1c359108ca33d46271920ee0cd57dddcb7012937 - echo-backend

commit	1c359108ca33d46271920ee0cd57dddcb7012937	[log] [tgz]
author	22301138 <22301138@bjtu.edu.cn>	Tue Jun 03 15:19:59 2025 +0800
committer	22301138 <22301138@bjtu.edu.cn>	Tue Jun 03 15:19:59 2025 +0800
tree	8125fd183f828d37a57b66a87263665ed6d5b624
parent	a4a8dcfb5f149186b1e7d34a13c304ef8b029229 [diff]

注册登录，用户等级，社交，动态，新手任务

Change-Id: I1d3183526517fb3c0dab665e0e7547eefa5c9d76

.idea/dataSources.local.xml[Added - diff]
.idea/dataSources.xml[Added - diff]
.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2.xml[Added - diff]
.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2/storage_v2/_src_/schema/information_schema.FNRwLQ.meta[Added - diff]
.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2/storage_v2/_src_/schema/mysql.osA4Bg.meta[Added - diff]
.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2/storage_v2/_src_/schema/performance_schema.kIw0nw.meta[Added - diff]
.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2/storage_v2/_src_/schema/ptproject.lTCJ3Q.meta[Added - diff]
.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2/storage_v2/_src_/schema/sys.zb4BAA.meta[Added - diff]
.idea/modules.xml[Added - diff]
.idea/sqlDataSources.xml[Added - diff]
.idea/workspace.xml[diff]
.vscode/launch.json[Deleted - diff]
.vscode/settings.json[Deleted - diff]
data/torrents/a4cd16b26a89ec7e5dc534040edca948f78918ec.torrent[Deleted - diff]
data/torrents/files.torrent[Deleted - diff]
data/torrents/valid.torrent[Deleted - diff]
echo-backend.iml[Added - diff]
libs/ttorrent-bencoding-1.3.0-SNAPSHOT.jar[Deleted - diff]
libs/ttorrent-cli-1.3.0-SNAPSHOT.jar[Deleted - diff]
libs/ttorrent-client-1.3.0-SNAPSHOT.jar[Deleted - diff]
libs/ttorrent-common-1.3.0-SNAPSHOT.jar[Deleted - diff]
libs/ttorrent-network-1.0.jar[Deleted - diff]
libs/ttorrent-test-api-1.0.jar[Deleted - diff]
libs/ttorrent-tests-1.3.0-SNAPSHOT.jar[Deleted - diff]
libs/ttorrent-tracker-1.3.0-SNAPSHOT.jar[Deleted - diff]
logs/myapp.log[Renamed from src/test/java/com/example/myproject/controller/TorrentControllerTest.java - diff]
pom.xml[diff]
src/main/java/com/example/myproject/MyProjectApplication.java[diff]
src/main/java/com/example/myproject/common/CommonResultStatus.java[Deleted - diff]
src/main/java/com/example/myproject/common/Constants.java[Deleted - diff]
src/main/java/com/example/myproject/common/ResultStatus.java[Deleted - diff]
src/main/java/com/example/myproject/common/base/I18nMessage.java[Deleted - diff]
src/main/java/com/example/myproject/common/base/OrderPageParam.java[Deleted - diff]
src/main/java/com/example/myproject/common/base/PageParam.java[Deleted - diff]
src/main/java/com/example/myproject/common/base/PageUtil.java[Deleted - diff]
src/main/java/com/example/myproject/common/base/ResPage.java[Deleted - diff]
src/main/java/com/example/myproject/common/base/Result.java[Deleted - diff]
src/main/java/com/example/myproject/common/base/Status.java[Deleted - diff]
src/main/java/com/example/myproject/common/exception/RocketPTException.java[Deleted - diff]
src/main/java/com/example/myproject/config/MyMetaObjectHandler.java[Deleted - diff]
src/main/java/com/example/myproject/config/TrackerConfig.java[Deleted - diff]
src/main/java/com/example/myproject/controller/CommentController.java[Added - diff]
src/main/java/com/example/myproject/controller/DynamicController.java[Added - diff]
src/main/java/com/example/myproject/controller/GroupController.java[Added - diff]
src/main/java/com/example/myproject/controller/LevelController.java[Added - diff]
src/main/java/com/example/myproject/controller/PostController.java[Added - diff]
src/main/java/com/example/myproject/controller/SeedCommentController.java[Added - diff]
src/main/java/com/example/myproject/controller/TaskController.java[Added - diff]
src/main/java/com/example/myproject/controller/TorrentController.java[Deleted - diff]
src/main/java/com/example/myproject/controller/UserController.java[diff]
src/main/java/com/example/myproject/controller/UserFollowController.java[Added - diff]
src/main/java/com/example/myproject/controller/UserMessageController.java[Added - diff]
src/main/java/com/example/myproject/dto/PromotionCreateDTO.java[Deleted - diff]
src/main/java/com/example/myproject/dto/TorrentUpdateDTO.java[Deleted - diff]
src/main/java/com/example/myproject/dto/param/TorrentParam.java[Deleted - diff]
src/main/java/com/example/myproject/dto/param/TorrentUploadParam.java[Deleted - diff]
src/main/java/com/example/myproject/dto/vo/TorrentVO.java[Deleted - diff]
src/main/java/com/example/myproject/entity/Collections.java[Added - diff]
