package org.apache.cassandra.repair.messages;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import java.util.UUID;
import org.apache.cassandra.db.TypeSizes;
import org.apache.cassandra.dht.Range;
import org.apache.cassandra.dht.Token;
import org.apache.cassandra.io.util.DataInputPlus;
import org.apache.cassandra.io.util.DataOutputPlus;
import org.apache.cassandra.net.MessagingService;
import org.apache.cassandra.utils.UUIDSerializer;
public class PrepareMessage extends RepairMessage
{
public final static MessageSerializer serializer = new PrepareMessageSerializer();
public final List<UUID> cfIds;
public final Collection<Range<Token>> ranges;
public final UUID parentRepairSession;
public final boolean isIncremental;
public final long timestamp;
public final boolean isGlobal;
public PrepareMessage(UUID parentRepairSession, List<UUID> cfIds, Collection<Range<Token>> ranges, boolean isIncremental, long timestamp, boolean isGlobal)
{
super(Type.PREPARE_MESSAGE, null);
this.parentRepairSession = parentRepairSession;
this.cfIds = cfIds;
this.ranges = ranges;
this.isIncremental = isIncremental;
this.timestamp = timestamp;
this.isGlobal = isGlobal;
}
@Override
public boolean equals(Object o)
{
if (!(o instanceof PrepareMessage))
return false;
PrepareMessage other = (PrepareMessage) o;
return messageType == other.messageType &&
parentRepairSession.equals(other.parentRepairSession) &&
isIncremental == other.isIncremental &&
isGlobal == other.isGlobal &&
timestamp == other.timestamp &&
cfIds.equals(other.cfIds) &&
ranges.equals(other.ranges);
}
@Override
public int hashCode()
{
return Objects.hash(messageType, parentRepairSession, isGlobal, isIncremental, timestamp, cfIds, ranges);
}
public static class PrepareMessageSerializer implements MessageSerializer<PrepareMessage>
{
public void serialize(PrepareMessage message, DataOutputPlus out, int version) throws IOException
{
out.writeInt(message.cfIds.size());
for (UUID cfId : message.cfIds)
UUIDSerializer.serializer.serialize(cfId, out, version);
UUIDSerializer.serializer.serialize(message.parentRepairSession, out, version);
out.writeInt(message.ranges.size());
for (Range<Token> r : message.ranges)
{
MessagingService.validatePartitioner(r);
Range.tokenSerializer.serialize(r, out, version);
}
out.writeBoolean(message.isIncremental);
out.writeLong(message.timestamp);
out.writeBoolean(message.isGlobal);
}
public PrepareMessage deserialize(DataInputPlus in, int version) throws IOException
{
int cfIdCount = in.readInt();
List<UUID> cfIds = new ArrayList<>(cfIdCount);
for (int i = 0; i < cfIdCount; i++)
cfIds.add(UUIDSerializer.serializer.deserialize(in, version));
UUID parentRepairSession = UUIDSerializer.serializer.deserialize(in, version);
int rangeCount = in.readInt();
List<Range<Token>> ranges = new ArrayList<>(rangeCount);
for (int i = 0; i < rangeCount; i++)
ranges.add((Range<Token>) Range.tokenSerializer.deserialize(in, MessagingService.globalPartitioner(), version));
boolean isIncremental = in.readBoolean();
long timestamp = in.readLong();
boolean isGlobal = in.readBoolean();
return new PrepareMessage(parentRepairSession, cfIds, ranges, isIncremental, timestamp, isGlobal);
}
public long serializedSize(PrepareMessage message, int version)
{
long size;
size = TypeSizes.sizeof(message.cfIds.size());
for (UUID cfId : message.cfIds)
size += UUIDSerializer.serializer.serializedSize(cfId, version);
size += UUIDSerializer.serializer.serializedSize(message.parentRepairSession, version);
size += TypeSizes.sizeof(message.ranges.size());
for (Range<Token> r : message.ranges)
size += Range.tokenSerializer.serializedSize(r, version);
size += TypeSizes.sizeof(message.isIncremental);
size += TypeSizes.sizeof(message.timestamp);
size += TypeSizes.sizeof(message.isGlobal);
return size;
}
}
@Override
public String toString()
{
return "PrepareMessage{" +
"cfIds='" + cfIds + '\'' +
", ranges=" + ranges +
", parentRepairSession=" + parentRepairSession +
", isIncremental="+isIncremental +
", timestamp=" + timestamp +
", isGlobal=" + isGlobal +
'}';
}
}