EditComponent.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.EditComponentResponse;
import jp.primecloud.auto.common.status.ComponentInstanceStatus;
import jp.primecloud.auto.common.status.ComponentStatus;
import jp.primecloud.auto.entity.crud.Component;
import jp.primecloud.auto.entity.crud.ComponentInstance;
import jp.primecloud.auto.exception.AutoApplicationException;

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

    /**
     * サービス編集
     *
     * @param componentNo コンポーネント番号
     * @param diskSize ディスクサイズ
     * @param comment コメント
     * @param customParam1 カスタムパラメータ1(Puppetマニフェストカスタム設定値)
     * @param customParam2 カスタムパラメータ2(Puppetマニフェストカスタム設定値)
     * @param customParam3 カスタムパラメータ3(Puppetマニフェストカスタム設定値)
     * @return EditComponentResponse
     */
    @GET
    @Produces(MediaType.APPLICATION_JSON)
    public EditComponentResponse editComponent(@QueryParam(PARAM_NAME_COMPONENT_NO) String componentNo,
            @QueryParam(PARAM_NAME_DISK_SIZE) String diskSize, @QueryParam(PARAM_NAME_COMMENT) String comment,
            @QueryParam(PARAM_NAME_CUSTOM_PARAM_1) String customParam1,
            @QueryParam(PARAM_NAME_CUSTOM_PARAM_2) String customParam2,
            @QueryParam(PARAM_NAME_CUSTOM_PARAM_3) String customParam3) {

        // 入力チェック
        //ComponentNo
        ApiValidate.validateComponentNo(componentNo);
        //コンポーネント取得
        Component component = getComponent(Long.parseLong(componentNo));

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

        //Componentに紐づくComponentInstance取得
        List<ComponentInstance> componentInstances = componentInstanceDao
                .readByComponentNo(Long.parseLong(componentNo));
        //ComponentStatus取得
        ComponentStatus status = getComponentStatus(componentInstances);
        if (ComponentStatus.STOPPED != status) {
            // コンポーネントが停止済みではない
            throw new AutoApplicationException("EAPI-100015", componentNo);
        }
        //DiskSize
        ApiValidate.validateDiskSize(diskSize);
        //Comments
        ApiValidate.validateComment(comment);
        //customParam1
        ApiValidate.validateCustomParam1(customParam1);
        //customParam2
        ApiValidate.validateCustomParam2(customParam2);
        //customParam3
        ApiValidate.validateCustomParam3(customParam3);

        // サービス編集
        componentService.updateComponent(Long.parseLong(componentNo), comment, Integer.parseInt(diskSize),
                customParam1, customParam2, customParam3);

        EditComponentResponse response = new EditComponentResponse();

        return response;
    }

    /**
     * Componentに紐づくComponentInstanceからComponentStatusを取得する
     *
     * @param componentInstances
     * @return ComponentStatus
     */
    private ComponentStatus getComponentStatus(List<ComponentInstance> componentInstances) {
        ComponentStatus status = null;
        List<ComponentInstanceStatus> statuses = new ArrayList<ComponentInstanceStatus>();
        for (ComponentInstance componentInstance : componentInstances) {
            statuses.add(ComponentInstanceStatus.fromStatus(componentInstance.getStatus()));
        }
        if (statuses.contains(ComponentInstanceStatus.WARNING)) {
            status = ComponentStatus.WARNING;
        } else if (statuses.contains(ComponentInstanceStatus.CONFIGURING)) {
            status = ComponentStatus.CONFIGURING;
        } else if (statuses.contains(ComponentInstanceStatus.RUNNING)) {
            if (statuses.contains(ComponentInstanceStatus.STARTING)) {
                status = ComponentStatus.CONFIGURING;
            } else if (statuses.contains(ComponentInstanceStatus.STOPPING)) {
                status = ComponentStatus.CONFIGURING;
            } else {
                status = ComponentStatus.RUNNING;
            }
        } else if (statuses.contains(ComponentInstanceStatus.STARTING)) {
            status = ComponentStatus.STARTING;
        } else if (statuses.contains(ComponentInstanceStatus.STOPPING)) {
            status = ComponentStatus.STOPPING;
        } else {
            status = ComponentStatus.STOPPED;
        }
        return status;
    }

}