Java tutorial
/* * 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 org.apache.commons.lang.StringUtils; import jp.primecloud.auto.api.response.instance.CreateInstanceResponse; import jp.primecloud.auto.entity.crud.Image; import jp.primecloud.auto.entity.crud.ImageAws; import jp.primecloud.auto.entity.crud.ImageCloudstack; import jp.primecloud.auto.entity.crud.ImageNifty; import jp.primecloud.auto.entity.crud.ImageVcloud; import jp.primecloud.auto.entity.crud.ImageVmware; import jp.primecloud.auto.entity.crud.ImageOpenstack; import jp.primecloud.auto.entity.crud.ImageAzure; import jp.primecloud.auto.entity.crud.Platform; import jp.primecloud.auto.entity.crud.User; import jp.primecloud.auto.exception.AutoApplicationException; import jp.primecloud.auto.exception.AutoException; import jp.primecloud.auto.util.MessageUtils; @Path("/CreateInstance") public class CreateInstance extends ApiSupport { /** * * ?? * * @param userName ?? * @param farmNo ? * @param platformNo ? * @param imageNo ? * @param instanceName ?? * @param instanceType * @param comment * * @return CreateInstanceResponse */ @GET @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML }) public CreateInstanceResponse createInstance(@QueryParam(PARAM_NAME_USER) String userName, @QueryParam(PARAM_NAME_FARM_NO) String farmNo, @QueryParam(PARAM_NAME_PLATFORM_NO) String platformNo, @QueryParam(PARAM_NAME_IMAGE_NO) String imageNo, @QueryParam(PARAM_NAME_INSTANCE_NAME) String instanceName, @QueryParam(PARAM_NAME_INSTANCE_TYPE) String instanceType, @QueryParam(PARAM_NAME_COMMENT) String comment) { CreateInstanceResponse response = new CreateInstanceResponse(); try { // ? // Key(??) ApiValidate.validateUser(userName); User user = userDao.readByUsername(userName); // FarmNo ApiValidate.validateFarmNo(farmNo); // PlatformNo ApiValidate.validatePlatformNo(platformNo); //? Platform platform = platformDao.read(Long.parseLong(platformNo)); if (platform == null) { //???? throw new AutoApplicationException("EAPI-100000", "Platform", PARAM_NAME_PLATFORM_NO, platformNo); } if (!platformService.isUseablePlatforms(user.getUserNo(), platform) || BooleanUtils.isNotTrue(platform.getSelectable())) { //????? or ???? throw new AutoApplicationException("EAPI-000020", "Platform", PARAM_NAME_PLATFORM_NO, platformNo); } // ImageNo ApiValidate.validateImageNo(imageNo); Image image = imageDao.read(Long.parseLong(imageNo)); if (image == null || !image.getPlatformNo().equals(platform.getPlatformNo())) { //???? or ????? throw new AutoApplicationException("EAPI-100000", "Image", PARAM_NAME_IMAGE_NO, imageNo); } if (BooleanUtils.isNotTrue(image.getSelectable())) { //??? throw new AutoApplicationException("EAPI-000020", "Image", PARAM_NAME_IMAGE_NO, imageNo); } // InstanceName ApiValidate.validateInstanceName(instanceName); // InstanceType ApiValidate.validateInstanceType(instanceType, false); List<String> instanceTypes = getInstanceTypes(platform, image); if (StringUtils.isEmpty(instanceType)) { instanceType = instanceTypes.get(0); } else { if (!instanceTypes.contains(instanceType)) { // ????????? throw new AutoApplicationException("EAPI-000011", imageNo, instanceType); } } // Comment ApiValidate.validateComment(comment); // ??Iaas()??()? Long newInstanceNo = null; // TODO CLOUD BRANCHING if (PLATFORM_TYPE_AWS.equals(platform.getPlatformType()) || PLATFORM_TYPE_CLOUDSTACK.equals(platform.getPlatformType()) || PLATFORM_TYPE_VCLOUD.equals(platform.getPlatformType()) || PLATFORM_TYPE_OPENSTACK.equals(platform.getPlatformType()) || PLATFORM_TYPE_AZURE.equals(platform.getPlatformType())) { // AWS or Eucalyptus or Cloudstack or VCloud or Openstack or Azure newInstanceNo = instanceService.createIaasInstance(Long.parseLong(farmNo), instanceName, image.getPlatformNo(), comment, image.getImageNo(), instanceType); } else if (PLATFORM_TYPE_VMWARE.equals(platform.getPlatformType())) { // VMware newInstanceNo = instanceService.createVmwareInstance(Long.parseLong(farmNo), instanceName, image.getPlatformNo(), comment, image.getImageNo(), instanceType); } else if (PLATFORM_TYPE_NIFTY.equals(platform.getPlatformType())) { // Nifty newInstanceNo = instanceService.createNiftyInstance(Long.parseLong(farmNo), instanceName, image.getPlatformNo(), comment, image.getImageNo(), instanceType); } response.setInstanceNo(newInstanceNo); 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<String> getInstanceTypes(Platform platform, Image image) { String instanceTypesText = null; // TODO CLOUD BRANCHING if (PLATFORM_TYPE_AWS.equals(platform.getPlatformType())) { //Aws or Eucalyptus ImageAws imageAws = imageAwsDao.read(image.getImageNo()); instanceTypesText = imageAws.getInstanceTypes(); } else if (PLATFORM_TYPE_VMWARE.equals(platform.getPlatformType())) { //VMWare ImageVmware imageVmware = imageVmwareDao.read(image.getImageNo()); instanceTypesText = imageVmware.getInstanceTypes(); } else if (PLATFORM_TYPE_NIFTY.equals(platform.getPlatformType())) { //Nifty ImageNifty imageNifty = imageNiftyDao.read(image.getImageNo()); instanceTypesText = imageNifty.getInstanceTypes(); } else if (PLATFORM_TYPE_CLOUDSTACK.equals(platform.getPlatformType())) { //CloudStack ImageCloudstack imageCloudstack = imageCloudstackDao.read(image.getImageNo()); instanceTypesText = imageCloudstack.getInstanceTypes(); } else if (PLATFORM_TYPE_VCLOUD.equals(platform.getPlatformType())) { //VCloud ImageVcloud imageVcloud = imageVcloudDao.read(image.getImageNo()); instanceTypesText = imageVcloud.getInstanceTypes(); } else if (PLATFORM_TYPE_OPENSTACK.equals(platform.getPlatformType())) { //OpenStack ImageOpenstack imageOpenstack = imageOpenstackDao.read(image.getImageNo()); instanceTypesText = imageOpenstack.getInstanceTypes(); } else if (PLATFORM_TYPE_AZURE.equals(platform.getPlatformType())) { //Azure ImageAzure imageAzure = imageAzureDao.read(image.getImageNo()); instanceTypesText = imageAzure.getInstanceTypes(); } List<String> instanceTypes = getInstanceTypesFromText(instanceTypesText); return instanceTypes; } private static List<String> getInstanceTypesFromText(String instanceTypesText) { List<String> instanceTypes = new ArrayList<String>(); if (StringUtils.isNotEmpty(instanceTypesText)) { for (String instanceType : StringUtils.split(instanceTypesText, ",")) { instanceTypes.add(instanceType.trim()); } } return instanceTypes; } }