com.facebook.presto.jdbc.internal.client.ServerInfo Maven / Gradle / Ivy
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/*
* 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.facebook.presto.jdbc.internal.client;
import com.facebook.presto.jdbc.internal.drift.annotations.ThriftConstructor;
import com.facebook.presto.jdbc.internal.drift.annotations.ThriftField;
import com.facebook.presto.jdbc.internal.drift.annotations.ThriftStruct;
import com.facebook.presto.jdbc.internal.jackson.annotation.JsonCreator;
import com.facebook.presto.jdbc.internal.jackson.annotation.JsonProperty;
import com.facebook.presto.jdbc.internal.io.airlift.units.Duration;
import com.facebook.presto.jdbc.internal.javax.annotation.concurrent.Immutable;
import java.util.Objects;
import java.util.Optional;
import static com.facebook.presto.jdbc.internal.guava.base.MoreObjects.toStringHelper;
import static java.util.Objects.requireNonNull;
@Immutable
@ThriftStruct
public class ServerInfo
{
private final NodeVersion nodeVersion;
private final String environment;
private final boolean coordinator;
private final boolean starting;
// optional to maintain compatibility with older servers
private final Optional uptime;
@ThriftConstructor
@JsonCreator
public ServerInfo(
@JsonProperty("nodeVersion") NodeVersion nodeVersion,
@JsonProperty("environment") String environment,
@JsonProperty("coordinator") boolean coordinator,
@JsonProperty("starting") boolean starting,
@JsonProperty("uptime") Optional uptime)
{
this.nodeVersion = requireNonNull(nodeVersion, "nodeVersion is null");
this.environment = requireNonNull(environment, "environment is null");
this.coordinator = coordinator;
this.starting = starting;
this.uptime = requireNonNull(uptime, "uptime is null");
}
@ThriftField(1)
@JsonProperty
public NodeVersion getNodeVersion()
{
return nodeVersion;
}
@ThriftField(2)
@JsonProperty
public String getEnvironment()
{
return environment;
}
@ThriftField(3)
@JsonProperty
public boolean isCoordinator()
{
return coordinator;
}
@ThriftField(4)
@JsonProperty
public boolean isStarting()
{
return starting;
}
@ThriftField(5)
@JsonProperty
public Optional getUptime()
{
return uptime;
}
@Override
public boolean equals(Object o)
{
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
ServerInfo that = (ServerInfo) o;
return Objects.equals(nodeVersion, that.nodeVersion) &&
Objects.equals(environment, that.environment);
}
@Override
public int hashCode()
{
return Objects.hash(nodeVersion, environment);
}
@Override
public String toString()
{
return toStringHelper(this)
.add("nodeVersion", nodeVersion)
.add("environment", environment)
.add("coordinator", coordinator)
.add("uptime", uptime.orElse(null))
.omitNullValues()
.toString();
}
}
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