对象存储-初始化

src/main/java/com/blog/entity/ArticleEntity.java

@@ -0,0 +1,160 @@
+package com.blog.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+import java.util.Date;
+
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 文章表
+ * @TableName sys_article
+ */
+@TableName(value ="sys_article")
+@Data
+@Builder
+public class ArticleEntity implements Serializable {
+    /**
+     * 
+     */
+    @TableId(type = IdType.ASSIGN_ID)
+    private Long id;
+
+    /**
+     * 标题
+     */
+    private String title;
+
+    /**
+     * 内容
+     */
+    private String content;
+
+    /**
+     * 作者ID
+     */
+    private Long authorId;
+
+    /**
+     * 0-草稿, 1-发布, 2下架, 3删除
+     */
+    private Integer status;
+
+    /**
+     * 浏览数
+     */
+    private Long views;
+
+    /**
+     * 收藏数
+     */
+    private Long collectionCount;
+
+    /**
+     * 点赞数
+     */
+    private Long likeCount;
+
+    /**
+     * 点踩数
+     */
+    private Long downvoteCount;
+
+    /**
+     * 发布日期
+     */
+    private Date releaseDate;
+
+    /**
+     * 
+     */
+    private Date createTime;
+
+    /**
+     * 
+     */
+    private Date updateTime;
+
+    /**
+     * 
+     */
+    private Integer isDeleted;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        ArticleEntity other = (ArticleEntity) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getTitle() == null ? other.getTitle() == null : this.getTitle().equals(other.getTitle()))
+            && (this.getContent() == null ? other.getContent() == null : this.getContent().equals(other.getContent()))
+            && (this.getAuthorId() == null ? other.getAuthorId() == null : this.getAuthorId().equals(other.getAuthorId()))
+            && (this.getStatus() == null ? other.getStatus() == null : this.getStatus().equals(other.getStatus()))
+            && (this.getViews() == null ? other.getViews() == null : this.getViews().equals(other.getViews()))
+            && (this.getCollectionCount() == null ? other.getCollectionCount() == null : this.getCollectionCount().equals(other.getCollectionCount()))
+            && (this.getLikeCount() == null ? other.getLikeCount() == null : this.getLikeCount().equals(other.getLikeCount()))
+            && (this.getDownvoteCount() == null ? other.getDownvoteCount() == null : this.getDownvoteCount().equals(other.getDownvoteCount()))
+            && (this.getReleaseDate() == null ? other.getReleaseDate() == null : this.getReleaseDate().equals(other.getReleaseDate()))
+            && (this.getCreateTime() == null ? other.getCreateTime() == null : this.getCreateTime().equals(other.getCreateTime()))
+            && (this.getUpdateTime() == null ? other.getUpdateTime() == null : this.getUpdateTime().equals(other.getUpdateTime()))
+            && (this.getIsDeleted() == null ? other.getIsDeleted() == null : this.getIsDeleted().equals(other.getIsDeleted()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getTitle() == null) ? 0 : getTitle().hashCode());
+        result = prime * result + ((getContent() == null) ? 0 : getContent().hashCode());
+        result = prime * result + ((getAuthorId() == null) ? 0 : getAuthorId().hashCode());
+        result = prime * result + ((getStatus() == null) ? 0 : getStatus().hashCode());
+        result = prime * result + ((getViews() == null) ? 0 : getViews().hashCode());
+        result = prime * result + ((getCollectionCount() == null) ? 0 : getCollectionCount().hashCode());
+        result = prime * result + ((getLikeCount() == null) ? 0 : getLikeCount().hashCode());
+        result = prime * result + ((getDownvoteCount() == null) ? 0 : getDownvoteCount().hashCode());
+        result = prime * result + ((getReleaseDate() == null) ? 0 : getReleaseDate().hashCode());
+        result = prime * result + ((getCreateTime() == null) ? 0 : getCreateTime().hashCode());
+        result = prime * result + ((getUpdateTime() == null) ? 0 : getUpdateTime().hashCode());
+        result = prime * result + ((getIsDeleted() == null) ? 0 : getIsDeleted().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", title=").append(title);
+        sb.append(", content=").append(content);
+        sb.append(", authorId=").append(authorId);
+        sb.append(", status=").append(status);
+        sb.append(", views=").append(views);
+        sb.append(", collectionCount=").append(collectionCount);
+        sb.append(", likeCount=").append(likeCount);
+        sb.append(", downvoteCount=").append(downvoteCount);
+        sb.append(", releaseDate=").append(releaseDate);
+        sb.append(", createTime=").append(createTime);
+        sb.append(", updateTime=").append(updateTime);
+        sb.append(", isDeleted=").append(isDeleted);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/com/blog/entity/FileEntity.java

