Module bus.mapper

Package org.miaixz.bus.mapper.builder

Class GenericTypeResolver

java.lang.Object

org.miaixz.bus.mapper.builder.GenericTypeResolver

public class GenericTypeResolver
extends Object

泛型类型解析器，基于 MyBatis 3 的源码，添加了 resolveMapperTypes 方法以支持接口泛型解析 源码来自 https://github.com/mybatis/mybatis-3

Since:

Java 17+

Author:

Kimi Liu

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	GenericTypeResolver.GenericArrayTypes	泛型数组类型实现类
static class	GenericTypeResolver.ParameterizedTypes	参数化类型实现类
static class	GenericTypeResolver.WildcardTypes	通配符类型实现类

Constructor Summary

Constructors

Constructor	Description
GenericTypeResolver()	私有构造函数，防止实例化

Method Summary

Modifier and Type	Method	Description
static Class<?>	getReturnType(Method method, Class<?> srcType)	获取方法的实际返回值类型
static Class<?>	resolveFieldClass(Field field, Type srcType)	解析字段的实际类类型
static Type	resolveFieldType(Field field, Type srcType)	解析字段的泛型类型
static Type[]	resolveMapperTypes(Class<?> srcType)	解析接口的泛型类型
static Type[]	resolveMapperTypes(Method method, Type srcType)	解析方法所在接口的泛型类型
static Type[]	resolveParamTypes(Method method, Type srcType)	解析方法的参数类型
static Type	resolveReturnType(Method method, Type srcType)	解析方法的返回值类型
static Type	resolveType(Type type, Type srcType, Class<?> declaringClass)	解析泛型类型
static Class<?>	resolveTypeToClass(Type type)	将 Type 转换为 Class 类型

Methods inherited from class java.lang.Object

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

Constructor Details

GenericTypeResolver

public GenericTypeResolver()

私有构造函数，防止实例化

Method Details

getReturnType

public static Class<?> getReturnType(Method method,
 Class<?> srcType)

获取方法的实际返回值类型

Parameters:

method - 方法

srcType - 方法所属类

Returns:

方法返回值实际类型

resolveMapperTypes

public static Type[] resolveMapperTypes(Class<?> srcType)

解析接口的泛型类型

Parameters:

srcType - 接口类型

Returns:

接口上的泛型参数实际类型数组

resolveMapperTypes

public static Type[] resolveMapperTypes(Method method,
 Type srcType)

解析方法所在接口的泛型类型

Parameters:

method - 方法

srcType - 接口类型

Returns:

接口上的泛型参数实际类型数组

resolveFieldType

public static Type resolveFieldType(Field field,
 Type srcType)

解析字段的泛型类型

Parameters:

field - 字段

srcType - 源类型

Returns:

字段的实际类型

resolveFieldClass

public static Class<?> resolveFieldClass(Field field,
 Type srcType)

解析字段的实际类类型

Parameters:

field - 字段

srcType - 源类型

Returns:

字段的实际类类型

resolveTypeToClass

public static Class<?> resolveTypeToClass(Type type)

将 Type 转换为 Class 类型

Parameters:

type - 类型

Returns:

对应的 Class 类型

resolveReturnType

public static Type resolveReturnType(Method method,
 Type srcType)

解析方法的返回值类型

Parameters:

method - 方法

srcType - 源类型

Returns:

方法返回值的实际类型

resolveParamTypes

public static Type[] resolveParamTypes(Method method,
 Type srcType)

解析方法的参数类型

Parameters:

method - 方法

srcType - 源类型

Returns:

方法参数的实际类型数组

resolveType

public static Type resolveType(Type type,
 Type srcType,
 Class<?> declaringClass)

解析泛型类型

Parameters:

type - 类型

srcType - 源类型

declaringClass - 声明类

Returns:

解析后的实际类型