List/Grid Tag Archives: Grails

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Grails Goodness: Extending IntegrateWith Command

We can extend the integrate-with command in Grails to generate files for a custom IDE or build system. We must add a _Events.groovy file to our Grails projects and then write an implementation for the eventIntegrateWithStart event ...
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The Grails depedency injection inheritance pitfall

This blog post is about a small pitfall you should be aware of when combining dependency injection in Grails with inheritance. I think the problem is best explained with a piece of example code. So let’s look at the followin ...
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Grails Goodness: Using Groovy SQL

In a previous post we learned how we can use Hibernate native SQL queries in our Grails application. We can also execute custom SQL with Groovy SQL. We must create a new instance of groovy.sql.Sql in our code to execute SQL code. ...
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Grails Goodness: Customize Root Element Name Collections for XML Marshalling

When we convert a List or Set to XML using the Grails XML marshalling support the name of the root element is either <list> or <set>. We can change this name by extending the org.codehaus.groovy.grails.web.converters.m ...
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Grails Goodness: Cleaning Up

When we use for example the compile or war command Grails will create files and stores them by default in the project’s working directory. The location of the project working directory can be customized in our grails-app/conf/Bu ...
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Using database views in Grails

This post is a quick explanation on how to use database views in Grails. For an introduction I tried to summarize what database views are. However, I noticed I cannot describe it better than it is already done on Wikipedia. Theref ...
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Grails: Using Hibernate Filters

The Grails Hibernate Filters plugin makes it possible to use Hibernate Filters with GORM. Hibernate Filters provide additional restriction rules that can be applied to classes and collections. The Hibernate Filters plugin makes it ...
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Automatically converting password hashes in Grails spring-security-core

I was looking at this Stack Overflow question about converting password hashes and realized that it’s possible and rather convenient when using the spring-security-core plugin to automate the process. To start, we’ll need a Pa ...
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Grails Goodness: Generating Raw Output with Raw Codec

Since Grails 2.3 all ${} expression output is automatically escaped on GSPs. This is very useful, because user input is now escaped and any HTML or JavaScript in the input value is escaped and not interpreted by the browser as HTM ...
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Grails Goodness: Namespace Support for Controllers

In a Grails application we can organize our controllers into packages, but if we use the same name for multiple controllers, placed in different packages, then Grails cannot resolve the correct controller name. Grails ignores the ...
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