chia7712 commented on code in PR #15946:
URL: https://github.com/apache/kafka/pull/15946#discussion_r1602875475
##########
core/src/test/java/kafka/test/junit/RaftClusterInvocationContext.java:
##########
@@ -284,24 +259,59 @@ public void startBroker(int brokerId) {
@Override
public void waitForReadyBrokers() throws InterruptedException {
try {
- clusterReference.get().waitForReadyBrokers();
+ clusterTestKit.waitForReadyBrokers();
} catch (ExecutionException e) {
throw new AssertionError("Failed while waiting for brokers to
become ready", e);
}
}
- private BrokerServer findBrokerOrThrow(int brokerId) {
- return
Optional.ofNullable(clusterReference.get().brokers().get(brokerId))
- .orElseThrow(() -> new IllegalArgumentException("Unknown
brokerId " + brokerId));
- }
-
public Stream<BrokerServer> brokers() {
- return clusterReference.get().brokers().values().stream();
+ return clusterTestKit.brokers().values().stream();
}
public Stream<ControllerServer> controllers() {
- return clusterReference.get().controllers().values().stream();
+ return clusterTestKit.controllers().values().stream();
+ }
+
+ public void format() throws Exception {
+ safeBuildCluster();
+ this.clusterTestKit.format();
}
+ private BrokerServer findBrokerOrThrow(int brokerId) {
+ return Optional.ofNullable(clusterTestKit.brokers().get(brokerId))
+ .orElseThrow(() -> new IllegalArgumentException("Unknown
brokerId " + brokerId));
+ }
+
+ private void safeBuildCluster() throws Exception {
+ if (this.clusterTestKit != null) {
+ return;
+ }
+ synchronized (this) {
Review Comment:
I don't think we need to sync, as it won't be called concurrent.
##########
core/src/test/java/kafka/test/junit/RaftClusterInvocationContext.java:
##########
@@ -284,24 +259,59 @@ public void startBroker(int brokerId) {
@Override
public void waitForReadyBrokers() throws InterruptedException {
try {
- clusterReference.get().waitForReadyBrokers();
+ clusterTestKit.waitForReadyBrokers();
} catch (ExecutionException e) {
throw new AssertionError("Failed while waiting for brokers to
become ready", e);
}
}
- private BrokerServer findBrokerOrThrow(int brokerId) {
- return
Optional.ofNullable(clusterReference.get().brokers().get(brokerId))
- .orElseThrow(() -> new IllegalArgumentException("Unknown
brokerId " + brokerId));
- }
-
public Stream<BrokerServer> brokers() {
- return clusterReference.get().brokers().values().stream();
+ return clusterTestKit.brokers().values().stream();
}
public Stream<ControllerServer> controllers() {
- return clusterReference.get().controllers().values().stream();
+ return clusterTestKit.controllers().values().stream();
+ }
+
+ public void format() throws Exception {
Review Comment:
This method is not idempotent, so user can re-format it if they call
`format` and then `start`
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