@@ -0,0 +1,152 @@
+package com.blog.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+import java.util.Date;
+
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 文件元数据映射表
+ * @TableName sys_file
+ */
+@TableName(value ="sys_file")
+@Data
+@Builder
+public class FileEntity implements Serializable {
+    /**
+     * 主键ID
+     */
+    @TableId(type = IdType.ASSIGN_ID)
+    private Long id;
+
+    /**
+     * 别名
+     */
+    private String aliasName;
+
+    /**
+     * 文件原始名称
+     */
+    private String fileName;
+
+    /**
+     * MinIO存储对象名（通常是UUID+后缀）
+     */
+    private String storageName;
+
+    /**
+     * 存储桶名称
+     */
+    private String bucketName;
+
+    /**
+     * 文件大小(bytes)
+     */
+    private Long fileSize;
+
+    /**
+     * 文件MIME类型
+     */
+    private String fileType;
+
+    /**
+     * 访问地址(临时或持久)
+     */
+    private String fileUrl;
+
+    /**
+     * 上传者ID
+     */
+    private String userId;
+
+    /**
+     * 关联的请求链路ID
+     */
+    private String traceId;
+
+    /**
+     * 逻辑删除
+     */
+    private Integer isDeleted;
+
+    /**
+     * 上传时间
+     */
+    private Date createTime;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        FileEntity other = (FileEntity) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getAliasName() == null ? other.getAliasName() == null : this.getAliasName().equals(other.getAliasName()))
+            && (this.getFileName() == null ? other.getFileName() == null : this.getFileName().equals(other.getFileName()))
+            && (this.getStorageName() == null ? other.getStorageName() == null : this.getStorageName().equals(other.getStorageName()))
+            && (this.getBucketName() == null ? other.getBucketName() == null : this.getBucketName().equals(other.getBucketName()))
+            && (this.getFileSize() == null ? other.getFileSize() == null : this.getFileSize().equals(other.getFileSize()))
+            && (this.getFileType() == null ? other.getFileType() == null : this.getFileType().equals(other.getFileType()))
+            && (this.getFileUrl() == null ? other.getFileUrl() == null : this.getFileUrl().equals(other.getFileUrl()))
+            && (this.getUserId() == null ? other.getUserId() == null : this.getUserId().equals(other.getUserId()))
+            && (this.getTraceId() == null ? other.getTraceId() == null : this.getTraceId().equals(other.getTraceId()))
+            && (this.getIsDeleted() == null ? other.getIsDeleted() == null : this.getIsDeleted().equals(other.getIsDeleted()))
+            && (this.getCreateTime() == null ? other.getCreateTime() == null : this.getCreateTime().equals(other.getCreateTime()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getAliasName() == null) ? 0 : getAliasName().hashCode());
+        result = prime * result + ((getFileName() == null) ? 0 : getFileName().hashCode());
+        result = prime * result + ((getStorageName() == null) ? 0 : getStorageName().hashCode());
+        result = prime * result + ((getBucketName() == null) ? 0 : getBucketName().hashCode());
+        result = prime * result + ((getFileSize() == null) ? 0 : getFileSize().hashCode());
+        result = prime * result + ((getFileType() == null) ? 0 : getFileType().hashCode());
+        result = prime * result + ((getFileUrl() == null) ? 0 : getFileUrl().hashCode());
+        result = prime * result + ((getUserId() == null) ? 0 : getUserId().hashCode());
+        result = prime * result + ((getTraceId() == null) ? 0 : getTraceId().hashCode());
+        result = prime * result + ((getIsDeleted() == null) ? 0 : getIsDeleted().hashCode());
+        result = prime * result + ((getCreateTime() == null) ? 0 : getCreateTime().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", aliasName=").append(aliasName);
+        sb.append(", fileName=").append(fileName);
+        sb.append(", storageName=").append(storageName);
+        sb.append(", bucketName=").append(bucketName);
+        sb.append(", fileSize=").append(fileSize);
+        sb.append(", fileType=").append(fileType);
+        sb.append(", fileUrl=").append(fileUrl);
+        sb.append(", userId=").append(userId);
+        sb.append(", traceId=").append(traceId);
+        sb.append(", isDeleted=").append(isDeleted);
+        sb.append(", createTime=").append(createTime);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/com/blog/entity/InviteCodeEntity.java

