Module bus.mapper

Package org.miaixz.bus.mapper.builder

Class ColumnSchemaChain

java.lang.Object

org.miaixz.bus.mapper.builder.ColumnSchemaChain

All Implemented Interfaces:

ColumnSchemaBuilder.Chain

public class ColumnSchemaChain
extends Object
implements ColumnSchemaBuilder.Chain

列工厂处理链，支持单例，线程安全

Since:

Java 17+

Author:

Kimi Liu

Constructor Summary

Constructors

Constructor	Description
ColumnSchemaChain(List<ColumnSchemaBuilder> factories)	构造函数，初始化列工厂处理链

Method Summary

Modifier and Type	Method	Description
org.miaixz.bus.core.lang.Optional<List<ColumnMeta>>	createColumn(TableMeta tableMeta, FieldMeta fieldMeta)	创建实体列信息，链式调用列工厂

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ColumnSchemaChain

public ColumnSchemaChain(List<ColumnSchemaBuilder> factories)

构造函数，初始化列工厂处理链

Parameters:

factories - 列工厂列表

Method Details

createColumn

public org.miaixz.bus.core.lang.Optional<List<ColumnMeta>> createColumn(TableMeta tableMeta,
 FieldMeta fieldMeta)

创建实体列信息，链式调用列工厂

Specified by:

createColumn in interface ColumnSchemaBuilder.Chain

Parameters:

tableMeta - 实体表信息

fieldMeta - 字段信息

Returns:

实体类中列的信息的 Optional 包装对象，若为空则表示不属于实体中的列