com.palantir.atlasdb.coordination.SequenceAndBound Maven / Gradle / Ivy
/*
* (c) Copyright 2018 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.coordination;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import org.immutables.value.Value;
/**
* A pair of a sequence number and a bound on the validity of the value associated with that sequence number.
*/
@Value.Immutable
@JsonSerialize(as = ImmutableSequenceAndBound.class)
@JsonDeserialize(as = ImmutableSequenceAndBound.class)
public interface SequenceAndBound {
long INVALID_BOUND = -1;
@Value.Parameter
long sequence();
@Value.Parameter
long bound();
static SequenceAndBound of(long sequence, long bound) {
return ImmutableSequenceAndBound.of(sequence, bound);
}
}