优化

src/main/java/com/xkrs/straw/dao/NoticeDao.java

@@ -0,0 +1,10 @@
+package com.xkrs.straw.dao;
+
+import com.xkrs.straw.model.entity.NoticeEntity;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
+import org.springframework.stereotype.Component;
+
+@Component
+public interface NoticeDao extends JpaRepository<NoticeEntity, Long>, JpaSpecificationExecutor<NoticeEntity> {
+}

src/main/java/com/xkrs/straw/dao/NoticeRelaDao.java

@@ -0,0 +1,10 @@
+package com.xkrs.straw.dao;
+
+import com.xkrs.straw.model.entity.NoticeRelaEntity;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
+import org.springframework.stereotype.Component;
+
+@Component
+public interface NoticeRelaDao extends JpaRepository<NoticeRelaEntity, Long>, JpaSpecificationExecutor<NoticeRelaEntity> {
+}

src/main/java/com/xkrs/straw/model/entity/NoticeEntity.java

@@ -0,0 +1,97 @@
+package com.xkrs.straw.model.entity;
+
+import javax.persistence.*;
+import java.io.Serializable;
+
+/**
+ * 公告栏通知
+ */
+@Entity
+@Table(name = "notice")
+public class NoticeEntity implements Serializable {
+
+    /**
+     * 指定主键，建立自增序列，主键值取自序列
+     */
+    @Id
+    @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "notice_seq_gen")
+    @SequenceGenerator(name = "notice_seq_gen", sequenceName = "notice_id_seq", allocationSize = 1)
+    private Long id;
+
+    /**
+     * 标题
+     */
+    private String title;
+
+    /**
+     * 内容
+     */
+    @Column(length = 40960, columnDefinition = "varchar(40960)")
+    private String content;
+
+    /**
+     * 作者
+     */
+    private String author;
+
+    /**
+     * 公告栏通知的状态
+     * 0：正常
+     * 1：禁用
+     */
+    private Integer state;
+
+    public NoticeEntity() {
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+
+    public Integer getState() {
+        return state;
+    }
+
+    public void setState(Integer state) {
+        this.state = state;
+    }
+
+    @Override
+    public String toString() {
+        return "NoticeEntity{" +
+                "id=" + id +
+                ", title='" + title + '\'' +
+                ", content='" + content + '\'' +
+                ", author='" + author + '\'' +
+                ", state=" + state +
+                '}';
+    }
+}

src/main/java/com/xkrs/straw/model/entity/NoticeRelaEntity.java

@@ -0,0 +1,82 @@
+package com.xkrs.straw.model.entity;
+
+import javax.persistence.*;
+import java.io.Serializable;
+
+/**
+ * 公告栏通知关联表
+ */
+@Entity
+@Table(name = "notice_rela")
+public class NoticeRelaEntity implements Serializable {
+
+    /**
+     * 指定主键，建立自增序列，主键值取自序列
+     */
+    @Id
+    @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "notice_rela_seq_gen")
+    @SequenceGenerator(name = "notice_rela_seq_gen", sequenceName = "notice_rela_id_seq", allocationSize = 1)
+    private Long id;
+
+    /**
+     * 公告栏通知Id
+     */
+    private Long noticeId;
+
+    /**
+     * 用户Id
+     */
+    private Long userId;
+
+    /**
+     * 当前用户是否已读公告栏通知
+     * 0：未读
+     * 1：已读
+     */
+    private Integer state;
+
+    public NoticeRelaEntity() {
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getNoticeId() {
+        return noticeId;
+    }
+
+    public void setNoticeId(Long noticeId) {
+        this.noticeId = noticeId;
+    }
+
+    public Long getUserId() {
+        return userId;
+    }
+
+    public void setUserId(Long userId) {
+        this.userId = userId;
+    }
+
+    public Integer getState() {
+        return state;
+    }
+
+    public void setState(Integer state) {
+        this.state = state;
+    }
+
+    @Override
+    public String toString() {
+        return "NoticeRelaEntity{" +
+                "id=" + id +
+                ", noticeId=" + noticeId +
+                ", userId=" + userId +
+                ", state=" + state +
+                '}';
+    }
+}