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java - this in anonymous inner class, how to get in lambda?

{Code...} If the above code is converted into lambda, this will point to the external class, and the listener cannot be removed at this time. So I would like to ask, how can an anonymous inner class (an anonymous inner class that can be converted to a lambda) obtain itself in the lambda?

阿神 2017-06-23 09:13:26

Spring Boot deployed in Lambda throws "statusCode": 502 Gateway timeout"

I uploaded the Springbootjar file (which has lambda request stream handler) as a zip file to AWSLambda. Since the zip is large, I uploaded it in S3 and gave the link while creating this Lambda function in AWS console. As I've read everywhere, that's all it takes to deploy a SpringBoot service in a l...

P粉111227898 2023-08-28 23:12:36

AWS Aurora MySQL database cannot be queried by Node Lambda function

I'm trying to use a Lambda function to write data to an AWS AuroraMySQL database. Code For some reason it doesn't seem to work. My code so far is very simple but it doesn't execute correctly. This is a simple Lambda function that is called when a user registers to Cognito and should create a new ent...

P粉184747536 2023-08-25 21:31:48

lambda - java8 An object is arranged in the order of a certain field in the object

For example, I want to have a class User with attributes like this: private int age, private String name, several objects {code...} Now I want to sort them in ascending order of age, that is, the final display result of lisr is user1 user3 user2. How to write it using lambda expression in java8? thi...

欧阳克 2017-06-23 09:13:33

About lambda expressions, static method references and stream api iteration in the new features of java8

I am new to the syntax of Java 8 and already have a preliminary understanding of the use of lambda expressions alone, the static method reference notation of 1.8 and the reference of forEach() in the stream API of 1.8. However, during the exercise, I encountered the following code: { Code...} For th...

世界只因有你 2017-05-17 10:04:45