src/main/java/com/example/myproject/entity/Comments.java[Added - diff]
src/main/java/com/example/myproject/entity/DynamicComment.java[Added - diff]
src/main/java/com/example/myproject/entity/DynamicLikes.java[Added - diff]
src/main/java/com/example/myproject/entity/EntityBase.java[Deleted - diff]
src/main/java/com/example/myproject/entity/ExperienceHistory.java[Added - diff]
src/main/java/com/example/myproject/entity/FavoriteEntity.java[Deleted - diff]
src/main/java/com/example/myproject/entity/FriendRelation.java[Added - diff]
src/main/java/com/example/myproject/entity/Group.java[Added - diff]
src/main/java/com/example/myproject/entity/GroupComments.java[Added - diff]
src/main/java/com/example/myproject/entity/GroupMembers.java[Added - diff]
src/main/java/com/example/myproject/entity/GroupPost.java[Added - diff]
src/main/java/com/example/myproject/entity/Level.java[Added - diff]
src/main/java/com/example/myproject/entity/Likes.java[Added - diff]
src/main/java/com/example/myproject/entity/Post.java[Added - diff]
src/main/java/com/example/myproject/entity/Promotion.java[Deleted - diff]
src/main/java/com/example/myproject/entity/SeedComment.java[Added - diff]
src/main/java/com/example/myproject/entity/SeedCommentLikes.java[Added - diff]
src/main/java/com/example/myproject/entity/Task.java[Added - diff]
src/main/java/com/example/myproject/entity/TorrentEntity.java[Deleted - diff]
src/main/java/com/example/myproject/entity/User.java[Deleted - diff]
src/main/java/com/example/myproject/entity/UserDetails.java[Deleted - diff]
src/main/java/com/example/myproject/entity/UserDynamic.java[Added - diff]
src/main/java/com/example/myproject/entity/UserFollow.java[Added - diff]
src/main/java/com/example/myproject/entity/UserInviteCode.java[Added - diff]
src/main/java/com/example/myproject/entity/UserMessages.java[Added - diff]
src/main/java/com/example/myproject/entity/UserTaskStatus.java[Added - diff]
src/main/java/com/example/myproject/entity/Users.java[Added - diff]
src/main/java/com/example/myproject/entity/VerificationToken.java[Deleted - diff]
src/main/java/com/example/myproject/mapper/FavoriteMapper.java[Deleted - diff]
src/main/java/com/example/myproject/mapper/PromotionMapper.java[Deleted - diff]
src/main/java/com/example/myproject/mapper/TorrentMapper.java[Deleted - diff]
src/main/java/com/example/myproject/mapper/UserMapper.java[Deleted - diff]
src/main/java/com/example/myproject/mapper/VerificationTokenMapper.java[Deleted - diff]
src/main/java/com/example/myproject/repository/CollectionsRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/CommentRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/DynamicCommentRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/DynamicLikesRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/ExperienceHistoryRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/FriendRelationRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/GroupCommentsRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/GroupMembersRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/GroupPostRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/GroupRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/LevelRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/LikesRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/PostRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/SeedCommentLikesRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/SeedCommentRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/TaskRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/UserDynamicRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/UserFollowRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/UserInviteCodeRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/UserMessagesRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/UserRepository.java[Added - diff]
src/main/java/com/example/myproject/repository/UserTaskStatusRepository.java[Added - diff]
src/main/java/com/example/myproject/service/CommentService.java[Added - diff]
src/main/java/com/example/myproject/service/DynamicService.java[Added - diff]
src/main/java/com/example/myproject/service/EmailService.java[Deleted - diff]
src/main/java/com/example/myproject/service/GroupService.java[Added - diff]
src/main/java/com/example/myproject/service/LevelService.java[Added - diff]
src/main/java/com/example/myproject/service/PostService.java[Added - diff]
src/main/java/com/example/myproject/service/PromotionService.java[Deleted - diff]
