Groovy Goodness: Lazy Initialization of Properties - Messages from mrhaki



Groovy Goodness: Lazy Initialization of Properties - Messages from mrhaki

Sometimes we want the value of a property only to be calculated on first use. The calculation of the value can be time consuming or requires a lot of resources. In Groovy we can use the @Lazy transformation to define a property we want to be initialized lazily. The value is not calculated or assigned until the value is requested. The transformation also allows a soft parameter. This defines the field as soft reference.

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