eungju’s gists

eungju / DeploymentEnvironment.kt

Last active April 1, 2024 14:01

Kotlin Embedded Config

	open class DeploymentEnvironment<T : Any>(
	val base: T,
	vararg val profiles: Pair<String, (T) -> T>
	) {
	companion object {

	fun <T : Any> config(clazz: Class<T>, name: String, profiles: Iterable<String> = emptyList()): T {
	return (Class.forName(clazz.`package`.name + "." + name).kotlin.objectInstance as DeploymentEnvironment<T>)
	.config(profiles)
	}

eungju / I18n.kt

Last active March 28, 2024 14:19

Simple i18n

	interface I18n {
	fun localized(languageTag: String): Localized

	interface Localized {
	fun text(key: String, args: Map<String, Any>): String

	fun text(key: String): String = text(key, emptyMap())
	}
	}

eungju / Hints for Computer System Design.html

Last active April 28, 2023 01:00

Hints for Computer System Design

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<meta name="generator" content="pandoc">
	<title></title>
	<style type="text/css">code{white-space: pre;}</style>
	<!--[if lt IE 9]>
	<script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script>
	<![endif]-->

eungju / ct_fsnotify.go

Last active March 14, 2024 07:13

Go Continuous Testing

	package main

	import (
	"fmt"
	"log"
	"os"
	"os/exec"
	"time"

	"github.com/fsnotify/fsnotify"

eungju / BulkheadInterceptor.kt

Created September 9, 2021 05:56

OkHttp 지표 수집과 장애 격리

	import io.github.resilience4j.bulkhead.Bulkhead
	import okhttp3.Interceptor
	import okhttp3.Response

	class BulkheadInterceptor(private val bulkhead: Bulkhead) : Interceptor {
	override fun intercept(chain: Interceptor.Chain): Response =
	bulkhead.executeCallable { chain.proceed(chain.request()) }
	}

eungju / RestdocsDsl.kt

Last active July 2, 2022 14:06

Spring REST Docs Kotlin DSL

	import org.springframework.restdocs.headers.HeaderDescriptor
	import org.springframework.restdocs.headers.HeaderDocumentation
	import org.springframework.restdocs.mockmvc.MockMvcRestDocumentation
	import org.springframework.restdocs.operation.preprocess.Preprocessors.preprocessResponse
	import org.springframework.restdocs.operation.preprocess.Preprocessors.prettyPrint
	import org.springframework.restdocs.payload.FieldDescriptor
	import org.springframework.restdocs.payload.PayloadDocumentation
	import org.springframework.restdocs.payload.SubsectionDescriptor
	import org.springframework.restdocs.request.ParameterDescriptor
	import org.springframework.restdocs.request.RequestDocumentation

eungju / FixZipkinV2Reporter.kt

Last active June 13, 2021 04:46

jaeger-zipkin이 객체의 private 필드에 접근하지 않게 한다.

	import com.google.gson.Gson
	import com.google.gson.GsonBuilder
	import io.jaegertracing.zipkin.internal.V2SpanConverter
	import java.lang.reflect.Field
	import java.lang.reflect.Modifier
	import java.lang.invoke.MethodHandles
	import java.lang.invoke.VarHandle

	class FixZipkinV2Reporter(gson: Gson = PRIVACY_RESPECTING_GSON) {
	init {

eungju / BulkheadClientInterceptor.kt

Last active March 19, 2025 02:13

resilience4j-grpc

	import io.github.resilience4j.bulkhead.Bulkhead
	import io.github.resilience4j.bulkhead.utils.BulkheadUtils
	import io.grpc.CallOptions
	import io.grpc.Channel
	import io.grpc.ClientCall
	import io.grpc.ClientInterceptor
	import io.grpc.ClientInterceptors
	import io.grpc.ForwardingClientCallListener
	import io.grpc.Metadata
	import io.grpc.MethodDescriptor

eungju / TRawHttpSocket.java

Last active May 11, 2018 00:58

RawHTTP libthrift TTransport

	import com.athaydes.rawhttp.core.EagerBodyReader;
	import com.athaydes.rawhttp.core.EagerHttpResponse;
	import com.athaydes.rawhttp.core.MethodLine;
	import com.athaydes.rawhttp.core.RawHttp;
	import com.athaydes.rawhttp.core.RawHttpHeaders;
	import com.athaydes.rawhttp.core.RawHttpRequest;
	import org.apache.thrift.transport.TTransport;
	import org.apache.thrift.transport.TTransportException;
	import org.slf4j.Logger;
	import org.slf4j.LoggerFactory;

eungju / CircuitBreakerMetrics.kt

Last active April 12, 2018 13:59

Timeout CircuitBreaker

	interface CircuitBreakerMetrics {
	fun executionCompleted(name: String, latency: Double) = Unit
	}

Park Eungju eungju