forked from googleapis/java-bigquery
/
BigQueryRetryHelper.java
97 lines (87 loc) · 3.5 KB
/
BigQueryRetryHelper.java
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/*
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance 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
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.cloud.bigquery;
import com.google.api.core.ApiClock;
import com.google.api.gax.retrying.DirectRetryingExecutor;
import com.google.api.gax.retrying.ExponentialRetryAlgorithm;
import com.google.api.gax.retrying.ResultRetryAlgorithm;
import com.google.api.gax.retrying.RetryAlgorithm;
import com.google.api.gax.retrying.RetrySettings;
import com.google.api.gax.retrying.RetryingExecutor;
import com.google.api.gax.retrying.RetryingFuture;
import com.google.api.gax.retrying.TimedRetryAlgorithm;
import com.google.cloud.RetryHelper;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.logging.Level;
import java.util.logging.Logger;
public class BigQueryRetryHelper extends RetryHelper {
private static final Logger LOG = Logger.getLogger(BigQueryRetryHelper.class.getName());
public static <V> V runWithRetries(
Callable<V> callable,
RetrySettings retrySettings,
ResultRetryAlgorithm<?> resultRetryAlgorithm,
ApiClock clock,
BigQueryRetryConfig bigQueryRetryConfig)
throws RetryHelperException {
try {
// Suppressing should be ok as a workaraund. Current and only ResultRetryAlgorithm
// implementation does not use response at all, so ignoring its type is ok.
@SuppressWarnings("unchecked")
ResultRetryAlgorithm<V> algorithm = (ResultRetryAlgorithm<V>) resultRetryAlgorithm;
return run(
callable,
new ExponentialRetryAlgorithm(retrySettings, clock),
algorithm,
bigQueryRetryConfig);
} catch (Exception e) {
throw new BigQueryRetryHelperException(e.getCause());
}
}
private static <V> V run(
Callable<V> callable,
TimedRetryAlgorithm timedAlgorithm,
ResultRetryAlgorithm<V> resultAlgorithm,
BigQueryRetryConfig bigQueryRetryConfig)
throws ExecutionException, InterruptedException {
RetryAlgorithm<V> retryAlgorithm =
new BigQueryRetryAlgorithm<>(
resultAlgorithm,
timedAlgorithm,
bigQueryRetryConfig); // using BigQueryRetryAlgorithm in place of
// com.google.api.gax.retrying.RetryAlgorithm, as
// BigQueryRetryAlgorithm retries considering bigQueryRetryConfig
RetryingExecutor<V> executor = new DirectRetryingExecutor<>(retryAlgorithm);
// Log retry info
if (LOG.isLoggable(Level.FINEST)) {
LOG.log(
Level.FINEST,
"Retrying with:\n{0}",
new Object[] {
"BigQuery retried method: " + callable.getClass().getEnclosingMethod().getName(),
});
}
RetryingFuture<V> retryingFuture = executor.createFuture(callable);
executor.submit(retryingFuture);
return retryingFuture.get();
}
public static class BigQueryRetryHelperException extends RuntimeException {
private static final long serialVersionUID = -8519852520090965314L;
BigQueryRetryHelperException(Throwable cause) {
super(cause);
}
}
}