jp.primecloud.auto.api.instance.StoptInstance.java Source code

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Here is the source code for jp.primecloud.auto.api.instance.StoptInstance.java

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/*
 * Copyright 2014 by SCSK Corporation.
 * 
 * This file is part of PrimeCloud Controller(TM).
 * 
 * PrimeCloud Controller(TM) is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 * 
 * PrimeCloud Controller(TM) is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with PrimeCloud Controller(TM). If not, see <http://www.gnu.org/licenses/>.
 */
package jp.primecloud.auto.api.instance;

import java.util.ArrayList;
import java.util.List;

import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.MediaType;

import jp.primecloud.auto.api.ApiSupport;
import jp.primecloud.auto.api.ApiValidate;

import org.apache.commons.lang.BooleanUtils;

import jp.primecloud.auto.api.response.instance.StopInstanceResponse;
import jp.primecloud.auto.common.status.InstanceStatus;
import jp.primecloud.auto.entity.crud.Instance;
import jp.primecloud.auto.exception.AutoApplicationException;
import jp.primecloud.auto.exception.AutoException;
import jp.primecloud.auto.util.MessageUtils;

@Path("/StopInstance")
public class StoptInstance extends ApiSupport {

    /**
     *
     * ???
     *
     * @param farmNo ?
     * @param instanceNo ?
     *
     * @return StopInstanceResponse
     */
    @GET
    @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
    public StopInstanceResponse stoptInstance(@QueryParam(PARAM_NAME_FARM_NO) String farmNo,
            @QueryParam(PARAM_NAME_INSTANCE_NO) String instanceNo) {

        StopInstanceResponse response = new StopInstanceResponse();

        try {
            // ?
            // FarmNo
            ApiValidate.validateFarmNo(farmNo);
            // InstanceNo
            ApiValidate.validateInstanceNo(instanceNo);

            // ?
            Instance instance = instanceDao.read(Long.parseLong(instanceNo));
            if (instance == null || BooleanUtils.isTrue(instance.getLoadBalancer())) {
                // ???? or ????
                throw new AutoApplicationException("EAPI-100000", "Instance", PARAM_NAME_INSTANCE_NO, instanceNo);
            }

            InstanceStatus status = InstanceStatus.fromStatus(instance.getStatus());
            if (InstanceStatus.RUNNING != status && InstanceStatus.WARNING != status) {
                // ?? ? or  ????
                throw new AutoApplicationException("EAPI-100024", instanceNo);
            }

            if (BooleanUtils.isFalse(instance.getFarmNo().equals(Long.parseLong(farmNo)))) {
                //?????
                throw new AutoApplicationException("EAPI-100022", "Instance", farmNo, PARAM_NAME_INSTANCE_NO,
                        instanceNo);
            }

            // ???
            List<Long> instanceNos = new ArrayList<Long>();
            instanceNos.add(Long.parseLong(instanceNo));
            processService.stopInstances(Long.parseLong(farmNo), instanceNos);

            response.setSuccess(true);
        } catch (Throwable e) {
            String message = "";
            if (e instanceof AutoException || e instanceof AutoApplicationException) {
                message = e.getMessage();
            } else {
                message = MessageUtils.getMessage("EAPI-000000");
            }
            log.error(message, e);
            response.setMessage(message);
            response.setSuccess(false);
        }

        return response;
    }
}