@@ -0,0 +1,120 @@
+package com.blog.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+import java.util.Date;
+
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 邀请码表
+ * @TableName sys_invite_code
+ */
+@TableName(value ="sys_invite_code")
+@Data
+@Builder
+public class InviteCodeEntity implements Serializable {
+    /**
+     * 
+     */
+    @TableId(type = IdType.ASSIGN_ID)
+    private Long id;
+
+    /**
+     * 唯一邀请码
+     */
+    private String code;
+
+    /**
+     * 生成人ID
+     */
+    private Long creatorId;
+
+    /**
+     * 最大使用次数
+     */
+    private Integer maxUses;
+
+    /**
+     * 已使用次数
+     */
+    private Integer usedCount;
+
+    /**
+     * 1-有效, 0-失效
+     */
+    private Integer status;
+
+    /**
+     * 过期时间
+     */
+    private Date expireTime;
+
+    /**
+     * 
+     */
+    private Date createTime;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        InviteCodeEntity other = (InviteCodeEntity) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getCode() == null ? other.getCode() == null : this.getCode().equals(other.getCode()))
+            && (this.getCreatorId() == null ? other.getCreatorId() == null : this.getCreatorId().equals(other.getCreatorId()))
+            && (this.getMaxUses() == null ? other.getMaxUses() == null : this.getMaxUses().equals(other.getMaxUses()))
+            && (this.getUsedCount() == null ? other.getUsedCount() == null : this.getUsedCount().equals(other.getUsedCount()))
+            && (this.getStatus() == null ? other.getStatus() == null : this.getStatus().equals(other.getStatus()))
+            && (this.getExpireTime() == null ? other.getExpireTime() == null : this.getExpireTime().equals(other.getExpireTime()))
+            && (this.getCreateTime() == null ? other.getCreateTime() == null : this.getCreateTime().equals(other.getCreateTime()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getCode() == null) ? 0 : getCode().hashCode());
+        result = prime * result + ((getCreatorId() == null) ? 0 : getCreatorId().hashCode());
+        result = prime * result + ((getMaxUses() == null) ? 0 : getMaxUses().hashCode());
+        result = prime * result + ((getUsedCount() == null) ? 0 : getUsedCount().hashCode());
+        result = prime * result + ((getStatus() == null) ? 0 : getStatus().hashCode());
+        result = prime * result + ((getExpireTime() == null) ? 0 : getExpireTime().hashCode());
+        result = prime * result + ((getCreateTime() == null) ? 0 : getCreateTime().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", code=").append(code);
+        sb.append(", creatorId=").append(creatorId);
+        sb.append(", maxUses=").append(maxUses);
+        sb.append(", usedCount=").append(usedCount);
+        sb.append(", status=").append(status);
+        sb.append(", expireTime=").append(expireTime);
+        sb.append(", createTime=").append(createTime);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/com/blog/entity/PathEntity.java

@@ -0,0 +1,95 @@
+package com.blog.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 文件目录映射表
+ * @TableName sys_path
+ */
+@TableName(value ="sys_path")
+@Data
+@Builder
+public class PathEntity implements Serializable {
+    /**
+     * 主键ID
+     */
+    @TableId(type = IdType.ASSIGN_ID)
+    private Long id;
+
+    /**
+     * 目录名
+     */
+    private String pathName;
+
+    /**
+     * 上传者ID
+     */
+    private Long userId;
+
+    /**
+     * 父目录ID
+     */
+    private Long parentId;
+
+    /**
+     * 逻辑删除
+     */
+    private Integer isDeleted;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        PathEntity other = (PathEntity) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getPathName() == null ? other.getPathName() == null : this.getPathName().equals(other.getPathName()))
+            && (this.getUserId() == null ? other.getUserId() == null : this.getUserId().equals(other.getUserId()))
+            && (this.getParentId() == null ? other.getParentId() == null : this.getParentId().equals(other.getParentId()))
+            && (this.getIsDeleted() == null ? other.getIsDeleted() == null : this.getIsDeleted().equals(other.getIsDeleted()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getPathName() == null) ? 0 : getPathName().hashCode());
+        result = prime * result + ((getUserId() == null) ? 0 : getUserId().hashCode());
+        result = prime * result + ((getParentId() == null) ? 0 : getParentId().hashCode());
+        result = prime * result + ((getIsDeleted() == null) ? 0 : getIsDeleted().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", pathName=").append(pathName);
+        sb.append(", userId=").append(userId);
+        sb.append(", parentId=").append(parentId);
+        sb.append(", isDeleted=").append(isDeleted);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/com/blog/entity/PathFileEntity.java

@@ -0,0 +1,71 @@
+package com.blog.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 目录文件映射表
+ * @TableName sys_path_file
+ */
+@TableName(value ="sys_path_file")
+@Data
+@Builder
+public class PathFileEntity implements Serializable {
+    /**
+     * 目录ID
+     */
+    private Long pathId;
+
+    /**
+     * 文件ID
+     */
+    @TableId
+    private Long fileId;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        PathFileEntity other = (PathFileEntity) that;
+        return (this.getPathId() == null ? other.getPathId() == null : this.getPathId().equals(other.getPathId()))
+            && (this.getFileId() == null ? other.getFileId() == null : this.getFileId().equals(other.getFileId()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getPathId() == null) ? 0 : getPathId().hashCode());
+        result = prime * result + ((getFileId() == null) ? 0 : getFileId().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", pathId=").append(pathId);
+        sb.append(", fileId=").append(fileId);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/com/blog/entity/RoleEntity.java

