com.datastax.oss.driver.internal.core.retry.ConsistencyDowngradingRetryVerdict Maven / Gradle / Ivy
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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,
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* See the License for the specific language governing permissions and
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package com.datastax.oss.driver.internal.core.retry;
import com.datastax.oss.driver.api.core.ConsistencyLevel;
import com.datastax.oss.driver.api.core.cql.Statement;
import com.datastax.oss.driver.api.core.retry.RetryDecision;
import com.datastax.oss.driver.api.core.retry.RetryVerdict;
import com.datastax.oss.driver.api.core.session.Request;
import edu.umd.cs.findbugs.annotations.NonNull;
public class ConsistencyDowngradingRetryVerdict implements RetryVerdict {
private final ConsistencyLevel consistencyLevel;
public ConsistencyDowngradingRetryVerdict(@NonNull ConsistencyLevel consistencyLevel) {
this.consistencyLevel = consistencyLevel;
}
@NonNull
@Override
public RetryDecision getRetryDecision() {
return RetryDecision.RETRY_SAME;
}
@NonNull
@Override
public RequestT getRetryRequest(@NonNull RequestT previous) {
if (previous instanceof Statement) {
Statement statement = (Statement) previous;
@SuppressWarnings("unchecked")
RequestT toRetry = (RequestT) statement.setConsistencyLevel(consistencyLevel);
return toRetry;
}
return previous;
}
@Override
public String toString() {
return getRetryDecision() + " at consistency " + consistencyLevel;
}
}