I have a buffer pool implementation which basically provides pre-allocated ByteBuffer objects via allocate()/release() API. In order to detect the cas ...
I have a buffer pool implementation which basically provides pre-allocated ByteBuffer objects via allocate()/release() API. In order to detect the cas ...
I am implementing a feature that reports an error when instances of my Java class are discarded before being "used" (for simplicity, we can define bei ...
I am trying to clean a native resource when it is not accessible anymore. That resource provides a method to clean allocated resources (memory, thread ...
I am implementing a locking service in a distributed system using Mysql GET_LOCK. Upon calling my getLock() method, if a lock is obtained by a client, ...
They both can be used for cleanup, there is almost no guarantees, but PR requires more harness coding. So, having two options, why exactly I have to p ...
From javadoc: Unlike soft and weak references, phantom references are not automatically cleared by the garbage collector as they are enqueued. An ...
I decided to continue https://stackoverflow.com/a/41998907/2674303 in a separated topic. Let's consider following example: Java 11 prints followin ...
PhantomReference java doc for java 8 and less looks like this: Phantom reference objects, which are enqueued after the collector determines that t ...
The documentation for Soft-, Weak- and PhantomReferences all include a line simiar to the following (taken from PhantomReference): At that time it ...
I have a shared resource for which I would like to know how many other objects are still using this resource. To do this I would like to use PhantomRe ...
What does referent mean in java language? I came across this word while reading about phantom references in java but it was not explained there, just ...
I've been reading this article about PhantomReference https://www.baeldung.com/java-phantom-reference and simplified sample code found there: Here ...
I need some solution that will help me tell for a some methods, in a case like this: if this method has ended or if obj is unreachable (which will ...
I am leaning phantom reference ,and I got confused how is a phantom reference enqueued when the referent is being garbage-collected. Here is my code ...
As Hans Boehm in the Google I/O '17 talk "How to Manage Native C++ Memory in Android" suggests I use the PhantomReferenceclass to ensure native peers ...
I see that the java doc says that the clear method clears this reference object. I don't understand the meaning of this. Does this clear from the me ...
Javadoc 8 for PhantomReference states: Phantom references are most often used for scheduling pre-mortem cleanup actions in a more flexible way tha ...
Java allow to write: At this case new Object() will be collected? As I understand, phantom reference is alternative of finalize() method usage. A ...
I try to understand class ReferenceQueue It is optional constructor argument for and Also it is mandatory argument for PhantomReference. Acco ...
I am slightly confused with the usage of phantom references. I read that when Object which only has Phantom reference pointing them can be collected w ...