Services in Grails and their Transactional behaviour

by Neeraj Bhatt | Apr 5, 2014 | Grails, Grails 2.3.0 | Last updated at July 24, 2020

Services are the place in the grails where we write all our data persistence code and business logic. So it is important that these services should be Transactional and they are. By default all the services in the grails are Transactional, it means all the data...

4 Apr, 14

Shortest way to send all the parameters from GSP to action

by Manish Bharti | Apr 4, 2014 | Grails, Grails 2.3.0, GSP | Last updated at July 15, 2020

Following is a way I generally use to pass the parameters from GSP to action <g:link controller="myController" action="MyAction" params="[key1: val1, key2: val2]">Link</g:link> but when number of parameters...

13 Mar, 14

Integrate PostgreSQL with Grails

by Vivek Sadh | Mar 13, 2014 | Grails, Grails 2.3.0 | Last updated at July 24, 2020

In my current Grails project I am using PostgreSQL database so I just wanted to share the method to integrate PostgreSQL with Grails project. Step 1: Install PostgreSQL on Linux To install postgreSql use this command:- sudo apt-get install postgresql The default...

10 Nov, 13

Grails global beforeInsert and beforeUpdate

by Manish Bharti | Nov 10, 2013 | Grails, Grails 2.3.0 | Last updated at July 24, 2020

Grails domain classes has beforeInsert and beforeUpdate method that get fired before domain object is going to saved or updated respectively. class Person { def securityService String name Date signupDate String lastUpdatedBy def beforeInsert() { signupDate = new...

24 Oct, 13

grails groovy collectReplacements: replace characters with given strings

by Manish Bharti | Oct 24, 2013 | Grails, Grails 2.3.0, Groovy | Last updated at August 26, 2020

While searching something on net I found an interesting method of groovy collectReplacements. This method iterate through the string character by character and replace the matching character with the given string. This method take closure as an argument. [php]assert...

21 Oct, 13

First and last instance of grails domain class

by Manish Bharti | Oct 21, 2013 | Grails, Grails 2.3.0 | Last updated at July 24, 2020

Grails 2.x provide methods to retrieves the first and last instance of the domain class. User.first() User.last() Here we can pass name of the property to sort by. User.first('username') User.last('username') or User.first([sort: 'username']) User.first(sort:...

Services in Grails and their Transactional behaviour

Shortest way to send all the parameters from GSP to action

Integrate PostgreSQL with Grails

Grails global beforeInsert and beforeUpdate

grails groovy collectReplacements: replace characters with given strings

First and last instance of grails domain class

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