leewin12’s gists

leewin12 / gist:5956083

Last active December 19, 2015 12:39

Play2 post json string and return its value

	case class TestObj(name: String, msg: String)

	def insertMulti() = Action {
	implicit req =>
	// parse posted json objs
	val json = req.body.asJson.getOrElse(JsNull)
	val objs = json.as[List[JsValue]].map {
	json => Json.reads[TestObj].reads(json).get
	}
	// return what we got as json string

leewin12 / gist:6505726

Created September 10, 2013 06:36

org.bouncycastle + maven shade

	<?xml version="1.0" encoding="UTF-8"?>
	<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>com.x</groupId>
	<artifactId>y</artifactId>
	<name>z</name>
	<packaging>jar</packaging>
	<version>1.0.0</version>
	<properties>

leewin12 / HibernateLazyIdUtil

Last active October 15, 2019 22:46

Safely get Id from Hibernate Lazy Object

	import org.hibernate.proxy.HibernateProxy;
	import org.hibernate.proxy.LazyInitializer;

	import com.ngr.api.model.BaseModel;

	/**
	*
	* public interface BaseModel<T> {
	* public T getId();
	* }

leewin12 / split_str.sql

Last active August 29, 2015 13:56 — forked from mikedamage/split_str.sql

MySQL Split User-defined function

	-- SPLIT_STR MySQL Function
	-- from http://blog.fedecarg.com/2009/02/22/mysql-split-string-function/

	CREATE FUNCTION SPLIT_STR(
	x VARCHAR(255),
	delim VARCHAR(12),
	pos INT
	)
	RETURNS VARCHAR(255)
	-- use CHAR_LENGTH instead of LENGTH to support utf8

leewin12 / OneLineJsonSlurper.groovy

Last active August 29, 2015 14:07

Just I try to make it a line.

	import groovy.json.JsonSlurper
	new JsonSlurper() {
	jsonSlurper -> new File('/Users/gregory/be.json').text.split('\n').collect { jsonSlurper.parseText(it).accountId }.unique().each { println it }
	}

leewin12 / .htaccess

Last active August 29, 2015 14:08

private IP range config for apache

leewin12 / asyncHttpClient.groovy

Created January 5, 2015 10:09

Groovy AsyncHttpClient

	@Grab(group='org.codehaus.groovy.modules.http-builder', module='http-builder', version='0.7.1')

	import groovyx.net.http.AsyncHTTPBuilder
	import groovyx.net.http.URIBuilder
	import static groovyx.net.http.Method.POST
	import static groovyx.net.http.ContentType.TEXT
	import groovy.json.JsonSlurper


	def http = new AsyncHTTPBuilder( poolSize:100 )

leewin12 / AsyncHttpClient.java

Last active October 11, 2022 07:57

AsyncHttpClient based on Apache HttpClient4.3.5 and Apache Commons-IO 2.4

	package util;

	import org.apache.commons.io.IOUtils;
	import org.apache.http.client.ResponseHandler;
	import org.apache.http.client.config.CookieSpecs;
	import org.apache.http.client.config.RequestConfig;
	import org.apache.http.client.methods.HttpUriRequest;
	import org.apache.http.impl.client.CloseableHttpClient;
	import org.apache.http.impl.client.DefaultHttpRequestRetryHandler;
	import org.apache.http.impl.client.HttpClients;

leewin12 / LoggingConfig.groovy

Created March 20, 2015 04:03

Grails 2.4.4 logging with multi environment

	// log4j configuration
	log4j = {
	appenders {
	console name: 'stdout', encoder: pattern(conversionPattern: "%d{ISO8601} %p %c{2} %m%n")
	appender new DailyRollingFileAppender(
	name: 'rollingFileAppender',
	file: "logs/cola.log", append: true, datePattern: "'.'yyMMdd",
	layout: pattern(conversionPattern: "%d{ISO8601} %p %c{2} %m%n")
	)
	}

leewin12 / find_dead.sh

Created August 19, 2016 08:30

check dead ip(or hostname) using shell ping

	# !/bin/bash
	# ips: ip list file
	# ./find_dead.sh > dead.log
	# cat dead.log \| grep -v ttl \| awk '{ print $1 }'
	IPS=`cat ips`

	for i in $IPS; do
	CODE=`ping -c 1 $i `
	echo $i $CODE
	done

greg.lee leewin12