Package org.aoju.bus.core.lang.function

Class LambdaFactory

java.lang.Object

org.aoju.bus.core.lang.function.LambdaFactory

public class LambdaFactory
extends Object

以类似反射的方式动态创建Lambda，在性能上有一定优势，同时避免每次调用Lambda时创建匿名内部类

Since:

Java 17+

Author:

Kimi Liu

Method Summary

Modifier and Type	Method	Description
static <F> F	build(Class<F> functionInterfaceType, Class<?> methodClass, String methodName, Class<?>... paramTypes)	构建Lambda
static <F> F	build(Class<F> functionInterfaceType, Method method)	构建Lambda

Methods inherited from class java.lang.Object

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

Method Details

build

public static <F> F build(Class<F> functionInterfaceType,
 Class<?> methodClass,
 String methodName,
 Class<?>... paramTypes)

构建Lambda

 class Something {
     private Long id;
     private String name;
     // ... 省略GetterSetter方法
 }
 Function<Something, Long> getIdFunction = LambdaFactory.buildLambda(Function.class, Something.class, "getId");
 XConsumer<Something, String> setNameConsumer = LambdaFactory.buildLambda(BiConsumer.class, Something.class, "setName", String.class);
 
 

Type Parameters:

F - Function类型

Parameters:

functionInterfaceType - 接受Lambda的函数式接口类型

methodClass - 声明方法的类的类型

methodName - 方法名称

paramTypes - 方法参数数组

Returns:

接受Lambda的函数式接口对象

build

public static <F> F build(Class<F> functionInterfaceType,
 Method method)

构建Lambda

Type Parameters:

F - Function类型

Parameters:

functionInterfaceType - 接受Lambda的函数式接口类型

method - 方法对象

Returns:

接受Lambda的函数式接口对象