Package org.apache.openjpa.conf

Interface CacheMarshaller.ValidationPolicy

  • All Known Implementing Classes:
    OpenJPAVersionAndConfigurationTypeValidationPolicy
    Enclosing interface:
    CacheMarshaller
    public static interface CacheMarshaller.ValidationPolicy
    Validation policies are responsible for computing whether or not a cached data structure is valid for the current context.

    getValidCachedData(getCacheableData(o), conf) should return an object equivalent to o in the expected case.

    Implementations of this class will often also implement Configurable in order to receive the current Configuration.

    • Method Detail

      • getValidData

        java.lang.Object getValidData​(java.lang.Object o)
        Returns an object that this policy considers to be valid, based on o. If o is not valid, this method will return null.

      • getCacheableData

        java.lang.Object getCacheableData​(java.lang.Object o)
        Return an object that the CacheMarshaller should store.