[HTTPCORE-704] CharsetDecoder exception

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.1.2, 5.2-alpha2
• Fix Version/s: 5.1.3, 5.2-beta1
• Environment: OpenJDK 64-Bit Server VM Temurin-11.0.13+8
• Assignee: Unassigned
• Reporter: Dominik Derwiński
• Created: 07/Dec/21 10:56
• Updated: 02/Oct/22 14:41
• Resolved: 07/Dec/21 15:56

Description

When trying to download a file from https://lei.kdpw.pl/DownloadCFFull.aspx using async client I get an exception:

java.lang.IllegalStateException: Current state = RESET, new state = FLUSHED
	at java.base/java.nio.charset.CharsetDecoder.throwIllegalStateException(CharsetDecoder.java:989)
	at java.base/java.nio.charset.CharsetDecoder.flush(CharsetDecoder.java:672)
	at org.apache.hc.core5.http2.hpack.HPackDecoder.decodeString(HPackDecoder.java:211)
	at org.apache.hc.core5.http2.hpack.HPackDecoder.decodeLiteralHeader(HPackDecoder.java:242)
	at org.apache.hc.core5.http2.hpack.HPackDecoder.decodeHPackHeader(HPackDecoder.java:273)
	at org.apache.hc.core5.http2.hpack.HPackDecoder.decodeHeaders(HPackDecoder.java:297)
	at org.apache.hc.core5.http2.impl.nio.AbstractH2StreamMultiplexer.decodeHeaders(AbstractH2StreamMultiplexer.java:1052)
	at org.apache.hc.core5.http2.impl.nio.AbstractH2StreamMultiplexer.consumeHeaderFrame(AbstractH2StreamMultiplexer.java:1067)
	at org.apache.hc.core5.http2.impl.nio.AbstractH2StreamMultiplexer.consumeFrame(AbstractH2StreamMultiplexer.java:770)
	at org.apache.hc.core5.http2.impl.nio.AbstractH2StreamMultiplexer.onInput(AbstractH2StreamMultiplexer.java:444)
	at org.apache.hc.core5.http2.impl.nio.AbstractH2IOEventHandler.inputReady(AbstractH2IOEventHandler.java:65)
	at org.apache.hc.core5.http2.impl.nio.ClientH2IOEventHandler.inputReady(ClientH2IOEventHandler.java:39)
	at org.apache.hc.client5.http.impl.async.LoggingIOSession$1.inputReady(LoggingIOSession.java:238)
	at org.apache.hc.core5.reactor.ssl.SSLIOSession.decryptData(SSLIOSession.java:549)
	at org.apache.hc.core5.reactor.ssl.SSLIOSession.access$400(SSLIOSession.java:72)
	at org.apache.hc.core5.reactor.ssl.SSLIOSession$1.inputReady(SSLIOSession.java:172)
	at org.apache.hc.core5.reactor.InternalDataChannel.onIOEvent(InternalDataChannel.java:131)
	at org.apache.hc.core5.reactor.InternalChannel.handleIOEvent(InternalChannel.java:51)
	at org.apache.hc.core5.reactor.SingleCoreIOReactor.processEvents(SingleCoreIOReactor.java:178)
	at org.apache.hc.core5.reactor.SingleCoreIOReactor.doExecute(SingleCoreIOReactor.java:127)
	at org.apache.hc.core5.reactor.AbstractSingleCoreIOReactor.execute(AbstractSingleCoreIOReactor.java:85)
	at org.apache.hc.core5.reactor.IOReactorWorker.run(IOReactorWorker.java:44)
	at java.base/java.lang.Thread.run(Thread.java:829)

This doesn't happen in blocking client, nor when I'll force async client to use HTTP 1.