rschmitt commented on a change in pull request #309:
URL:
https://github.com/apache/httpcomponents-client/pull/309#discussion_r655653290
##########
File path:
httpclient5/src/main/java/org/apache/hc/client5/http/impl/io/PoolingHttpClientConnectionManager.java
##########
@@ -329,7 +331,22 @@ public synchronized ConnectionEndpoint get(
@Override
public boolean cancel() {
- return leaseFuture.cancel(true);
+ if (cancelled.compareAndSet(false, true)) {
+ final boolean result = leaseFuture.cancel(true);
+ if (!result) {
+ // The lease request has already completed
successfully and cannot be cancelled
+ try {
+ final PoolEntry<HttpRoute,
ManagedHttpClientConnection> poolEntry = leaseFuture.get(1,
TimeUnit.MILLISECONDS);
Review comment:
I'd prefer to see `leaseFuture.get(0, TimeUnit.MILLISECONDS)` here, by
way of asserting that this call should not block
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