Done: https://github.com/apache/commons-collections/pull/51 Could you please take a look at this PR? On Thu, 6 Sep 2018 at 03:17, Gary Gregory <garydgreg...@gmail.com> wrote: > > Hi, > > Your best shot would be to submit a PR on GitHub which includes a unit test > that exercises the new code. > > https://github.com/apache/commons-collections > > Thank you, > Gary > > On Wed, Sep 5, 2018 at 10:12 AM Maxim Solodovnik <solomax...@gmail.com> > wrote: > > > Would it be possible to modify the code of AbstractReferenceMap.java as > > follows? > > > > > > diff --git > > > > a/src/main/java/org/apache/commons/collections4/map/AbstractReferenceMap.java > > > > b/src/main/java/org/apache/commons/collections4/map/AbstractReferenceMap.java > > index 0eda632f..81f60b4b 100644 > > --- > > > > a/src/main/java/org/apache/commons/collections4/map/AbstractReferenceMap.java > > +++ > > > > b/src/main/java/org/apache/commons/collections4/map/AbstractReferenceMap.java > > @@ -400,13 +400,15 @@ public abstract class AbstractReferenceMap<K, V> > > extends AbstractHashedMap<K, V> > > HashEntry<K, V> previous = null; > > HashEntry<K, V> entry = data[index]; > > while (entry != null) { > > - if (((ReferenceEntry<K, V>) entry).purge(ref)) { > > + ReferenceEntry<K, V> refEntry = (ReferenceEntry<K, V>) entry; > > + if (refEntry.purge(ref)) { > > if (previous == null) { > > data[index] = entry.next; > > } else { > > previous.next = entry.next; > > } > > this.size--; > > + refEntry.onPurge(); > > return; > > } > > previous = entry; > > @@ -721,12 +723,15 @@ public abstract class AbstractReferenceMap<K, V> > > extends AbstractHashedMap<K, V> > > throw new Error(); > > } > > > > + protected void onPurge() { > > + } > > + > > /** > > * Purges the specified reference > > * @param ref the reference to purge > > * @return true or false > > */ > > - boolean purge(final Reference<?> ref) { > > + protected boolean purge(final Reference<?> ref) { > > boolean r = parent.keyType != ReferenceStrength.HARD && key == > > ref; > > r = r || parent.valueType != ReferenceStrength.HARD && value > > == ref; > > if (r) { > > @@ -1073,4 +1078,17 @@ public abstract class AbstractReferenceMap<K, V> > > extends AbstractHashedMap<K, V> > > protected boolean isKeyType(final ReferenceStrength type) { > > return this.keyType == type; > > } > > + > > + /** > > + * Provided protected read-only access to the value type. > > + * @param type the type to check against. > > + * @return true if valueType has the specified type > > + */ > > + protected boolean isValueType(final ReferenceStrength type) { > > + return this.valueType == type; > > + } > > + > > + public boolean isPurgeValues() { > > + return purgeValues; > > + } > > } > > > > > > On Mon, 3 Sep 2018 at 20:08, Maxim Solodovnik <solomax...@gmail.com> > > wrote: > > > > > Thanks a lot for the answer, > > > > > > OpenJPA ReferenceHashMap overrides purge method to be able to call > > > custom methods keyExpired/valueExpired [1] > > > I see no way to migrate this code without massive copy/paste or > > reflection > > > ... > > > > > > Maybe you can suggest something? > > > Or maybe commons-collections API can be enhanced so this task will be > > > trivial :) > > > > > > > > > > > https://github.com/apache/openjpa/blob/trunk/openjpa-lib/src/main/java/org/apache/openjpa/lib/util/ReferenceHashMap.java#L138 > > > > > > On Mon, 3 Sep 2018 at 20:03, Julio Oliveira > > > <julio.julioolive...@gmail.com> wrote: > > > > > > > > What is realy your problem??.. > > > > > > > > On Sat, Sep 1, 2018, 5:46 AM Maxim Solodovnik <solomax...@gmail.com> > > > wrote: > > > > > > > > > Hello, > > > > > > > > > > I'm trying to migrate code of Apache OpenJPA from commons-collections > > > > > to commons-collections4 > > > > > > > > > > The only real issue so far with migrating this class > > > > > > > > > > > > > > > https://github.com/apache/openjpa/blob/trunk/openjpa-lib/src/main/java/org/apache/openjpa/lib/util/ReferenceHashMap.java#L112 > > > > > > > > > > code of commons-collections4 is more restrictive could you please > > > > > suggest how custom purge can be implemented? > > > > > > > > > > -- > > > > > WBR > > > > > Maxim aka solomax > > > > > > > > > > --------------------------------------------------------------------- > > > > > To unsubscribe, e-mail: user-unsubscr...@commons.apache.org > > > > > For additional commands, e-mail: user-h...@commons.apache.org > > > > > > > > > > > > > > > > > > > > > > -- > > > WBR > > > Maxim aka solomax > > > > > > > > > -- > > WBR > > Maxim aka solomax > >
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