zlaval

provider "aws" {
  region = var.region

  default_tags {
    tags = {
      Environment = "Development"
    }
  }
}

zlaval

variable "region" {
  description = "AWS Region"
  default     = "eu-central-1"
  type        = string
}

variable "namespace" {
  description = "Project namespace"
  type        = string
}

zlaval

namespace    = "dev"
region       = "eu-central-1"
project_name = "terrenv"
ssh_key      = "my_public_ssh_key"

zlaval

BinaryOperator<Integer> binaryOperator = (a, b) -> a * b;
binaryOperator.apply(3, 5);

zlaval

Consumer<String> consumer = in -> System.out.println(in);
consumer.accept("Hello World");

zlaval

void printWhenLT(int value, Predicate<Integer> testValue) {
  if (testValue.test(value)) {
    System.out.println(value);
  }
}

Predicate<Integer> lt10 = value -> value < 10;
Predicate<Integer> lt20 = value -> value < 20;

printWhenLT(5, lt10);

zlaval

Supplier<String> strSupplier = () -> "Hello world";
String str = strSupplier.get();

zlaval

void effectivelyFinal() {
  int count = 10;
  Converter<Integer, String> converter = from -> String.valueOf(from * count);
  System.out.println(converter.convert(10));
  //count++;
}

zlaval

        Converter<String, Integer> fnConverter = (String from) -> Integer.valueOf(from);
        System.out.println(fnConverter.convert("10"));

        Converter<String, Integer> rfConverter = Integer::valueOf;
        System.out.println(rfConverter.convert("10"));

zlaval

        Converter<String, Integer> converter = new Converter<String, Integer>() {
            @Override
            public Integer convert(String from) {
                return Integer.valueOf(from);
            }
        };
        System.out.println(converter.convert("10"));