Module org.postgresql.pljava.internal

Package org.postgresql.pljava.internal

Class DualState.ListHead

java.lang.Object

java.lang.ref.Reference<String>

java.lang.ref.WeakReference<String>

org.postgresql.pljava.internal.DualState<String>

org.postgresql.pljava.internal.DualState.ListHead

Direct Known Subclasses:

LifespanImpl

Enclosing class:

DualState<T>

public abstract static class DualState.ListHead
extends DualState<String>

An otherwise nonfunctional DualState subclass whose instances only serve as list headers in per-lifespan lists of instances.

Implementations of Lifespan extend this.

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

Constructors

Modifier	Constructor	Description
protected	ListHead()	Construct a ListHead instance.

Method Summary

Modifier and Type	Method	Description
protected void	lifespanRelease()	Walk the chain of objects owned by this lifespan, signaling their release from native code.

Methods inherited from class org.postgresql.pljava.internal.DualState

adoptionLock, adoptionUnlock, clear, enqueue, get, identifierForMessage, invalidMessage, invalidSqlState, javaStateReleased, javaStateUnreachable, lock, m, nativeStateReleased, pin, pinned, pinnedByCurrentThread, pinnedNoChecked, pinUnlessReleased, referent, releasedMessage, releasedSqlState, releaseFromJava, toString, toString, unlessReleased, unlock, unlock, unpin

Methods inherited from class java.lang.ref.Reference

clone, isEnqueued, reachabilityFence, refersTo

Methods inherited from class java.lang.Object

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

Constructor Details

ListHead

protected ListHead()

Construct a ListHead instance.

The instance must be a concrete subtype of Lifespan.

Method Details

lifespanRelease

protected void lifespanRelease()

Walk the chain of objects owned by this lifespan, signaling their release from native code.