| /* |
| * 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.streaming.management; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.UUID; |
| import javax.management.openmbean.*; |
| |
| import com.google.common.base.Throwables; |
| |
| import org.apache.cassandra.streaming.StreamSummary; |
| |
| /** |
| */ |
| public class StreamSummaryCompositeData |
| { |
| private static final String[] ITEM_NAMES = new String[]{"cfId", |
| "files", |
| "totalSize"}; |
| private static final String[] ITEM_DESCS = new String[]{"ColumnFamilu ID", |
| "Number of files", |
| "Total bytes of the files"}; |
| private static final OpenType<?>[] ITEM_TYPES = new OpenType[]{SimpleType.STRING, |
| SimpleType.INTEGER, |
| SimpleType.LONG}; |
| |
| public static final CompositeType COMPOSITE_TYPE; |
| static { |
| try |
| { |
| COMPOSITE_TYPE = new CompositeType(StreamSummary.class.getName(), |
| "StreamSummary", |
| ITEM_NAMES, |
| ITEM_DESCS, |
| ITEM_TYPES); |
| } |
| catch (OpenDataException e) |
| { |
| throw Throwables.propagate(e); |
| } |
| } |
| |
| public static CompositeData toCompositeData(StreamSummary streamSummary) |
| { |
| Map<String, Object> valueMap = new HashMap<>(); |
| valueMap.put(ITEM_NAMES[0], streamSummary.cfId.toString()); |
| valueMap.put(ITEM_NAMES[1], streamSummary.files); |
| valueMap.put(ITEM_NAMES[2], streamSummary.totalSize); |
| try |
| { |
| return new CompositeDataSupport(COMPOSITE_TYPE, valueMap); |
| } |
| catch (OpenDataException e) |
| { |
| throw Throwables.propagate(e); |
| } |
| } |
| |
| public static StreamSummary fromCompositeData(CompositeData cd) |
| { |
| Object[] values = cd.getAll(ITEM_NAMES); |
| return new StreamSummary(UUID.fromString((String) values[0]), |
| (int) values[1], |
| (long) values[2]); |
| } |
| } |