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More clarifying comments in ThreadLocalState.closeContext()

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leventov
2016-10-01 20:33:16 +03:00
parent 95ca197444
commit ec919b94eb
1 changed files with 6 additions and 0 deletions
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src/main/java/net/openhft/chronicle/hash/impl/stage/hash/ThreadLocalState.java
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@@ -84,9 +84,15 @@ public abstract class ThreadLocalState {
public void closeContext() {
if (tryCloseContext())
return;
// If first attempt of closing a context (i. e. moving from unused to closed state) failed,
// it means that the context is still in use. If this context belongs to the current thread,
// this is a bug, because we cannot "wait" until context is unused in the same thread:
if (owner() == Thread.currentThread())
throw new IllegalStateException("Attempt to close a Chronicle Hash in the context " +
"of not yet finished query or iteration");
// If the context belongs to a different thread, wait until that thread finishes it's work
// with the context:
// Double the current timeout for segment locks "without timeout", that effectively
// specifies maximum lock (hence context) holding time
long timeoutMillis = TimeUnit.SECONDS.toMillis(LOCK_TIMEOUT_SECONDS) * 2;