/
CommitResponse.java
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/
CommitResponse.java
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/*
* Copyright 2020 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.spanner;
import com.google.cloud.Timestamp;
import com.google.common.base.Preconditions;
import java.util.Objects;
/** Represents a response from a commit operation. */
public class CommitResponse {
private final com.google.spanner.v1.CommitResponse proto;
public CommitResponse(Timestamp commitTimestamp) {
this.proto =
com.google.spanner.v1.CommitResponse.newBuilder()
.setCommitTimestamp(commitTimestamp.toProto())
.build();
}
CommitResponse(com.google.spanner.v1.CommitResponse proto) {
this.proto = Preconditions.checkNotNull(proto);
}
/** Returns a {@link Timestamp} representing the commit time of the transaction. */
public Timestamp getCommitTimestamp() {
return Timestamp.fromProto(proto.getCommitTimestamp());
}
/**
* Commit statistics are returned by a read/write transaction if specifically requested by passing
* in {@link Options#commitStats()} to the transaction.
*/
public CommitStats getCommitStats() {
Preconditions.checkState(
proto.hasCommitStats(), "The CommitResponse does not contain any commit statistics.");
return CommitStats.fromProto(proto.getCommitStats());
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
CommitResponse that = (CommitResponse) o;
return Objects.equals(proto, that.proto);
}
@Override
public int hashCode() {
return Objects.hash(proto);
}
}