src/main/java/com/example/myproject/service/SeedCommentService.java[Added - diff]
src/main/java/com/example/myproject/service/TaskService.java[Added - diff]
src/main/java/com/example/myproject/service/TorrentService.java[Deleted - diff]
src/main/java/com/example/myproject/service/UserDetailsService.java[Deleted - diff]
src/main/java/com/example/myproject/service/UserFollowService.java[Added - diff]
src/main/java/com/example/myproject/service/UserMessageService.java[Added - diff]
src/main/java/com/example/myproject/service/UserService.java[diff]
src/main/java/com/example/myproject/service/serviceImpl/EmailServiceImpl.java[Deleted - diff]
src/main/java/com/example/myproject/service/serviceImpl/PromotionServiceImpl.java[Deleted - diff]
src/main/java/com/example/myproject/service/serviceImpl/TorrentServiceImpl.java[Deleted - diff]
src/main/java/com/example/myproject/service/serviceImpl/UserDetailsServiceImpl.java[Deleted - diff]
src/main/java/com/example/myproject/service/serviceImpl/UserServiceImpl.java[Deleted - diff]
src/main/java/com/example/myproject/utils/Result.java[Added - diff]
src/main/java/com/example/myproject/utils/VerifyCode.java[Deleted - diff]
src/main/resources/application.properties[diff]
src/main/resources/files/files.torrent[Deleted - diff]
src/main/resources/mapper/FavoriteMapper.xml[Deleted - diff]
src/main/resources/mapper/PromotionMapper.xml[Deleted - diff]
src/main/resources/mapper/TorrentMapper.xml[Deleted - diff]
src/main/resources/mapper/UserMapper.xml[Deleted - diff]
src/main/resources/mapper/VerificationTokenMapper.xml[Deleted - diff]
src/main/resources/output/valid.torrent[Deleted - diff]
src/test/java/com/example/myproject/controller/CommentControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/DynamicControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/GroupControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/LevelControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/PostControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/SeedCommentControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/TaskControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/UserControllerTest.java[diff]
src/test/java/com/example/myproject/controller/UserFollowControllerTest.java[Added - diff]
src/test/java/com/example/myproject/controller/UserMessageControllerTest.java[Added - diff]
target/classes/application.properties[diff]
target/classes/com/example/myproject/MyProjectApplication.class[diff]
target/classes/com/example/myproject/common/CommonResultStatus.class[Deleted - diff]
target/classes/com/example/myproject/common/Constants$Announce.class[Deleted - diff]
target/classes/com/example/myproject/common/Constants$FinishStatus.class[Deleted - diff]
target/classes/com/example/myproject/common/Constants$Order.class[Deleted - diff]
target/classes/com/example/myproject/common/Constants$Source.class[Deleted - diff]
target/classes/com/example/myproject/common/Constants.class[Deleted - diff]
target/classes/com/example/myproject/common/ResultStatus.class[Deleted - diff]
target/classes/com/example/myproject/common/base/I18nMessage.class[Deleted - diff]
target/classes/com/example/myproject/common/base/OrderPageParam.class[Deleted - diff]
target/classes/com/example/myproject/common/base/PageParam.class[Deleted - diff]
target/classes/com/example/myproject/common/base/PageUtil.class[Deleted - diff]
target/classes/com/example/myproject/common/base/ResPage.class[Deleted - diff]
target/classes/com/example/myproject/common/base/Result.class[Deleted - diff]
target/classes/com/example/myproject/common/base/Status.class[Deleted - diff]
target/classes/com/example/myproject/common/exception/RocketPTException.class[Deleted - diff]
target/classes/com/example/myproject/config/MyMetaObjectHandler.class[Deleted - diff]
target/classes/com/example/myproject/config/TrackerConfig.class[Deleted - diff]
target/classes/com/example/myproject/controller/CommentController.class[Added - diff]
target/classes/com/example/myproject/controller/DynamicController.class[Added - diff]
target/classes/com/example/myproject/controller/GroupController.class[Added - diff]
target/classes/com/example/myproject/controller/LevelController.class[Added - diff]
target/classes/com/example/myproject/controller/PostController.class[Added - diff]
target/classes/com/example/myproject/controller/SeedCommentController.class[Added - diff]
target/classes/com/example/myproject/controller/TaskController.class[Added - diff]
target/classes/com/example/myproject/controller/TorrentController.class[Deleted - diff]
