Groovy @Vetoable 的用法

2015/12/14 42528

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import java.beans.*
import groovy.beans.Vetoable
 
class Trumpetist {
    @Vetoable String name
}
 
def me = new Trumpetist()
me.vetoableChange = { PropertyChangeEvent pce ->
    if (pce.newValue.contains('z'))
        throw new PropertyVetoException("The letter 'z' is not allowed in name", pce)
}
 
me.name = "asd"
me.name = "z"