io.trino.plugin.hive.metastore.AcidTransactionOwner Maven / Gradle / Ivy

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This is a Databricks build of Trino's Hive plugin which includes support for HTTP based transport for it's Hive metastore thrift interface.

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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 io.trino.plugin.hive.metastore;

import static java.util.Objects.requireNonNull;

// this is just a type safe wrapper to make the APIs cleaner
public class AcidTransactionOwner
{
    private final String owner;

    public AcidTransactionOwner(String owner)
    {
        this.owner = requireNonNull(owner, "owner is null");
    }

    @Override
    public boolean equals(Object o)
    {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        AcidTransactionOwner that = (AcidTransactionOwner) o;
        return owner.equals(that.owner);
    }

    @Override
    public int hashCode()
    {
        return owner.hashCode();
    }

    @Override
    public String toString()
    {
        return owner;
    }
}