target/classes/com/example/myproject/controller/UserController$EmailRequest.class[Deleted - diff]
target/classes/com/example/myproject/controller/UserController$VerificationRequest.class[Deleted - diff]
target/classes/com/example/myproject/controller/UserController.class[diff]
target/classes/com/example/myproject/controller/UserFollowController.class[Added - diff]
target/classes/com/example/myproject/controller/UserMessageController.class[Added - diff]
target/classes/com/example/myproject/dto/PromotionCreateDTO.class[Deleted - diff]
target/classes/com/example/myproject/dto/TorrentUpdateDTO.class[Deleted - diff]
target/classes/com/example/myproject/dto/param/TorrentParam.class[Deleted - diff]
target/classes/com/example/myproject/dto/param/TorrentUploadParam.class[Deleted - diff]
target/classes/com/example/myproject/dto/vo/TorrentVO.class[Deleted - diff]
target/classes/com/example/myproject/entity/Collections.class[Added - diff]
target/classes/com/example/myproject/entity/Comments.class[Added - diff]
target/classes/com/example/myproject/entity/DynamicComment.class[Added - diff]
target/classes/com/example/myproject/entity/DynamicLikes.class[Added - diff]
target/classes/com/example/myproject/entity/EntityBase.class[Deleted - diff]
target/classes/com/example/myproject/entity/ExperienceHistory.class[Added - diff]
target/classes/com/example/myproject/entity/FavoriteEntity.class[Deleted - diff]
target/classes/com/example/myproject/entity/FriendRelation.class[Added - diff]
target/classes/com/example/myproject/entity/Group.class[Added - diff]
target/classes/com/example/myproject/entity/GroupComments.class[Added - diff]
target/classes/com/example/myproject/entity/GroupMembers.class[Added - diff]
target/classes/com/example/myproject/entity/GroupPost.class[Added - diff]
target/classes/com/example/myproject/entity/Level.class[Added - diff]
target/classes/com/example/myproject/entity/Likes.class[Added - diff]
target/classes/com/example/myproject/entity/Post.class[Added - diff]
target/classes/com/example/myproject/entity/Promotion.class[Deleted - diff]
target/classes/com/example/myproject/entity/SeedComment.class[Added - diff]
target/classes/com/example/myproject/entity/SeedCommentLikes.class[Added - diff]
target/classes/com/example/myproject/entity/Task.class[Added - diff]
target/classes/com/example/myproject/entity/TorrentEntity.class[Deleted - diff]
target/classes/com/example/myproject/entity/User.class[Deleted - diff]
target/classes/com/example/myproject/entity/UserDetails.class[Deleted - diff]
target/classes/com/example/myproject/entity/UserDynamic.class[Added - diff]
target/classes/com/example/myproject/entity/UserFollow.class[Added - diff]
target/classes/com/example/myproject/entity/UserInviteCode.class[Added - diff]
target/classes/com/example/myproject/entity/UserMessages.class[Added - diff]
target/classes/com/example/myproject/entity/UserTaskStatus.class[Added - diff]
target/classes/com/example/myproject/entity/Users.class[Added - diff]
target/classes/com/example/myproject/entity/VerificationToken.class[Deleted - diff]
target/classes/com/example/myproject/mapper/FavoriteMapper.class[Deleted - diff]
target/classes/com/example/myproject/mapper/PromotionMapper.class[Deleted - diff]
target/classes/com/example/myproject/mapper/TorrentMapper.class[Deleted - diff]
target/classes/com/example/myproject/mapper/UserMapper.class[Deleted - diff]
target/classes/com/example/myproject/mapper/VerificationTokenMapper.class[Deleted - diff]
target/classes/com/example/myproject/repository/CollectionsRepository.class[Added - diff]
target/classes/com/example/myproject/repository/CommentRepository.class[Added - diff]
target/classes/com/example/myproject/repository/DynamicCommentRepository.class[Added - diff]
target/classes/com/example/myproject/repository/DynamicLikesRepository.class[Added - diff]
target/classes/com/example/myproject/repository/ExperienceHistoryRepository.class[Added - diff]
target/classes/com/example/myproject/repository/FriendRelationRepository.class[Added - diff]
target/classes/com/example/myproject/repository/GroupCommentsRepository.class[Added - diff]
target/classes/com/example/myproject/repository/GroupMembersRepository.class[Added - diff]
target/classes/com/example/myproject/repository/GroupPostRepository.class[Added - diff]
target/classes/com/example/myproject/repository/GroupRepository.class[Added - diff]
target/classes/com/example/myproject/repository/LevelRepository.class[Added - diff]
target/classes/com/example/myproject/repository/LikesRepository.class[Added - diff]
target/classes/com/example/myproject/repository/PostRepository.class[Added - diff]
