def results = Book.withCriteria {
def now = new Date()
between('releaseDate', now-7, now)
like('title', '%Groovy%')
}withCriteria
Purpose
Allows inline execution of Criteria queries. See the createCriteria method for reference.
Return value
If no matching records are found, an empty List is returned.
If a projection is specified:
-
returns a single value if it only contains one field
-
a List in case there are multiple fields in the projection
Otherwise, it will return a List of matched instances of the class calling withCriteria.
Examples
Description
The withCriteria method allows the inline definition of Criteria. Arguments to the [http://grails.github.io/grails-data-mapping/latest/api/grails/orm/HibernateCriteriaBuilder.html] can be passed as the first parameter:
def book = Book.withCriteria(uniqueResult: true) {
def now = new Date()
between('releaseDate', now-7, now)
like('title', '%Groovy%')
}Parameters:
-
arguments(optional) - A map of named arguments to be set on the Criteria instance -
closure- A closure that defines the criteria