@@ -0,0 +1,112 @@
+package com.blog.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+import java.util.Date;
+
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 角色表
+ * @TableName sys_role
+ */
+@TableName(value ="sys_role")
+@Data
+@Builder
+public class RoleEntity implements Serializable {
+    /**
+     * 
+     */
+    @TableId(type = IdType.ASSIGN_ID)
+    private Long id;
+
+    /**
+     * 角色名称(如:超级管理员)
+     */
+    private String name;
+
+    /**
+     * 角色标识(如:ROLE_ADMIN)
+     */
+    private String code;
+
+    /**
+     * 描述
+     */
+    private String description;
+
+    /**
+     * 状态(1:正常, 0:禁用)
+     */
+    private Integer status;
+
+    /**
+     * 
+     */
+    private Date createTime;
+
+    /**
+     * 
+     */
+    private Date updateTime;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        RoleEntity other = (RoleEntity) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getName() == null ? other.getName() == null : this.getName().equals(other.getName()))
+            && (this.getCode() == null ? other.getCode() == null : this.getCode().equals(other.getCode()))
+            && (this.getDescription() == null ? other.getDescription() == null : this.getDescription().equals(other.getDescription()))
+            && (this.getStatus() == null ? other.getStatus() == null : this.getStatus().equals(other.getStatus()))
+            && (this.getCreateTime() == null ? other.getCreateTime() == null : this.getCreateTime().equals(other.getCreateTime()))
+            && (this.getUpdateTime() == null ? other.getUpdateTime() == null : this.getUpdateTime().equals(other.getUpdateTime()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getName() == null) ? 0 : getName().hashCode());
+        result = prime * result + ((getCode() == null) ? 0 : getCode().hashCode());
+        result = prime * result + ((getDescription() == null) ? 0 : getDescription().hashCode());
+        result = prime * result + ((getStatus() == null) ? 0 : getStatus().hashCode());
+        result = prime * result + ((getCreateTime() == null) ? 0 : getCreateTime().hashCode());
+        result = prime * result + ((getUpdateTime() == null) ? 0 : getUpdateTime().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", name=").append(name);
+        sb.append(", code=").append(code);
+        sb.append(", description=").append(description);
+        sb.append(", status=").append(status);
+        sb.append(", createTime=").append(createTime);
+        sb.append(", updateTime=").append(updateTime);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/com/blog/entity/UserEntity.java