target/classes/com/example/myproject/repository/SeedCommentLikesRepository.class[Added - diff]
target/classes/com/example/myproject/repository/SeedCommentRepository.class[Added - diff]
target/classes/com/example/myproject/repository/TaskRepository.class[Added - diff]
target/classes/com/example/myproject/repository/UserDynamicRepository.class[Added - diff]
target/classes/com/example/myproject/repository/UserFollowRepository.class[Added - diff]
target/classes/com/example/myproject/repository/UserInviteCodeRepository.class[Added - diff]
target/classes/com/example/myproject/repository/UserMessagesRepository.class[Added - diff]
target/classes/com/example/myproject/repository/UserRepository.class[Added - diff]
target/classes/com/example/myproject/repository/UserTaskStatusRepository.class[Added - diff]
target/classes/com/example/myproject/service/CommentService.class[Added - diff]
target/classes/com/example/myproject/service/DynamicService.class[Added - diff]
target/classes/com/example/myproject/service/EmailService.class[Deleted - diff]
target/classes/com/example/myproject/service/GroupService.class[Added - diff]
target/classes/com/example/myproject/service/LevelService.class[Added - diff]
target/classes/com/example/myproject/service/PostService.class[Added - diff]
target/classes/com/example/myproject/service/PromotionService.class[Deleted - diff]
target/classes/com/example/myproject/service/SeedCommentService.class[Added - diff]
target/classes/com/example/myproject/service/TaskService.class[Added - diff]
target/classes/com/example/myproject/service/TorrentService.class[Deleted - diff]
target/classes/com/example/myproject/service/UserDetailsService.class[Deleted - diff]
target/classes/com/example/myproject/service/UserFollowService.class[Added - diff]
target/classes/com/example/myproject/service/UserMessageService.class[Added - diff]
target/classes/com/example/myproject/service/UserService.class[diff]
target/classes/com/example/myproject/service/serviceImpl/EmailServiceImpl.class[Deleted - diff]
target/classes/com/example/myproject/service/serviceImpl/PromotionServiceImpl.class[Deleted - diff]
target/classes/com/example/myproject/service/serviceImpl/TorrentServiceImpl.class[Deleted - diff]
target/classes/com/example/myproject/service/serviceImpl/UserDetailsServiceImpl.class[Deleted - diff]
target/classes/com/example/myproject/service/serviceImpl/UserServiceImpl.class[Deleted - diff]
target/classes/com/example/myproject/utils/Result.class[Added - diff]
target/classes/com/example/myproject/utils/VerifyCode.class[Deleted - diff]
target/classes/files/files.torrent[diff]
target/classes/mapper/FavoriteMapper.xml[Deleted - diff]
target/classes/mapper/PromotionMapper.xml[Deleted - diff]
target/classes/mapper/TorrentMapper.xml[Deleted - diff]
target/classes/mapper/UserMapper.xml[Deleted - diff]
target/classes/mapper/VerificationTokenMapper.xml[Deleted - diff]
target/classes/output/valid.torrent[diff]
target/echo-backend-1.0-SNAPSHOT.jar[diff]
target/echo-backend-1.0-SNAPSHOT.jar.original[diff]
target/maven-archiver/pom.properties[diff]
target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst[diff]
target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst[diff]
target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/createdFiles.lst[diff]
target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/inputFiles.lst[diff]
target/test-classes/classpath.index[Deleted - diff]
target/test-classes/com/example/myproject/controller/CommentControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/DynamicControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/GroupControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/LevelControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/PostControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/SeedCommentControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/TaskControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/UserControllerTest$1.class[Deleted - diff]
target/test-classes/com/example/myproject/controller/UserControllerTest.class[diff]
target/test-classes/com/example/myproject/controller/UserFollowControllerTest.class[Added - diff]
target/test-classes/com/example/myproject/controller/UserMessageControllerTest.class[Added - diff]
uploads/post/微信图片_20250408154007.jpg[Copied from src/test/java/com/example/myproject/controller/TorrentControllerTest.java - diff]

293 files changed

tree: 8125fd183f828d37a57b66a87263665ed6d5b624

.idea/
logs/
src/
target/
uploads/
echo-backend.iml
pom.xml