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update 优化批量插入执行器 增加主键类型枚举对应生成策略

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疯狂的狮子li 2021-07-05 18:17:49 +08:00
parent 2fc3dcfc74
commit 54688ce7c7
1 changed files with 27 additions and 4 deletions
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31
ruoyi-common/src/main/java/com/ruoyi/common/core/mybatisplus/methods/InsertAll.java
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@ -1,13 +1,17 @@
package com.ruoyi.common.core.mybatisplus.methods;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.core.enums.SqlMethod;
import com.baomidou.mybatisplus.core.injector.AbstractMethod;
import com.baomidou.mybatisplus.core.metadata.TableInfo;
import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
import org.apache.ibatis.executor.keygen.Jdbc3KeyGenerator;
import org.apache.ibatis.executor.keygen.KeyGenerator;
import org.apache.ibatis.executor.keygen.NoKeyGenerator;
import org.apache.ibatis.mapping.MappedStatement;
import org.apache.ibatis.mapping.SqlSource;
import com.baomidou.mybatisplus.core.injector.AbstractMethod;
import com.baomidou.mybatisplus.core.metadata.TableInfo;
/**
* 单sql批量插入
*
@ -20,9 +24,28 @@ public class InsertAll extends AbstractMethod {
final String sql = "<script>insert into %s %s values %s</script>";
final String fieldSql = prepareFieldSql(tableInfo);
final String valueSql = prepareValuesSqlForMysqlBatch(tableInfo);
KeyGenerator keyGenerator = new NoKeyGenerator();
SqlMethod sqlMethod = SqlMethod.INSERT_ONE;
String keyProperty = null;
String keyColumn = null;
// 表包含主键处理逻辑,如果不包含主键当普通字段处理
if (StrUtil.isNotBlank(tableInfo.getKeyProperty())) {
if (tableInfo.getIdType() == IdType.AUTO) {
/** 自增主键 */
keyGenerator = new Jdbc3KeyGenerator();
keyProperty = tableInfo.getKeyProperty();
keyColumn = tableInfo.getKeyColumn();
} else {
if (null != tableInfo.getKeySequence()) {
keyGenerator = TableInfoHelper.genKeyGenerator(getMethod(sqlMethod), tableInfo, builderAssistant);
keyProperty = tableInfo.getKeyProperty();
keyColumn = tableInfo.getKeyColumn();
}
}
}
final String sqlResult = String.format(sql, tableInfo.getTableName(), fieldSql, valueSql);
SqlSource sqlSource = languageDriver.createSqlSource(configuration, sqlResult, modelClass);
return this.addInsertMappedStatement(mapperClass, modelClass, "insertAll", sqlSource, new NoKeyGenerator(), null, null);
return this.addInsertMappedStatement(mapperClass, modelClass, "insertAll", sqlSource, keyGenerator, keyProperty, keyColumn);
}
private String prepareFieldSql(TableInfo tableInfo) {