CatalogEntryGroup.java

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// 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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// KIND, either express or implied.  See the License for the
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package org.apache.doris.datasource.metacache;

import com.google.common.collect.Maps;

import java.util.Map;
import java.util.Objects;
import java.util.concurrent.ConcurrentHashMap;

/**
 * Catalog scoped entry container.
 */
public class CatalogEntryGroup {
    private final Map<String, MetaCacheEntry<?, ?>> entries = new ConcurrentHashMap<>();

    public MetaCacheEntry<?, ?> get(String entryName) {
        return entries.get(entryName);
    }

    public void put(String entryName, MetaCacheEntry<?, ?> entry) {
        entries.put(Objects.requireNonNull(entryName, "entryName"), Objects.requireNonNull(entry, "entry"));
    }

    public Map<String, Map<String, String>> stats() {
        Map<String, Map<String, String>> result = Maps.newHashMap();
        entries.forEach((name, entry) -> result.put(name, entry.stats()));
        return result;
    }

    public void invalidateAll() {
        entries.values().forEach(MetaCacheEntry::invalidateAll);
    }
}