jp.primecloud.auto.api.component.StopComponent.java Source code

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Here is the source code for jp.primecloud.auto.api.component.StopComponent.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.component;

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.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.UriInfo;

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

import org.apache.commons.lang.BooleanUtils;
import org.apache.commons.lang.StringUtils;

import jp.primecloud.auto.api.response.component.StopComponentResponse;
import jp.primecloud.auto.entity.crud.Component;
import jp.primecloud.auto.entity.crud.ComponentInstance;
import jp.primecloud.auto.entity.crud.Farm;
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("/StopComponent")
public class StopComponent extends ApiSupport {

    /**
     *
     * ?
     *
     * @param uriInfo URI(InstanceNo??)
     * @param farmNo ?
     * @param componentNo ???
     * @param instanceNos ?(?)
     * @param isStopInstance ?? true:???false:???
     * @return StopComponentResponse
     */
    @GET
    @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
    public StopComponentResponse stopComponent(@Context UriInfo uriInfo,
            @QueryParam(PARAM_NAME_FARM_NO) String farmNo, @QueryParam(PARAM_NAME_COMPONENT_NO) String componentNo,
            @QueryParam(PARAM_NAME_INSTANCE_NOS) String instanceNos,
            @QueryParam(PARAM_NAME_IS_STOP_INSTANCE) String isStopInstance) {

        StopComponentResponse response = new StopComponentResponse();

        try {
            // ?
            // FarmNo
            ApiValidate.validateFarmNo(farmNo);
            // ComponentNo
            ApiValidate.validateComponentNo(componentNo);
            // IsStopInstance
            ApiValidate.validateIsStopInstance(isStopInstance);
            // InstanceNo
            List<Long> instanceNoList = createInstanceNosToList(instanceNos);

            // ?
            Farm farm = farmDao.read(Long.parseLong(farmNo));
            if (farm == null) {
                // ????
                throw new AutoApplicationException("EAPI-100000", "Farm", PARAM_NAME_FARM_NO, farmNo);
            }

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

            // ???
            Component component = componentDao.read(Long.parseLong(componentNo));
            if (component == null || BooleanUtils.isTrue(component.getLoadBalancer())) {
                // ?????? ??? ???
                throw new AutoApplicationException("EAPI-100000", "Component", PARAM_NAME_COMPONENT_NO,
                        componentNo);
            }

            // ???
            for (Long instanceNo : instanceNoList) {
                ComponentInstance componentInstance = componentInstanceDao.read(Long.parseLong(componentNo),
                        instanceNo);
                if (componentInstance == null) {
                    // ??????
                    throw new AutoApplicationException("EAPI-100000", "ComponentInstance", PARAM_NAME_INSTANCE_NO,
                            instanceNo);
                }
            }

            if (BooleanUtils.isFalse(component.getFarmNo().equals(Long.parseLong(farmNo)))) {
                //???????
                throw new AutoApplicationException("EAPI-100022", "Component", farmNo, PARAM_NAME_COMPONENT_NO,
                        componentNo);
            }

            // ?
            if (StringUtils.isEmpty(isStopInstance)) {
                processService.stopComponents(Long.parseLong(farmNo), Long.parseLong(componentNo), instanceNoList,
                        false);
            } else {
                processService.stopComponents(Long.parseLong(farmNo), Long.parseLong(componentNo), instanceNoList,
                        Boolean.parseBoolean(isStopInstance));
            }

            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;
    }

    private List<Long> createInstanceNosToList(String instanceNos) {
        ApiValidate.validateInstanceNos(instanceNos, false);

        List<Long> logInstanceNos = new ArrayList<Long>();
        for (String tmpInstanceNo : commaTextToList(instanceNos)) {
            ApiValidate.validateInstanceNos(tmpInstanceNo, true);
            logInstanceNos.add(Long.parseLong(tmpInstanceNo));
        }
        return logInstanceNos;
    }

    private static List<String> commaTextToList(String commaText) {
        List<String> list = new ArrayList<String>();
        if (StringUtils.isNotEmpty(commaText)) {
            for (String splitStr : StringUtils.split(commaText, ",")) {
                list.add(splitStr.trim());
            }
        }
        return list;
    }
}