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/*
* 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 "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 org.apache.cassandra.db;
import java.util.Map;
import javax.management.openmbean.*;
import com.google.common.base.Throwables;
import org.apache.cassandra.io.util.FileUtils;
import org.apache.cassandra.utils.Pair;
public class SnapshotDetailsTabularData
{
private static final String[] ITEM_NAMES = new String[]{"Snapshot name",
"Keyspace name",
"Column family name",
"True size",
"Size on disk"};
private static final String[] ITEM_DESCS = new String[]{"snapshot_name",
"keyspace_name",
"columnfamily_name",
"TrueDiskSpaceUsed",
"TotalDiskSpaceUsed"};
private static final String TYPE_NAME = "SnapshotDetails";
private static final String ROW_DESC = "SnapshotDetails";
private static final OpenType[] ITEM_TYPES;
private static final CompositeType COMPOSITE_TYPE;
public static final TabularType TABULAR_TYPE;
static
{
try
{
ITEM_TYPES = new OpenType[]{ SimpleType.STRING, SimpleType.STRING, SimpleType.STRING, SimpleType.STRING, SimpleType.STRING };
COMPOSITE_TYPE = new CompositeType(TYPE_NAME, ROW_DESC, ITEM_NAMES, ITEM_DESCS, ITEM_TYPES);
TABULAR_TYPE = new TabularType(TYPE_NAME, ROW_DESC, COMPOSITE_TYPE, ITEM_NAMES);
}
catch (OpenDataException e)
{
throw Throwables.propagate(e);
}
}
public static void from(final String snapshot, final String ks, final String cf, Map.Entry> snapshotDetail, TabularDataSupport result)
{
try
{
final String totalSize = FileUtils.stringifyFileSize(snapshotDetail.getValue().left);
final String liveSize = FileUtils.stringifyFileSize(snapshotDetail.getValue().right);
result.put(new CompositeDataSupport(COMPOSITE_TYPE, ITEM_NAMES,
new Object[]{ snapshot, ks, cf, liveSize, totalSize }));
}
catch (OpenDataException e)
{
throw new RuntimeException(e);
}
}
}