@@ -0,0 +1,178 @@
+package com.blog.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+import java.util.Date;
+
+import com.blog.dto.UserRegisterDto;
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 用户表
+ * @TableName sys_user
+ */
+@TableName(value ="sys_user")
+@Data
+@Builder
+public class UserEntity implements Serializable {
+    /**
+     * 主键
+     */
+    @TableId(type = IdType.ASSIGN_ID)
+    private Long id;
+
+    /**
+     * 用户名
+     */
+    private String username;
+
+    /**
+     * 密码(BCrypt加密)
+     */
+    private String password;
+
+    /**
+     * 用户昵称
+     */
+    private String nickname;
+
+    /**
+     * 邮箱
+     */
+    private String email;
+
+    /**
+     * 手机号
+     */
+    private String phone;
+
+    /**
+     * 头像URL
+     */
+    private String avatar;
+
+    /**
+     * 性别: 1男, 2女, 0未知
+     */
+    private Integer gender;
+
+    /**
+     * 状态: 1启用, 0禁用
+     */
+    private Integer enabled;
+
+    /**
+     * 使用的邀请码ID
+     */
+    private Long inviteCodeId;
+
+    /**
+     * 解禁日期
+     */
+    private Date releaseDate;
+
+    /**
+     * 注册时间
+     */
+    private Date createTime;
+
+    /**
+     * 最后修改时间
+     */
+    private Date updateTime;
+
+    /**
+     * 逻辑删除标记：0-未删, 1-已删
+     */
+    private Integer isDeleted;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    public static UserEntity castFromRegisterDto(UserRegisterDto userDto, String password, Long inviteCodeId) {
+        return UserEntity.builder()
+                .username(userDto.getUsername())
+                .password(password)
+                .email(userDto.getEmail())
+                .inviteCodeId(inviteCodeId)
+                .build();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        UserEntity other = (UserEntity) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getUsername() == null ? other.getUsername() == null : this.getUsername().equals(other.getUsername()))
+            && (this.getPassword() == null ? other.getPassword() == null : this.getPassword().equals(other.getPassword()))
+            && (this.getNickname() == null ? other.getNickname() == null : this.getNickname().equals(other.getNickname()))
+            && (this.getEmail() == null ? other.getEmail() == null : this.getEmail().equals(other.getEmail()))
+            && (this.getPhone() == null ? other.getPhone() == null : this.getPhone().equals(other.getPhone()))
+            && (this.getAvatar() == null ? other.getAvatar() == null : this.getAvatar().equals(other.getAvatar()))
+            && (this.getGender() == null ? other.getGender() == null : this.getGender().equals(other.getGender()))
+            && (this.getEnabled() == null ? other.getEnabled() == null : this.getEnabled().equals(other.getEnabled()))
+            && (this.getInviteCodeId() == null ? other.getInviteCodeId() == null : this.getInviteCodeId().equals(other.getInviteCodeId()))
+            && (this.getReleaseDate() == null ? other.getReleaseDate() == null : this.getReleaseDate().equals(other.getReleaseDate()))
+            && (this.getCreateTime() == null ? other.getCreateTime() == null : this.getCreateTime().equals(other.getCreateTime()))
+            && (this.getUpdateTime() == null ? other.getUpdateTime() == null : this.getUpdateTime().equals(other.getUpdateTime()))
+            && (this.getIsDeleted() == null ? other.getIsDeleted() == null : this.getIsDeleted().equals(other.getIsDeleted()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getUsername() == null) ? 0 : getUsername().hashCode());
+        result = prime * result + ((getPassword() == null) ? 0 : getPassword().hashCode());
+        result = prime * result + ((getNickname() == null) ? 0 : getNickname().hashCode());
+        result = prime * result + ((getEmail() == null) ? 0 : getEmail().hashCode());
+        result = prime * result + ((getPhone() == null) ? 0 : getPhone().hashCode());
+        result = prime * result + ((getAvatar() == null) ? 0 : getAvatar().hashCode());
+        result = prime * result + ((getGender() == null) ? 0 : getGender().hashCode());
+        result = prime * result + ((getEnabled() == null) ? 0 : getEnabled().hashCode());
+        result = prime * result + ((getInviteCodeId() == null) ? 0 : getInviteCodeId().hashCode());
+        result = prime * result + ((getReleaseDate() == null) ? 0 : getReleaseDate().hashCode());
+        result = prime * result + ((getCreateTime() == null) ? 0 : getCreateTime().hashCode());
+        result = prime * result + ((getUpdateTime() == null) ? 0 : getUpdateTime().hashCode());
+        result = prime * result + ((getIsDeleted() == null) ? 0 : getIsDeleted().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", username=").append(username);
+        sb.append(", password=").append(password);
+        sb.append(", nickname=").append(nickname);
+        sb.append(", email=").append(email);
+        sb.append(", phone=").append(phone);
+        sb.append(", avatar=").append(avatar);
+        sb.append(", gender=").append(gender);
+        sb.append(", enabled=").append(enabled);
+        sb.append(", inviteCodeId=").append(inviteCodeId);
+        sb.append(", releaseDate=").append(releaseDate);
+        sb.append(", createTime=").append(createTime);
+        sb.append(", updateTime=").append(updateTime);
+        sb.append(", isDeleted=").append(isDeleted);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/com/blog/mapper/ArticleMapper.java

@@ -0,0 +1,18 @@
+package com.blog.mapper;
+
+import com.blog.entity.ArticleEntity;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+* @author 29203
+* @description 针对表【sys_article(文章表)】的数据库操作Mapper
+* @createDate 2026-02-05 11:17:35
+* @Entity com.blog.entity.ArticleEntity
+*/
+public interface ArticleMapper extends BaseMapper<ArticleEntity> {
+
+}
+
+
+
+

src/main/java/com/blog/mapper/FileMapper.java

@@ -0,0 +1,18 @@
+package com.blog.mapper;
+
+import com.blog.entity.FileEntity;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+* @author 29203
+* @description 针对表【sys_file(文件元数据映射表)】的数据库操作Mapper
+* @createDate 2026-02-05 11:17:30
+* @Entity com.blog.entity.FileEntity
+*/
+public interface FileMapper extends BaseMapper<FileEntity> {
+
+}
+
+
+
+

src/main/java/com/blog/mapper/InviteCodeMapper.java

@@ -0,0 +1,26 @@
+package com.blog.mapper;
+
+import com.blog.entity.InviteCodeEntity;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Update;
+
+/**
+* @author 29203
+* @description 针对表【sys_invite_code(邀请码表)】的数据库操作Mapper
+* @createDate 2026-02-05 11:17:26
+* @Entity com.blog.entity.InviteCodeEntity
+*/
+public interface InviteCodeMapper extends BaseMapper<InviteCodeEntity> {
+
+    @Update("UPDATE sys_invite_code " +
+            "SET used_count = used_count + 1 " +
+            "WHERE code = #{code} " +
+            "  AND status = 1 " +
+            "  AND used_count < max_uses ")
+    int subUsedCount(@Param("code") String code);
+}
+
+
+
+

