StopComponent.java

/*
 * 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.MediaType;

import jp.primecloud.auto.api.ApiSupport;
import jp.primecloud.auto.api.ApiValidate;
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.Instance;
import jp.primecloud.auto.exception.AutoApplicationException;

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

@Path("/StopComponent")
public class StopComponent extends ApiSupport {

    /**
     * サービス停止
     *
     * @param componentNo コンポーネント番号
     * @param instanceNos インスタンス番号(複数、カンマ区切り)
     * @param isStopInstance サーバ停止有無 true:サーバも停止、false:サービスのみ停止
     * @return StopComponentResponse
     */
    @GET
    @Produces(MediaType.APPLICATION_JSON)
    public StopComponentResponse stopComponent(@QueryParam(PARAM_NAME_COMPONENT_NO) String componentNo,
            @QueryParam(PARAM_NAME_INSTANCE_NOS) String instanceNos,
            @QueryParam(PARAM_NAME_IS_STOP_INSTANCE) String isStopInstance) {

        // 入力チェック
        // ComponentNo
        ApiValidate.validateComponentNo(componentNo);
        // IsStopInstance
        ApiValidate.validateIsStopInstance(isStopInstance);
        // InstanceNo
        List<Long> instanceNoList = createInstanceNosToList(instanceNos);

        // コンポーネント取得
        Component component = getComponent(Long.parseLong(componentNo));

        // 権限チェック
        checkAndGetUser(component);

        // インスタンス取得
        for (Long instanceNo : instanceNoList) {
            Instance instance = instanceDao.read(instanceNo);

            if (BooleanUtils.isFalse(instance.getFarmNo().equals(component.getFarmNo()))) {
                //ファームとインスタンスが一致しない
                throw new AutoApplicationException("EAPI-100022", "Instance", component.getFarmNo(),
                        PARAM_NAME_INSTANCE_NO, instanceNo);
            }
        }

        // コンポーネントインスタンス取得
        for (Long instanceNo : instanceNoList) {
            ComponentInstance componentInstance = componentInstanceDao.read(Long.parseLong(componentNo), instanceNo);
            if (componentInstance == null) {
                // コンポーネントインスタンスが存在しない
                throw new AutoApplicationException("EAPI-100000", "ComponentInstance", PARAM_NAME_INSTANCE_NO,
                        instanceNo);
            }
        }

        // サービス停止設定
        if (StringUtils.isEmpty(isStopInstance)) {
            processService.stopComponents(component.getFarmNo(), Long.parseLong(componentNo), instanceNoList, false);
        } else {
            processService.stopComponents(component.getFarmNo(), Long.parseLong(componentNo), instanceNoList,
                    Boolean.parseBoolean(isStopInstance));
        }

        StopComponentResponse response = new StopComponentResponse();

        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;
    }

}