Github user martin-g commented on a diff in the pull request:
https://github.com/apache/tomcat/pull/42#discussion_r99924840
--- Diff: java/org/apache/tomcat/websocket/server/WsFrameServer.java ---
@@ -56,21 +61,27 @@ public void onDataAvailable() throws IOException {
if (log.isDebugEnabled()) {
log.debug("wsFrameServer.onDataAvailable");
}
- while (isOpen()) {
- // Fill up the input buffer with as much data as we can
- inputBuffer.mark();
-
inputBuffer.position(inputBuffer.limit()).limit(inputBuffer.capacity());
- int read = socketWrapper.read(false, inputBuffer);
- inputBuffer.limit(inputBuffer.position()).reset();
- if (read < 0) {
- throw new EOFException();
- } else if (read == 0) {
- return;
- }
- if (log.isDebugEnabled()) {
- log.debug(sm.getString("wsFrameServer.bytesRead",
Integer.toString(read)));
+ if (reading.compareAndSet(false, true)) {
+ try {
+ while (isOpen() && !isSuspended()) {
+ // Fill up the input buffer with as much data as
we can
+ inputBuffer.mark();
+
inputBuffer.position(inputBuffer.limit()).limit(inputBuffer.capacity());
+ int read = socketWrapper.read(false, inputBuffer);
+ inputBuffer.limit(inputBuffer.position()).reset();
+ if (read < 0) {
+ throw new EOFException();
+ } else if (read == 0) {
+ return;
+ }
+ if (log.isDebugEnabled()) {
+
log.debug(sm.getString("wsFrameServer.bytesRead", Integer.toString(read)));
+ }
+ processInputBuffer();
+ }
+ } finally {
+ reading.getAndSet(false);
--- End diff --
`reading.set(false);`
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