content: /*
   * 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.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import javax.management.openmbean.*;
  
  import com.google.common.base.Preconditions;
  
  import org.apache.cassandra.repair.consistent.RepairedState;
  
  public class RepairStats
  {
      public static class Section
      {
  
          private static final String[] COMPOSITE_NAMES = new String[] { "start", "end", "repairedAt" };
          private static final OpenType<?>[] COMPOSITE_TYPES;
          private static final CompositeType COMPOSITE_TYPE;
  
          static
          {
              try
              {
                  COMPOSITE_TYPES = new OpenType[] { SimpleType.STRING, SimpleType.STRING, SimpleType.LONG };
                  COMPOSITE_TYPE = new CompositeType(Section.class.getName(), "Section", COMPOSITE_NAMES, COMPOSITE_NAMES, COMPOSITE_TYPES);
              }
              catch (OpenDataException e)
              {
                  throw new RuntimeException(e);
              }
          }
  
          public final String start;
          public final String end;
          public final long time;
  
          public Section(String start, String end, long time)
          {
              this.start = start;
              this.end = end;
              this.time = time;
          }
  
          private CompositeData toComposite()
          {
              Map<String, Object> values = new HashMap<>();
              values.put(COMPOSITE_NAMES[0], start);
              values.put(COMPOSITE_NAMES[1], end);
              values.put(COMPOSITE_NAMES[2], time);
  
              try
              {
                  return new CompositeDataSupport(COMPOSITE_TYPE, values);
              }
              catch (OpenDataException e)
              {
                  throw new RuntimeException(e);
              }
          }
  
          private static Section fromComposite(CompositeData cd)
          {
              Preconditions.checkArgument(cd.getCompositeType().equals(COMPOSITE_TYPE));
              Object[] values = cd.getAll(COMPOSITE_NAMES);
              String start = (String) values[0];
              String end = (String) values[1];
              long time = (long) values[2];
              return new Section(start, end, time);
          }
  
          @Override
          public String toString()
          {
              return String.format("(%s,%s]=%s", start, end, time);
          }
      }
  
      private static final String[] COMPOSITE_NAMES = new String[] { "keyspace", "table", "minRepaired", "maxRepaired", "sections" };
      private static final OpenType<?>[] COMPOSITE_TYPES;
      private static final CompositeType COMPOSITE_TYPE;
  
      static
      {
          try
          {
              COMPOSITE_TYPES = new OpenType[] { SimpleType.STRING, SimpleType.STRING,
                                                 SimpleType.LONG, SimpleType.LONG,
                                                 ArrayType.getArrayType(Section.COMPOSITE_TYPE)};
              COMPOSITE_TYPE = new CompositeType(RepairStats.class.getName(), RepairStats.class.getSimpleName(),
                                                 COMPOSITE_NAMES, COMPOSITE_NAMES, COMPOSITE_TYPES);
          }
          catch (OpenDataException e)
          {
              throw new RuntimeException(e);
          }
      }
  
      public final String keyspace;
      public final String table;
      public final long minRepaired;
      public final long maxRepaired;
      public final List<Section> sections;
  
      private RepairStats(String keyspace, String table, long minRepaired, long maxRepaired, List<Section> sections)
      {
          this.keyspace = keyspace;
          this.table = table;
          this.minRepaired = minRepaired;
          this.maxRepaired = maxRepaired;
          this.sections = sections;
      }
  
      public static List<Section> convertSections(List<RepairedState.Section> from)
      {
          List<Section> to = new ArrayList<>(from.size());
          for (RepairedState.Section section : from)
          {
              to.add(new Section(section.range.left.toString(), section.range.right.toString(), section.repairedAt));
          }
          return to;
      }
  
      public static RepairStats fromRepairState(String keyspace, String table, RepairedState.Stats stats)
      {
          return new RepairStats(keyspace, table, stats.minRepaired, stats.maxRepaired, convertSections(stats.sections));
      }
  
      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], minRepaired);
          values.put(COMPOSITE_NAMES[3], maxRepaired);
  
          CompositeData[] compositeSections = new CompositeData[sections.size()];
          for (int i=0; i<sections.size(); i++)
              compositeSections[i] = sections.get(i).toComposite();
  
          values.put(COMPOSITE_NAMES[4], compositeSections);
          try
          {
              return new CompositeDataSupport(COMPOSITE_TYPE, values);
          }
          catch (OpenDataException e)
          {
              throw new RuntimeException(e);
          }
      }
  
      public static RepairStats fromComposite(CompositeData cd)
      {
          Preconditions.checkArgument(cd.getCompositeType().equals(COMPOSITE_TYPE));
          Object[] values = cd.getAll(COMPOSITE_NAMES);
  
          String keyspace = (String) values[0];
          String table = (String) values[1];
          long minRepaired = (long) values[2];
          long maxRepaired = (long) values[3];
          CompositeData[] sectionData = (CompositeData[]) values[4];
          List<Section> sections = new ArrayList<>(sectionData.length);
          for (CompositeData scd : sectionData)
              sections.add(Section.fromComposite(scd));
          return new RepairStats(keyspace, table, minRepaired, maxRepaired, sections);
      }
  }
  