src/main/java/com/blog/mapper/PathFileMapper.java

@@ -0,0 +1,18 @@
+package com.blog.mapper;
+
+import com.blog.entity.PathFileEntity;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+* @author 29203
+* @description 针对表【sys_path_file(目录文件映射表)】的数据库操作Mapper
+* @createDate 2026-02-05 11:17:18
+* @Entity com.blog.entity.PathFileEntity
+*/
+public interface PathFileMapper extends BaseMapper<PathFileEntity> {
+
+}
+
+
+
+

src/main/java/com/blog/mapper/PathMapper.java

@@ -0,0 +1,18 @@
+package com.blog.mapper;
+
+import com.blog.entity.PathEntity;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+* @author 29203
+* @description 针对表【sys_path(文件目录映射表)】的数据库操作Mapper
+* @createDate 2026-02-05 11:17:22
+* @Entity com.blog.entity.PathEntity
+*/
+public interface PathMapper extends BaseMapper<PathEntity> {
+
+}
+
+
+
+

src/main/java/com/blog/mapper/RoleMapper.java

@@ -0,0 +1,18 @@
+package com.blog.mapper;
+
+import com.blog.entity.RoleEntity;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+* @author 29203
+* @description 针对表【sys_role(角色表)】的数据库操作Mapper
+* @createDate 2026-02-05 11:17:06
+* @Entity com.blog.entity.RoleEntity
+*/
+public interface RoleMapper extends BaseMapper<RoleEntity> {
+
+}
+
+
+
+

src/main/java/com/blog/mapper/UserMapper.java

@@ -0,0 +1,18 @@
+package com.blog.mapper;
+
+import com.blog.entity.UserEntity;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+* @author 29203
+* @description 针对表【sys_user(用户表)】的数据库操作Mapper
+* @createDate 2026-02-05 11:16:45
+* @Entity com.blog.entity.UserEntity
+*/
+public interface UserMapper extends BaseMapper<UserEntity> {
+
+}
+
+
+
+

src/main/java/com/blog/service/ArticleService.java

@@ -0,0 +1,15 @@
+package com.blog.service;
+
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.blog.entity.ArticleEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author 29203
+* @description 针对表【sys_article(文章表)】的数据库操作Service
+* @createDate 2026-02-05 11:17:35
+*/
+public interface ArticleService {
+
+    boolean getarticles(Long userId, Page<Object> of);
+}

src/main/java/com/blog/service/FileService.java

@@ -0,0 +1,13 @@
+package com.blog.service;
+
+import com.blog.entity.FileEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author 29203
+* @description 针对表【sys_file(文件元数据映射表)】的数据库操作Service
+* @createDate 2026-02-05 11:17:30
+*/
+public interface FileService {
+
+}

src/main/java/com/blog/service/InviteCodeService.java

@@ -0,0 +1,13 @@
+package com.blog.service;
+
+import com.blog.entity.InviteCodeEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author 29203
+* @description 针对表【sys_invite_code(邀请码表)】的数据库操作Service
+* @createDate 2026-02-05 11:17:26
+*/
+public interface InviteCodeService {
+
+}

src/main/java/com/blog/service/PathFileService.java

@@ -0,0 +1,13 @@
+package com.blog.service;
+
+import com.blog.entity.PathFileEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author 29203
+* @description 针对表【sys_path_file(目录文件映射表)】的数据库操作Service
+* @createDate 2026-02-05 11:17:18
+*/
+public interface PathFileService {
+
+}

src/main/java/com/blog/service/PathService.java

@@ -0,0 +1,14 @@
+package com.blog.service;
+
+import com.blog.entity.PathEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author 29203
+* @description 针对表【sys_path(文件目录映射表)】的数据库操作Service
+* @createDate 2026-02-05 11:17:22
+*/
+public interface PathService {
+
+    boolean listPath(Long userId);
+}

src/main/java/com/blog/service/RoleService.java

@@ -0,0 +1,13 @@
+package com.blog.service;
+
+import com.blog.entity.RoleEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author 29203
+* @description 针对表【sys_role(角色表)】的数据库操作Service
+* @createDate 2026-02-05 11:17:06
+*/
+public interface RoleService {
+
+}

src/main/java/com/blog/service/UserService.java

@@ -0,0 +1,24 @@
+package com.blog.service;
+
+import com.blog.context.RequestContext;
+import com.blog.dto.UserLoginDto;
+import com.blog.dto.UserRegisterDto;
+import com.blog.entity.UserEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+import jakarta.validation.Valid;
+
+/**
+* @author 29203
+* @description 针对表【sys_user(用户表)】的数据库操作Service
+* @createDate 2026-02-05 11:16:45
+*/
+public interface UserService {
+
+    String register(UserRegisterDto userDto);
+
+    boolean exist(String username);
+
+    boolean refreshToken(RequestContext requestContext);
+
+    <T> T login(UserLoginDto user);
+}

