HudiFsViewCacheKey.java

// Licensed to the Apache Software Foundation (ASF) under one
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// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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
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// specific language governing permissions and limitations
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package org.apache.doris.datasource.hudi;

import org.apache.hudi.common.table.HoodieTableMetaClient;

import java.util.Objects;

/**
 * Cache key for hudi fs view entry.
 */
public final class HudiFsViewCacheKey {
    private final String dbName;
    private final String tbName;
    private final HoodieTableMetaClient client;

    private HudiFsViewCacheKey(String dbName, String tbName, HoodieTableMetaClient client) {
        this.dbName = Objects.requireNonNull(dbName, "dbName can not be null");
        this.tbName = Objects.requireNonNull(tbName, "tbName can not be null");
        this.client = Objects.requireNonNull(client, "client can not be null");
    }

    public static HudiFsViewCacheKey of(String dbName, String tbName, HoodieTableMetaClient client) {
        return new HudiFsViewCacheKey(dbName, tbName, client);
    }

    public String getDbName() {
        return dbName;
    }

    public String getTbName() {
        return tbName;
    }

    public HoodieTableMetaClient getClient() {
        return client;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        HudiFsViewCacheKey that = (HudiFsViewCacheKey) o;
        return Objects.equals(dbName, that.dbName)
                && Objects.equals(tbName, that.tbName)
                && Objects.equals(client.getBasePath(), that.client.getBasePath());
    }

    @Override
    public int hashCode() {
        return Objects.hash(dbName, tbName, client.getBasePath());
    }
}