Class SecureLookupSupplier

java.lang.Object
jdk.dynalink.SecureLookupSupplier
Direct Known Subclasses:
CallSiteDescriptor

public class SecureLookupSupplier extends Object
Encapsulates a MethodHandles.Lookup object.
API Note:
SecureLookupSupplier provided a way in older JDK releases to guard access to a MethodHandles.Lookup object when running with a security manager set.
Since:
9
  • Field Details

    • GET_LOOKUP_PERMISSION_NAME

      public static final String GET_LOOKUP_PERMISSION_NAME
      The name of a runtime permission required to successfully invoke the getLookup() method.
      See Also:
  • Constructor Details

    • SecureLookupSupplier

      public SecureLookupSupplier(MethodHandles.Lookup lookup)
      Creates a new secure lookup supplier for the given lookup.
      Parameters:
      lookup - the lookup to secure. Can not be null.
      Throws:
      NullPointerException - if null is passed.
  • Method Details

    • getLookup

      public final MethodHandles.Lookup getLookup()
      Returns the lookup secured by this SecureLookupSupplier.
      Returns:
      the lookup secured by this SecureLookupSupplier.
    • getLookupPrivileged

      protected final MethodHandles.Lookup getLookupPrivileged()
      Returns the lookup secured by this SecureLookupSupplier.
      Returns:
      same as returned value of getLookup().