src/main/java/com/blog/service/impl/ArticleServiceImpl.java

@@ -0,0 +1,26 @@
+package com.blog.service.impl;
+
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.blog.entity.ArticleEntity;
+import com.blog.service.ArticleService;
+import com.blog.mapper.ArticleMapper;
+import org.springframework.stereotype.Service;
+
+/**
+* @author 29203
+* @description 针对表【sys_article(文章表)】的数据库操作Service实现
+* @createDate 2026-02-05 11:17:35
+*/
+@Service
+public class ArticleServiceImpl implements ArticleService{
+
+    @Override
+    public boolean getarticles(Long userId, Page<Object> of) {
+        return false;
+    }
+}
+
+
+
+

src/main/java/com/blog/service/impl/FileServiceImpl.java

@@ -0,0 +1,21 @@
+package com.blog.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.blog.entity.FileEntity;
+import com.blog.service.FileService;
+import com.blog.mapper.FileMapper;
+import org.springframework.stereotype.Service;
+
+/**
+* @author 29203
+* @description 针对表【sys_file(文件元数据映射表)】的数据库操作Service实现
+* @createDate 2026-02-05 11:17:30
+*/
+@Service
+public class FileServiceImpl implements FileService{
+
+}
+
+
+
+

src/main/java/com/blog/service/impl/InviteCodeServiceImpl.java

@@ -0,0 +1,22 @@
+package com.blog.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.blog.entity.InviteCodeEntity;
+import com.blog.service.InviteCodeService;
+import com.blog.mapper.InviteCodeMapper;
+import org.springframework.stereotype.Service;
+
+/**
+* @author 29203
+* @description 针对表【sys_invite_code(邀请码表)】的数据库操作Service实现
+* @createDate 2026-02-05 11:17:26
+*/
+@Service
+public class InviteCodeServiceImpl extends ServiceImpl<InviteCodeMapper, InviteCodeEntity>
+    implements InviteCodeService{
+
+}
+
+
+
+

src/main/java/com/blog/service/impl/PathFileServiceImpl.java

@@ -0,0 +1,22 @@
+package com.blog.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.blog.entity.PathFileEntity;
+import com.blog.service.PathFileService;
+import com.blog.mapper.PathFileMapper;
+import org.springframework.stereotype.Service;
+
+/**
+* @author 29203
+* @description 针对表【sys_path_file(目录文件映射表)】的数据库操作Service实现
+* @createDate 2026-02-05 11:17:18
+*/
+@Service
+public class PathFileServiceImpl extends ServiceImpl<PathFileMapper, PathFileEntity>
+    implements PathFileService{
+
+}
+
+
+
+

src/main/java/com/blog/service/impl/PathServiceImpl.java

@@ -0,0 +1,40 @@
+package com.blog.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.blog.entity.PathEntity;
+import com.blog.holder.RequestImplicitContextHolder;
+import com.blog.service.PathService;
+import com.blog.mapper.PathMapper;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+/**
+* @author 29203
+* @description 针对表【sys_path(文件目录映射表)】的数据库操作Service实现
+* @createDate 2026-02-05 11:17:22
+*/
+@Service
+public class PathServiceImpl implements PathService{
+
+    @Autowired
+    private PathMapper pathMapper;
+
+    @Override
+    public boolean listPath(Long userId) {
+        String username = RequestImplicitContextHolder.getUsername();
+        List<PathEntity> pathEntities = pathMapper.selectList(Page.of(0, 20),
+                new LambdaQueryWrapper<PathEntity>()
+                        .eq(PathEntity::getUserId, userId)
+                        .eq(PathEntity::getParentId, username));
+        RequestImplicitContextHolder.setData(pathEntities);
+        return true;
+    }
+}
+
+
+
+

src/main/java/com/blog/service/impl/RoleServiceImpl.java

@@ -0,0 +1,21 @@
+package com.blog.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.blog.entity.RoleEntity;
+import com.blog.service.RoleService;
+import com.blog.mapper.RoleMapper;
+import org.springframework.stereotype.Service;
+
+/**
+* @author 29203
+* @description 针对表【sys_role(角色表)】的数据库操作Service实现
+* @createDate 2026-02-05 11:17:06
+*/
+@Service
+public class RoleServiceImpl implements RoleService{
+
+}
+
+
+
+

