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Playing with Grails application configuration

Roman Mackovcak — Wed, 22 Apr 2009 19:48:55 +0000

This small tutorial will show how to create a configuration file and how to manage configuration of your Grails application. It will show how to Access configuration parameters Create external configuration Configure Spring for different environments Create a new environment Accessing configuration parameters The configuration of Grails is stored in grails-app/conf directory. Parameters are stored in configuration files in “plain text [...]

Configuration and usage of Gldapo in a Grails project

Roman Mackovcak — Mon, 09 Feb 2009 22:22:20 +0000

Configuration and usage of Gldapo in a Grails project Gldapo is a groovy library for object oriented LDAP access. “The Gldapo is to LDAP what GORM is to SQL”. Gldapo is packaged in Grails LDAP plugin, its installation is easy. In the root of your Grails project run command: grails install-plugin ldap Configuration The Gldapo is configured in the [...]

Grails RichUI - Incorrect international characters of the month names

Roman Mackovcak — Thu, 15 Jan 2009 22:58:22 +0000

I am working on a small project and I decided to use RichUI plugin do display a timeline. The plugin is just great and working like a charm. If you want to try it, this tutorial is a very good one. The english version works perfectly, but I have found a small bug in the [...]

Web services in Grails

Roman Mackovcak — Tue, 04 Nov 2008 19:40:30 +0000

This article summarizes my experience with web services in Grails (and also Groovy). It will focus the on client side – consuming web services. If you are looking for server size – providing services, you can use plugins like Metro or XFire. Options Once you want to create a web service client in pure groovy, you [...]

String similarity detection

Roman Mackovcak — Mon, 15 Sep 2008 13:01:22 +0000

I was looking for a simple string similarity detection algorithm and I did find the one on CatalySoft. Since I like it and I found it useful, I did create a groovy equivalent of it. Here is the code: public class LetterPairSimilarity { /** @return an array of adjacent letter pairs contained in the input [...]

Modalbox in Grails

Roman Mackovcak — Tue, 12 Aug 2008 21:20:19 +0000

There is a nice and handy javascript library for creating kind of a modal “window”, similar to the famous lightbox. Here are few lines of code to make it running in a Grails application Installation First of all, you have to download the library. The easiest way is to install a plugin modalbox grails install-plugin modalbox There [...]

Grails: internationalization in the service

Roman Mackovcak — Thu, 07 Aug 2008 20:00:37 +0000

Today I spent some time by creation of localized messages in a service. Here is a small tutorial. 1. Create your service grails create-service Local 2. Add a messageSource variable to your new service class LocalService { def messageSource } 3. Use it in a service method // Initialize parameters Object[] testArgs = {} def msg = messageSource.resolveCode("message.code.to.translate", new java.util.Locale("EN")).format(testArgs) 4. Finally edit the [...]

Monitoring number of SQL queries in MySQL

Roman Mackovcak — Thu, 17 Jul 2008 22:44:25 +0000

I have created a new application in Grails and surprisingly, in production environment it was slower than on my laptop. Production administrator found that my application generate too many SQL queries. The delay was caused by network latency. So, I had to find a way how to monitor number of SQL queries on MySQL server. For [...]

Live fulltext search in Ruby on Rails

Roman Mackovcak — Wed, 09 Jul 2008 22:13:02 +0000

Some time ago I promised to create a small tutorial about live fulltext search. A fulltext search, that gives you results as you type. Ingredients: Ruby on rails ferret gem (gem install ferret) acts_as_ferret gem (gem install acts_as_ferret) auto_complete plugin (from the application root: ruby script/plugin install auto_complete) What we will do Create an empty application – simple book database Add fulltext search [...]

Bootstrapping Grails integration tests

Roman Mackovcak — Wed, 18 Jun 2008 14:54:29 +0000

It is quite easy to prepare test environment the same as the development one. Just use Bootstrap. class BootstrappedTests extends GroovyTestCase { void testBootstrap() { new BootStrap().init(null) assert MyDomain.count() == 5 // Perform your tests here } }