ListInstance.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.instance;

import java.util.Collections;
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.instance.InstanceResponse;
import jp.primecloud.auto.api.response.instance.ListInstanceResponse;
import jp.primecloud.auto.entity.crud.Farm;
import jp.primecloud.auto.entity.crud.Instance;
import jp.primecloud.auto.service.impl.Comparators;

import org.apache.commons.lang.BooleanUtils;

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

    /**
     * サーバ情報取得 ファームに存在するすべてのサーバ
     *
     * @param farmNo ファーム番号
     * @return ListInstanceResponse
     */
    @GET
    @Produces(MediaType.APPLICATION_JSON)
    public ListInstanceResponse listInstance(@QueryParam(PARAM_NAME_FARM_NO) String farmNo) {

        // 入力チェック
        // FarmNo
        ApiValidate.validateFarmNo(farmNo);

        // ファーム取得
        Farm farm = getFarm(Long.parseLong(farmNo));

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

        ListInstanceResponse response = new ListInstanceResponse();

        // インスタンス取得
        List<Instance> instances = instanceDao.readByFarmNo(Long.parseLong(farmNo));
        if (instances.isEmpty() == false) {
            //ソート
            Collections.sort(instances, Comparators.COMPARATOR_INSTANCE);
        }

        for (Instance instance : instances) {
            if (BooleanUtils.isTrue(instance.getLoadBalancer())) {
                // ロードバランサのインスタンスは除く
                continue;
            }
            //インスタンス情報設定
            response.getInstances().add(new InstanceResponse(instance));
        }

        return response;
    }

}