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Use static exception instance when a connection is closed

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This commit is contained in:
Chris Eager
2023-09-07 15:23:01 -05:00
committed by Chris Eager
parent 8348263fab
commit 92bb783cbb
2 changed files with 9 additions and 1 deletions
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7
websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProvider.java
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@@ -47,6 +47,11 @@ import java.util.concurrent.ConcurrentHashMap;
@SuppressWarnings("OptionalUsedAsFieldOrParameterType")
public class WebSocketResourceProvider<T extends Principal> implements WebSocketListener {
/**
* A static exception instance passed to outstanding requests (via {@code completeExceptionally} in
* {@link #onWebSocketClose(int, String)}
*/
public static final IOException CONNECTION_CLOSED_EXCEPTION = new IOException("Connection closed!");
private static final Logger logger = LoggerFactory.getLogger(WebSocketResourceProvider.class);
private final Map<Long, CompletableFuture<WebSocketResponseMessage>> requestMap = new ConcurrentHashMap<>();
@@ -141,7 +146,7 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
CompletableFuture<WebSocketResponseMessage> outstandingRequest = requestMap.remove(requestId);
if (outstandingRequest != null) {
outstandingRequest.completeExceptionally(new IOException("Connection closed!"));
outstandingRequest.completeExceptionally(CONNECTION_CLOSED_EXCEPTION);
}
}
}