src/main/java/com/blog/service/impl/UserServiceImpl.java

@@ -0,0 +1,132 @@
+package com.blog.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.blog.common.constant.UserConstant;
+import com.blog.common.constant.message.error.UserErrorMessage;
+import com.blog.context.RequestContext;
+import com.blog.dto.UserLoginDto;
+import com.blog.dto.UserRegisterDto;
+import com.blog.entity.InviteCodeEntity;
+import com.blog.entity.UserEntity;
+import com.blog.helper.UserHelper;
+import com.blog.holder.RequestImplicitContextHolder;
+import com.blog.mapper.InviteCodeMapper;
+import com.blog.pipeline.RegisterPipeline;
+import com.blog.service.UserService;
+import com.blog.mapper.UserMapper;
+import com.blog.utils.ChartsGenerator;
+import com.blog.validator.UserValidator;
+import io.jsonwebtoken.Claims;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.support.TransactionTemplate;
+
+import java.util.Map;
+
+/**
+* @author 29203
+* @description 针对表【sys_user(用户表)】的数据库操作Service实现
+* @createDate 2026-02-05 11:16:45
+*/
+@Service
+public class UserServiceImpl implements UserService{
+
+    @Autowired
+    private UserMapper userMapper;
+
+    @Autowired
+    private UserHelper userHelper;
+
+    @Autowired
+    private UserValidator userValidator;
+
+    @Autowired
+    private PasswordEncoder passwordEncoder;
+
+    @Autowired
+    private TransactionTemplate transactionTemplate;
+
+    @Autowired
+    private InviteCodeMapper inviteCodeMapper;
+
+    @Autowired
+    private RegisterPipeline  registerPipeline;
+
+
+    @Override
+    public boolean refreshToken(RequestContext requestContext) {
+        String token = requestContext.getReqValue(UserConstant.REFRESH_TOKEN).toString();
+        boolean validated = userHelper.validateToken(token);
+        if (!validated) {
+            RequestImplicitContextHolder.pushErrorMessage(UserErrorMessage.INVALID_REFRESH_TOKEN);
+            return false;
+        }
+        Claims claims = userHelper.parseToken(token);
+        UserEntity userEntity = userMapper.selectOne(new LambdaQueryWrapper<UserEntity>().eq(UserEntity::getUsername, claims.get(UserConstant.USERNAME)));
+        if(userEntity == null){
+            RequestImplicitContextHolder.pushErrorMessage(UserErrorMessage.INVALID_USER);
+            return false;
+        }
+        Map<String, String> newToken = userHelper.obtainJWT(userEntity);
+        RequestImplicitContextHolder.setData(newToken);
+        return true;
+    }
+
+
+    @Override
+    public <T> T login(UserLoginDto user) {
+        LambdaQueryWrapper<UserEntity> lambdaQueryWrapper = new LambdaQueryWrapper<>();
+        lambdaQueryWrapper.eq(UserEntity::getUsername, user.getUsername());
+        UserEntity userEntity = userMapper.selectOne(lambdaQueryWrapper);
+        String errMsg = userValidator.validateUser(user,userEntity);
+        if(errMsg!=null) return (T) errMsg;
+        return (T) userHelper.obtainJWT(userEntity);
+    }
+
+    @Override
+    public String register(UserRegisterDto userDto) {
+        LambdaQueryWrapper<UserEntity> lambdaQueryWrapper = new LambdaQueryWrapper<>();
+        lambdaQueryWrapper.eq(UserEntity::getUsername, userDto.getUsername());
+        UserEntity userEntity = userMapper.selectOne(lambdaQueryWrapper);
+        InviteCodeEntity inviteCodeEntity = inviteCodeMapper.selectOne(new LambdaQueryWrapper<InviteCodeEntity>().eq(InviteCodeEntity::getCode, userDto.getInviteCode()));
+        String errMsg = userValidator.validateRegister(userEntity,inviteCodeEntity);
+        if (errMsg != null) return errMsg;
+        UserEntity newUser = UserEntity.castFromRegisterDto(userDto,passwordEncoder.encode(userDto.getPassword()),inviteCodeEntity.getId());
+        newUser.setNickname("游客"+ ChartsGenerator.generateCode());
+        transactionTemplate.execute(status -> {
+            try {
+                userMapper.insert(newUser);
+                int affectedRows = inviteCodeMapper.subUsedCount(inviteCodeEntity.getCode());
+                if(affectedRows<=0){
+                    status.setRollbackOnly();
+                    return false;
+                }
+                RequestImplicitContextHolder.setUserId(newUser.getId());
+                boolean re = registerPipeline.start(userDto);
+                if(!re){
+                    status.setRollbackOnly();
+                    return false;
+                }
+                return true;
+            } catch (Exception e) {
+                RequestImplicitContextHolder.pushErrorMessage(e.getMessage());
+                e.printStackTrace();
+                status.setRollbackOnly(); // 显式标记回滚
+                return false;
+            }
+        });
+        return null;
+    }
+
+    @Override
+    public boolean exist(String username) {
+        UserEntity userEntity = userMapper.selectOne(new LambdaQueryWrapper<UserEntity>().eq(UserEntity::getUsername, username));
+        if (userEntity == null) return false;
+        return true;
+    }
+}
+
+
+
+