[英]Grails named query
I have two domain classes, Alpha and Beta. 我有两个域类,Alpha和Beta。
class Beta{
String betaName
int age
}
class Alpha{
String name
static belongsTo=[creator:Beta]
static namedQueries = {
alphaByUser{ param ->
eq creator.betName,param.betaName
}
alphaByAge {param ->
eq creator.age,param
}
}
}
Now when I call for example Alpha.alphaByUser(betaUser).list() I keep getting things like: 现在,当我打电话给例如Alpha.alphaByUser(betaUser).list()时,我一直在获取类似的信息:
java.lang.NoSuchMethodException: Unknown property 'create' on class 'class org.codehaus.groovy.grails.commons.DefaultGrailsDomainClass'
Or 要么
object is not an instance of declaring class
I just can't seem to get past it... 我似乎无法摆脱...
Any suggestions? 有什么建议么?
Your criteria syntax is a bit off. 您的条件语法有些偏离。 Try this:
尝试这个:
static namedQueries = {
alphaByUser{ param ->
creator {
eq 'betName', param.betaName
}
}
}
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