Package com.apple.foundationdb.clientlog

Class DatabaseClientLogEventCounter

java.lang.Object

com.apple.foundationdb.clientlog.DatabaseClientLogEventCounter

All Implemented Interfaces:

DatabaseClientLogEvents.EventConsumer

@API(EXPERIMENTAL)
public class DatabaseClientLogEventCounter
extends Object
implements DatabaseClientLogEvents.EventConsumer

Count tuple-encoded keys into TupleKeyCountTree.

Constructor Summary

Constructors

Constructor	Description
DatabaseClientLogEventCounter(TupleKeyCountTree root, boolean countReads, boolean countWrites, boolean countSingleKeys, boolean countRanges, boolean byAddress)

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Void>	accept(Transaction tr, FDBClientLogEvents.Event event)	Update the count tree with keys — and optional storage server IP addresses — in an event.
protected CompletableFuture<Void>	addCommit(Transaction tr, FDBClientLogEvents.CommitRequest commitRequest)
protected CompletableFuture<Void>	addKey(Transaction tr, byte[] key)
protected CompletableFuture<Void>	addKeyAddresses(Transaction tr, byte[] key)
protected CompletableFuture<Void>	addRange(Transaction tr, Range range)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DatabaseClientLogEventCounter

public DatabaseClientLogEventCounter(@Nonnull
                                     TupleKeyCountTree root,
                                     boolean countReads,
                                     boolean countWrites,
                                     boolean countSingleKeys,
                                     boolean countRanges,
                                     boolean byAddress)

Method Detail

accept

public CompletableFuture<Void> accept(@Nonnull
                                      Transaction tr,
                                      @Nonnull
                                      FDBClientLogEvents.Event event)

Update the count tree with keys — and optional storage server IP addresses — in an event.

Specified by:

accept in interface DatabaseClientLogEvents.EventConsumer

Parameters:

tr - an open record context

event - a parsed client latency event

Returns:

a future that completes when the event has been processed

addKey

protected CompletableFuture<Void> addKey(@Nonnull
                                         Transaction tr,
                                         @Nonnull
                                         byte[] key)

addKeyAddresses

protected CompletableFuture<Void> addKeyAddresses(@Nonnull
                                                  Transaction tr,
                                                  @Nonnull
                                                  byte[] key)

addRange

protected CompletableFuture<Void> addRange(@Nonnull
                                           Transaction tr,
                                           @Nonnull
                                           Range range)

addCommit

protected CompletableFuture<Void> addCommit(@Nonnull
                                            Transaction tr,
                                            @Nonnull
                                            FDBClientLogEvents.CommitRequest commitRequest)