fe/src/main/java/org/apache/doris/common/proc/ClusterLoadStatByMedium.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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// specific language governing permissions and limitations
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package org.apache.doris.common.proc;

import org.apache.doris.common.AnalysisException;
import org.apache.doris.thrift.TStorageMedium;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;

public class ClusterLoadStatByMedium implements ProcDirInterface {
    public static final ImmutableList<String> TITLE_NAMES = new ImmutableList.Builder<String>().add(
            "StorageMedium").build();

    @Override
    public ProcResult fetchResult() throws AnalysisException {
        BaseProcResult result = new BaseProcResult();
        result.setNames(TITLE_NAMES);
        for (TStorageMedium medium : TStorageMedium.values()) {
            result.addRow(Lists.newArrayList(medium.name()));
        }
        return result;
    }

    @Override
    public boolean register(String name, ProcNodeInterface node) {
        return false;
    }

    @Override
    public ProcNodeInterface lookup(String name) throws AnalysisException {
        for (TStorageMedium medium : TStorageMedium.values()) {
            if (name.equalsIgnoreCase(medium.name())) {
                return new ClusterLoadStatisticProcDir(medium);
            }
        }
        throw new AnalysisException("no such storage medium: " + name);
    }

}