Package com.im.ijc.core.api.util

Class LookupProviders

  • public final class LookupProviders
extends java.lang.Object
    Helper class for Lookup.Provider.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <T> T lookup​(java.lang.Object obj, java.lang.Class<T> clazz)
      If obj implements Lookup.Provider look up an instance of a given clazz from the lookup.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • lookup

        public static <T> T lookup​(java.lang.Object obj,
                           java.lang.Class<T> clazz)
        If obj implements Lookup.Provider look up an instance of a given clazz from the lookup. Otherwise try to cast to the given clazz. If that fails return null.
        Type Parameters:
        T - service type
        Parameters:
        obj - object with service
        clazz - service type
        Returns:
        instance of service or null