com.datastax.oss.driver.api.core.servererrors.OverloadedException Maven / Gradle / Ivy
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* to you under the Apache License, Version 2.0 (the
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* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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package com.datastax.oss.driver.api.core.servererrors;
import com.datastax.oss.driver.api.core.AllNodesFailedException;
import com.datastax.oss.driver.api.core.DriverException;
import com.datastax.oss.driver.api.core.cql.ExecutionInfo;
import com.datastax.oss.driver.api.core.metadata.Node;
import com.datastax.oss.driver.api.core.retry.RetryPolicy;
import com.datastax.oss.driver.api.core.session.Request;
import edu.umd.cs.findbugs.annotations.NonNull;
import edu.umd.cs.findbugs.annotations.Nullable;
/**
* Thrown when the coordinator reported itself as being overloaded.
*
* This exception is processed by {@link RetryPolicy#onErrorResponseVerdict(Request,
* CoordinatorException, int)}, which will decide if it is rethrown directly to the client or if the
* request should be retried. If all other tried nodes also fail, this exception will appear in the
* {@link AllNodesFailedException} thrown to the client.
*/
public class OverloadedException extends QueryExecutionException {
public OverloadedException(@NonNull Node coordinator) {
super(coordinator, String.format("%s is overloaded", coordinator), null, false);
}
public OverloadedException(@NonNull Node coordinator, @NonNull String message) {
super(coordinator, String.format("%s is overloaded: %s", coordinator, message), null, false);
}
private OverloadedException(
@NonNull Node coordinator,
@NonNull String message,
@Nullable ExecutionInfo executionInfo,
boolean writableStackTrace) {
super(coordinator, message, executionInfo, writableStackTrace);
}
@NonNull
@Override
public DriverException copy() {
return new OverloadedException(getCoordinator(), getMessage(), getExecutionInfo(), true);
}
}