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.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.instance.EditInstanceNiftyResponse; import jp.primecloud.auto.common.status.InstanceStatus; import jp.primecloud.auto.entity.crud.Image; import jp.primecloud.auto.entity.crud.ImageNifty; import jp.primecloud.auto.entity.crud.Instance; import jp.primecloud.auto.entity.crud.NiftyKeyPair; import jp.primecloud.auto.entity.crud.Platform; import jp.primecloud.auto.entity.crud.User; import jp.primecloud.auto.exception.AutoApplicationException; import jp.primecloud.auto.util.MessageUtils; @Path("/EditInstanceNifty") public class EditInstanceNifty extends ApiSupport { /** * * ?(Nifty) * @param userName PCC?? * @param farmNo ? * @param instanceNo ? * @param instanceType * @param keyName ?? * @param comment * * @return EditInstanceNiftyResponse */ @GET @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML }) public EditInstanceNiftyResponse editInstanceNifty(@Context UriInfo uriInfo, @QueryParam(PARAM_NAME_USER) String userName, @QueryParam(PARAM_NAME_FARM_NO) String farmNo, @QueryParam(PARAM_NAME_INSTANCE_NO) String instanceNo, @QueryParam(PARAM_NAME_INSTANCE_TYPE) String instanceType, @QueryParam(PARAM_NAME_KEY_NAME) String keyName, @QueryParam(PARAM_NAME_COMMENT) String comment) { EditInstanceNiftyResponse response = new EditInstanceNiftyResponse(); try { // ? // Key(??) ApiValidate.validateUser(userName); // FarmNo ApiValidate.validateFarmNo(farmNo); // InstanceNo ApiValidate.validateInstanceNo(instanceNo); // ? User user = userDao.readByUsername(userName); if (user == null) { // ???? throw new AutoApplicationException("EAPI-100000", "User", "UserName", userName); } //? Instance instance = instanceDao.read(Long.parseLong(instanceNo)); if (instance == null || BooleanUtils.isTrue(instance.getLoadBalancer())) { // ???? or ?? throw new AutoApplicationException("EAPI-100000", "Instance", PARAM_NAME_INSTANCE_NO, instanceNo); } InstanceStatus status = InstanceStatus.fromStatus(instance.getStatus()); if (InstanceStatus.STOPPED != status) { // ??? throw new AutoApplicationException("EAPI-100014", instanceNo); } if (BooleanUtils.isFalse(instance.getFarmNo().equals(Long.parseLong(farmNo)))) { //????? throw new AutoApplicationException("EAPI-100022", "Instance", farmNo, PARAM_NAME_INSTANCE_NO, instanceNo); } //? Platform platform = platformDao.read(instance.getPlatformNo()); if (platform == null) { // ???? throw new AutoApplicationException("EAPI-100000", "Platform", PARAM_NAME_PLATFORM_NO, instance.getPlatformNo()); } if (!PLATFORM_TYPE_NIFTY.equals(platform.getPlatformType())) { //?Nifty throw new AutoApplicationException("EAPI-100031", "Nifty", instanceNo, instance.getPlatformNo()); } // ? Image image = imageDao.read(instance.getImageNo()); if (image == null || image.getPlatformNo().equals(platform.getPlatformNo()) == false) { // ???? throw new AutoApplicationException("EAPI-100000", "Image", PARAM_NAME_IMAGE_NO, instance.getImageNo()); } // InstanceType ApiValidate.validateInstanceType(instanceType, true); if (checkInstanceType(platform, image, instanceType) == false) { // ????????? throw new AutoApplicationException("EAPI-000011", instance.getImageNo(), instanceType); } // KeyName ApiValidate.validateKeyName(keyName); Long keyPairNo = getKeyPairNo(user.getUserNo(), platform.getPlatformNo(), keyName); if (keyPairNo == null) { // ????? throw new AutoApplicationException("EAPI-000012", platform.getPlatformNo(), keyName); } // Comment ApiValidate.validateComment(comment); //(VMware)? instanceService.updateNiftyInstance(Long.parseLong(instanceNo), instance.getInstanceName(), comment, instanceType, keyPairNo); response.setSuccess(true); } catch (Throwable e) { String message = ""; if (StringUtils.isEmpty(e.getMessage())) { message = MessageUtils.getMessage("EAPI-000000"); } else { message = e.getMessage(); } log.error(message, e); response.setMessage(message); response.setSuccess(false); } return response; } /** * * ?(??)??(??)??? * * @param instanceTypesText ?(??) * @return (??)? */ private static List<String> getInstanceTypes(String instanceTypesText) { List<String> instanceTypes = new ArrayList<String>(); if (StringUtils.isNotEmpty(instanceTypesText)) { for (String instanceType : StringUtils.split(instanceTypesText, ",")) { instanceTypes.add(instanceType.trim()); } } return instanceTypes; } /** * * (??)?????? * * @param platform * @param image * @param instanceType * @return true:??false:??? */ private boolean checkInstanceType(Platform platform, Image image, String instanceType) { //Nifty ImageNifty imageNifty = imageNiftyDao.read(image.getImageNo()); List<String> instanceTypes = getInstanceTypes(imageNifty.getInstanceTypes()); return instanceTypes.contains(instanceType); } /** * * ???No? * * @param userNo ? * @param platformNo ? * @param keyName ?? * @return No(?????Null) */ private Long getKeyPairNo(Long userNo, Long platformNo, String keyName) { Long keyPairNo = null; //Nifty List<NiftyKeyPair> niftyKeyPairs = niftyDescribeService.getKeyPairs(userNo, platformNo); for (NiftyKeyPair niftyKeyPair : niftyKeyPairs) { if (StringUtils.equals(keyName, niftyKeyPair.getKeyName())) { keyPairNo = niftyKeyPair.getKeyNo(); break; } } return keyPairNo; } }