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fix NPE when getting native thread id (#15301) (#15321)

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This commit adds null guard to get the native thread when constructing pipeline report

Fix: #15300
(cherry picked from commit cd78558121)

Co-authored-by: kaisecheng <69120390+kaisecheng@users.noreply.github.com>
This commit is contained in:
github-actions[bot] 2023-09-14 21:02:50 +01:00 • committed by GitHub
parent d040e88653
commit 745225ec79
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1 changed files with 11 additions and 3 deletions
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14
logstash-core/src/main/java/org/logstash/execution/PipelineReporterExt.java
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@ -37,6 +37,7 @@ import org.logstash.RubyUtil;
import org.logstash.config.ir.compiler.AbstractOutputDelegatorExt;
import java.util.Collection;
import java.util.Optional;
/**
* JRuby extension
@ -161,7 +162,7 @@ public final class PipelineReporterExt extends RubyBasicObject {
final RubyArray result = context.runtime.newArray();
((Iterable<IRubyObject>) pipeline.callMethod(context, "worker_threads"))
.forEach(thread -> {
final long nativeThreadId = ((RubyThread) thread).getNativeThread().getId();
final RubyHash hash = RubyHash.newHash(context.runtime);
IRubyObject status = thread.callMethod(context, "status");
if (status.isNil()) {
@ -170,8 +171,15 @@ public final class PipelineReporterExt extends RubyBasicObject {
hash.op_aset(context, STATUS_KEY, status);
hash.op_aset(context, ALIVE_KEY, thread.callMethod(context, "alive?"));
hash.op_aset(context, INDEX_KEY, context.runtime.newFixnum(result.size()));
final IRubyObject batch = batchMap.op_aref(context, context.runtime.newFixnum(nativeThreadId));
hash.op_aset(context, INFLIGHT_COUNT_KEY, extractBatchSize(context, batch));
IRubyObject batchSize = Optional.of((RubyThread) thread)
.map(RubyThread::getNativeThread)
.map(Thread::getId)
.map(id -> batchMap.op_aref(context, context.runtime.newFixnum(id)))
.map(batch -> extractBatchSize(context, batch))
.orElse(context.runtime.newFixnum(0L));
hash.op_aset(context, INFLIGHT_COUNT_KEY, batchSize);
result.add(hash);
});
return result;