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feat(data): 新增 continew-starter-data-core 模块

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1.移动 MetaUtils core => data-core
2.新增 SQL 函数接口及数据库类型枚举
This commit is contained in:
Charles7c
2024-02-19 21:00:07 +08:00
parent d42585cb4d
commit 4ffc5dc1d4
9 changed files with 170 additions and 8 deletions
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6
continew-starter-core/pom.xml
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@@ -52,11 +52,5 @@
<groupId>cn.hutool</groupId>
<artifactId>hutool-http</artifactId>
</dependency>
<!-- Hutool 数据库模块（在 JDBC 基础上封装的数据库操作工具类，通过包装，使用 ActiveRecord 思想操作数据库） -->
<dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-db</artifactId>
</dependency>
</dependencies>
</project>

93
continew-starter-core/src/main/java/top/charles7c/continew/starter/core/util/db/MetaUtils.java
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@@ -1,93 +0,0 @@
/*
* Copyright (c) 2022-present Charles7c Authors. All Rights Reserved.
* <p>
* Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0;
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* <p>
* http://www.gnu.org/licenses/lgpl.html
* <p>
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package top.charles7c.continew.starter.core.util.db;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.text.CharSequenceUtil;
import cn.hutool.db.Db;
import cn.hutool.db.Entity;
import cn.hutool.db.meta.Column;
import cn.hutool.db.meta.MetaUtil;
import javax.sql.DataSource;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
* 数据库元数据信息工具类
*
* @author Charles7c
* @since 1.0.0
*/
public class MetaUtils {
private MetaUtils() {
}
/**
* 获取所有表信息
*
* @param dataSource 数据源
* @return 表信息列表
*/
public static List<Table> getTables(DataSource dataSource) throws SQLException {
return getTables(dataSource, null);
}
/**
* 获取所有表信息
*
* @param dataSource 数据源
* @param tableName 表名称
* @return 表信息列表
*/
public static List<Table> getTables(DataSource dataSource, String tableName) throws SQLException {
String querySql = "SHOW TABLE STATUS";
List<Entity> tableEntityList;
Db db = Db.use(dataSource);
if (CharSequenceUtil.isNotBlank(tableName)) {
tableEntityList = db.query("%s WHERE NAME = ?".formatted(querySql), tableName);
} else {
tableEntityList = db.query(querySql);
}
List<Table> tableList = new ArrayList<>(tableEntityList.size());
for (Entity tableEntity : tableEntityList) {
Table table = new Table(tableEntity.getStr("NAME"));
table.setComment(tableEntity.getStr("COMMENT"));
table.setEngine(tableEntity.getStr("ENGINE"));
table.setCharset(tableEntity.getStr("COLLATION"));
table.setCreateTime(DateUtil.toLocalDateTime(tableEntity.getDate("CREATE_TIME")));
table.setUpdateTime(DateUtil.toLocalDateTime(tableEntity.getDate("UPDATE_TIME")));
tableList.add(table);
}
return tableList;
}
/**
* 获取所有列信息
*
* @param dataSource 数据源
* @param tableName 表名称
* @return 列信息列表
*/
public static Collection<Column> getColumns(DataSource dataSource, String tableName) {
cn.hutool.db.meta.Table table = MetaUtil.getTableMeta(dataSource, tableName);
return table.getColumns();
}
}

115
continew-starter-core/src/main/java/top/charles7c/continew/starter/core/util/db/Table.java
View File

@@ -1,115 +0,0 @@
/*
* Copyright (c) 2022-present Charles7c Authors. All Rights Reserved.
* <p>
* Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0;
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* <p>
* http://www.gnu.org/licenses/lgpl.html
* <p>
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package top.charles7c.continew.starter.core.util.db;
import java.io.Serial;
import java.io.Serializable;
import java.time.LocalDateTime;
/**
* 数据库表信息
*
* @author Charles7c
* @since 1.0.0
*/
public class Table implements Serializable {
@Serial
private static final long serialVersionUID = 1L;
/**
* 表名称
*/
private String tableName;
/**
* 注释
*/
private String comment;
/**
* 存储引擎
*/
private String engine;
/**
* 字符集
*/
private String charset;
/**
* 创建时间
*/
private LocalDateTime createTime;
/**
* 修改时间
*/
private LocalDateTime updateTime;
public Table(String tableName) {
this.tableName = tableName;
}
public String getTableName() {
return tableName;
}
public void setTableName(String tableName) {
this.tableName = tableName;
}
public String getComment() {
return comment;
}
public void setComment(String comment) {
this.comment = comment;
}
public String getEngine() {
return engine;
}
public void setEngine(String engine) {
this.engine = engine;
}
public String getCharset() {
return charset;
}
public void setCharset(String charset) {
this.charset = charset;
}
public LocalDateTime getCreateTime() {
return createTime;
}
public void setCreateTime(LocalDateTime createTime) {
this.createTime = createTime;
}
public LocalDateTime getUpdateTime() {
return updateTime;
}
public void setUpdateTime(LocalDateTime updateTime) {
this.updateTime = updateTime;
}
}