
    }

    if (hasValue(gatewayEventFilters)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__GATEWAYEVENTFILTER,
          StringUtils.concat(gatewayEventFilters, StringUtils.COMMA_DELIMITER));
    }

    if (hasValue(gatewaySubstitutionFilter)) {
      command.addOption(CliStrings.CREATE_ASYNC_EVENT_QUEUE__SUBSTITUTION_FILTER,
          gatewaySubstitutionFilter);
    }

    return processCommand(command.toString());
  }

  @RequestMapping(method = RequestMethod.GET, value = "/async-event-queues")
  @ResponseBody
  public String listAsyncEventQueues() {
    return processCommand(CliStrings.LIST_ASYNC_EVENT_QUEUES);
  }

}