private void close(ErrorCode connectionCode, ErrorCode streamCode) throws IOException {
assert (!Thread.holdsLock(this));
IOException thrown = null;
try {
shutdown(connectionCode);
} catch (IOException e) {
thrown = e;
}
SpdyStream[] streamsToClose = null;
Ping[] pingsToCancel = null;
synchronized (this) {
if (!streams.isEmpty()) {
streamsToClose = streams.values().toArray(new SpdyStream[streams.size()]);
streams.clear();
setIdle(false);
}
if (pings != null) {
pingsToCancel = pings.values().toArray(new Ping[pings.size()]);
pings = null;
}
}
if (streamsToClose != null) {
for (SpdyStream stream : streamsToClose) {
try {
stream.close(streamCode);
} catch (IOException e) {
if (thrown != null) thrown = e;
}
}
}
if (pingsToCancel != null) {
for (Ping ping : pingsToCancel) {
ping.cancel();
}
}
try {
frameReader.close();
} catch (IOException e) {
thrown = e;
}
try {
frameWriter.close();
} catch (IOException e) {
if (thrown == null) thrown = e;
}
if (thrown != null) throw thrown;
}
@Override
protected void execute() {
ErrorCode connectionErrorCode = ErrorCode.INTERNAL_ERROR;
ErrorCode streamErrorCode = ErrorCode.INTERNAL_ERROR;
try {
if (!client) {
frameReader.readConnectionPreface();
}
while (frameReader.nextFrame(this)) {}
connectionErrorCode = ErrorCode.NO_ERROR;
streamErrorCode = ErrorCode.CANCEL;
} catch (IOException e) {
connectionErrorCode = ErrorCode.PROTOCOL_ERROR;
streamErrorCode = ErrorCode.PROTOCOL_ERROR;
} finally {
try {
close(connectionErrorCode, streamErrorCode);
} catch (IOException ignored) {
}
Util.closeQuietly(frameReader);
}
}