com.palantir.atlasdb.jepsen.lock.LockAcquisitionLivenessChecker Maven / Gradle / Ivy
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/*
* (c) Copyright 2021 Palantir Technologies Inc. All rights reserved.
*
* 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.palantir.atlasdb.jepsen.lock;
import com.palantir.atlasdb.jepsen.CheckerResult;
import com.palantir.atlasdb.jepsen.events.Checker;
import com.palantir.atlasdb.jepsen.events.Event;
import com.palantir.atlasdb.jepsen.events.RequestType;
import com.palantir.atlasdb.jepsen.utils.LivenessChecker;
import com.palantir.logsafe.Preconditions;
import java.util.List;
public class LockAcquisitionLivenessChecker implements Checker {
private final LivenessChecker delegate;
public LockAcquisitionLivenessChecker() {
delegate = new LivenessChecker(okEvent -> okEvent.function().equals(RequestType.LOCK)
&& !Preconditions.checkNotNull(okEvent.value()).isEmpty());
}
@Override
public CheckerResult check(List events) {
return delegate.check(events);
}
}