| /* |
| * 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.repair.consistent.admin; |
| |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.UUID; |
| |
| import javax.management.openmbean.ArrayType; |
| import javax.management.openmbean.CompositeData; |
| import javax.management.openmbean.CompositeDataSupport; |
| import javax.management.openmbean.CompositeType; |
| import javax.management.openmbean.OpenDataException; |
| import javax.management.openmbean.OpenType; |
| import javax.management.openmbean.SimpleType; |
| |
| import com.google.common.base.Preconditions; |
| import com.google.common.base.Throwables; |
| import com.google.common.collect.Sets; |
| |
| import org.apache.cassandra.db.ColumnFamilyStore; |
| |
| public class CleanupSummary |
| { |
| private static final String[] COMPOSITE_NAMES = new String[] { "keyspace", "table", "successful", "unsuccessful" }; |
| private static final OpenType<?>[] COMPOSITE_TYPES; |
| private static final CompositeType COMPOSITE_TYPE; |
| |
| static |
| { |
| try |
| { |
| COMPOSITE_TYPES = new OpenType[] { SimpleType.STRING, |
| SimpleType.STRING, |
| ArrayType.getArrayType(SimpleType.STRING), |
| ArrayType.getArrayType(SimpleType.STRING) }; |
| COMPOSITE_TYPE = new CompositeType(RepairStats.Section.class.getName(), "PendingStats", |
| COMPOSITE_NAMES, COMPOSITE_NAMES, COMPOSITE_TYPES); |
| } |
| catch (OpenDataException e) |
| { |
| throw Throwables.propagate(e); |
| } |
| } |
| |
| public final String keyspace; |
| public final String table; |
| |
| public final Set<UUID> successful; |
| public final Set<UUID> unsuccessful; |
| |
| public CleanupSummary(String keyspace, String table, Set<UUID> successful, Set<UUID> unsuccessful) |
| { |
| this.keyspace = keyspace; |
| this.table = table; |
| this.successful = successful; |
| this.unsuccessful = unsuccessful; |
| } |
| |
| public CleanupSummary(ColumnFamilyStore cfs, Set<UUID> successful, Set<UUID> unsuccessful) |
| { |
| this(cfs.keyspace.getName(), cfs.name, successful, unsuccessful); |
| } |
| |
| public static CleanupSummary add(CleanupSummary l, CleanupSummary r) |
| { |
| Preconditions.checkArgument(l.keyspace.equals(r.keyspace)); |
| Preconditions.checkArgument(l.table.equals(r.table)); |
| |
| Set<UUID> unsuccessful = new HashSet<>(l.unsuccessful); |
| unsuccessful.addAll(r.unsuccessful); |
| |
| Set<UUID> successful = new HashSet<>(l.successful); |
| successful.addAll(r.successful); |
| successful.removeAll(unsuccessful); |
| |
| return new CleanupSummary(l.keyspace, l.table, successful, unsuccessful); |
| } |
| |
| private static String[] uuids2Strings(Set<UUID> uuids) |
| { |
| String[] strings = new String[uuids.size()]; |
| int idx = 0; |
| for (UUID uuid : uuids) |
| strings[idx++] = uuid.toString(); |
| return strings; |
| } |
| |
| private static Set<UUID> strings2Uuids(String[] strings) |
| { |
| Set<UUID> uuids = Sets.newHashSetWithExpectedSize(strings.length); |
| for (String string : strings) |
| uuids.add(UUID.fromString(string)); |
| |
| return uuids; |
| } |
| |
| public CompositeData toComposite() |
| { |
| Map<String, Object> values = new HashMap<>(); |
| values.put(COMPOSITE_NAMES[0], keyspace); |
| values.put(COMPOSITE_NAMES[1], table); |
| values.put(COMPOSITE_NAMES[2], uuids2Strings(successful)); |
| values.put(COMPOSITE_NAMES[3], uuids2Strings(unsuccessful)); |
| try |
| { |
| return new CompositeDataSupport(COMPOSITE_TYPE, values); |
| } |
| catch (OpenDataException e) |
| { |
| throw Throwables.propagate(e); |
| } |
| } |
| |
| public static CleanupSummary fromComposite(CompositeData cd) |
| { |
| Preconditions.checkArgument(cd.getCompositeType().equals(COMPOSITE_TYPE)); |
| Object[] values = cd.getAll(COMPOSITE_NAMES); |
| return new CleanupSummary((String) values[0], |
| (String) values[1], |
| strings2Uuids((String[]) values[2]), |
| strings2Uuids((String[]) values[3])); |
| |
| } |
| } |