Do I ever need to explicitly flush GORM save calls in grails? In short Yes!, if you want to use the object immediately as you are doing in your code. I faced same problem, so this is the picture I got after reading some refs. This is hibernate session issue. Hibernate session is created when … Read more
Grails Version >= 2.3 A setting in Config.groovy defines the date formats which will be used application-wide when binding params to a Date grails.databinding.dateFormats = [ ‘MMddyyyy’, ‘yyyy-MM-dd HH:mm:ss.S’, “yyyy-MM-dd’T’hh:mm:ss’Z'” ] The formats specified in grails.databinding.dateFormats will be attempted in the order in which they are included in the List. You can override these application-wide … Read more
As of the latest releases: Java for Mac OS X 10.6 Update 3 Java for Mac OS X 10.5 Update 8 Apple has moved things around a bit. To quote the Apple Java guy on the java-dev mailing list: System JVMs live under /System/Library/… These JVMs are only provided by Apple, and there is only … Read more
Rails and Grails are both excellent frameworks with their current releases. You really can’t go wrong with either. Here are some things I find interesting about them though: Rails Rails (Ruby) does not scale as well as Grails (Groovy). You will need more horsepower to run your application. This isn’t a big deal at all … Read more
Hates_ criteria answer didn’t seem to work for me; putting “last,first” in order will only cause exceptions saying, “Property ‘last,first’ not found”. To order on two fields, you can do the following: def c = MyDomain.createCriteria() def results = c.list { and{ order(‘last’,’desc’) order(‘first’,’desc’) } }
To summarize the various levels at which the codec can be applied: Set Config.groovy’s grails.views.default.codec=”html” to get HTML escaping by default on all ${expressions} in the application. Then when you want to default a whole page back to none, use the directive: <%@page defaultCodec=”none” %> or <%@ defaultCodec=”none” %> To disable HTML encoding for one … Read more
Instead of things.sort{-it.dtCreated} you might try things.sort{a,b-> b.dtCreated<=>a.dtCreated} reverse() does nothing because it creates a new list instead of mutating the existing one. things.sort{it.dtCreated} things.reverse(true) should work things = things.reverse() as well.
This will be possible in 2.2 which should be released this week or next. See http://jira.grails.org/browse/GRAILS-5520 for the relevant feature request. The syntax will be static mapping = { name defaultValue: “‘Cash'” } For now you’ll need to do what you’re doing – set the value as the default value of the field. You can … Read more
Normally you use the statement String userHome = System.getProperty( “user.home” ); to get the home directory of the user on any platform. See the method documentation for getProperty to see what else you can get. There may be access problems you might want to avoid by using this workaround (Using a security policy file)
getAll is an enhanced version of get that takes multiple ids and returns a List of instances. The list size will be the same as the number of provided ids; any misses will result in a null at that slot. See http://grails.org/doc/latest/ref/Domain%20Classes/getAll.html findAll lets you use HQL queries and supports pagination, but they’re not limited … Read more