Package org.postgresql.pljava.internal
Class DualState.SingleSPIfreetuptable<T>
java.lang.Object
java.lang.ref.Reference<T>
java.lang.ref.WeakReference<T>
org.postgresql.pljava.internal.DualState<T>
org.postgresql.pljava.internal.DualState.SingleGuardedLong<T>
org.postgresql.pljava.internal.DualState.SingleSPIfreetuptable<T>
public abstract static class DualState.SingleSPIfreetuptable<T>
extends DualState.SingleGuardedLong<T>
A
DualState
subclass whose only native resource releasing action
needed is SPI_freetuptable
of a single pointer.-
Nested Class Summary
Nested classes/interfaces inherited from class org.postgresql.pljava.internal.DualState
DualState.BBHeapFreeTuple<T>, DualState.ListHead, DualState.Pinned, DualState.SingleDeleteGlobalRefP<T>, DualState.SingleFreeErrorData<T>, DualState.SingleFreeTupleDesc<T>, DualState.SingleGuardedBB<T>, DualState.SingleGuardedLong<T>, DualState.SingleHeapFreeTuple<T>, DualState.SingleMemContextDelete<T>, DualState.SinglePfree<T>, DualState.SingleSPIcursorClose<T>, DualState.SingleSPIfreeplan<T>, DualState.SingleSPIfreetuptable<T>
-
Constructor Summary
ModifierConstructorDescriptionprotected
SingleSPIfreetuptable
(T referent, Lifespan span, long fttTarget) -
Method Summary
Modifier and TypeMethodDescriptionReturn aprintf
format string resembling"%s something(%x)"
where the%x
will be the value being guarded; the "something" should indicate what the value represents, or what will be done with it when released by Java.protected void
javaStateUnreachable
(boolean nativeStateLive) When the Java state is released or unreachable, anSPI_freetuptable
call is made so the native memory is released without having to wait for release of its containing context.Methods inherited from class org.postgresql.pljava.internal.DualState.SingleGuardedLong
guardedLong, toString
Methods inherited from class org.postgresql.pljava.internal.DualState
adoptionLock, adoptionUnlock, clear, enqueue, get, identifierForMessage, invalidMessage, invalidSqlState, javaStateReleased, lock, m, nativeStateReleased, pin, pinned, pinnedByCurrentThread, pinnedNoChecked, pinUnlessReleased, referent, releasedMessage, releasedSqlState, releaseFromJava, toString, unlessReleased, unlock, unlock, unpin
Methods inherited from class java.lang.ref.Reference
clone, isEnqueued, reachabilityFence, refersTo
-
Constructor Details
-
SingleSPIfreetuptable
-
-
Method Details
-
formatString
Description copied from class:DualState.SingleGuardedLong
Return aprintf
format string resembling"%s something(%x)"
where the%x
will be the value being guarded; the "something" should indicate what the value represents, or what will be done with it when released by Java.- Overrides:
formatString
in classDualState.SingleGuardedLong<T>
-
javaStateUnreachable
protected void javaStateUnreachable(boolean nativeStateLive) When the Java state is released or unreachable, anSPI_freetuptable
call is made so the native memory is released without having to wait for release of its containing context.- Overrides:
javaStateUnreachable
in classDualState<T>
- Parameters:
nativeStateLive
- true is passed if the instance's "native state" is still considered live, that is, no lifespan callback has been invoked to stamp it invalid (nor has it been "adopted").
-