org.mapdb

Class StoreOnHeap

org.mapdb.StoreOnHeap

All Implemented Interfaces:

ConcurrencyAware, Store, StoreImmutable, Verifiable

public class StoreOnHeap
implements Store

Store which does not use serialization, but puts everything into on-heap Map.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	StoreOnHeap.Companion Represents null record, records map does not allow nulls

Nested classes/interfaces inherited from interface org.mapdb.ConcurrencyAware

ConcurrencyAware.DefaultImpls

Field Summary

Fields

Modifier and Type	Field and Description
static StoreOnHeap.Companion	Companion Represents null record, records map does not allow nulls

Constructor Summary

Constructors

Constructor and Description
StoreOnHeap(boolean isThreadSafe) Store which does not use serialization, but puts everything into on-heap Map.
StoreOnHeap() Store which does not use serialization, but puts everything into on-heap Map.

Method Summary

Modifier and Type	Method and Description
void	checkThreadSafe() checks all subcomponents, if this component is really thread safe, and throws an exception if not thread safe
void	close()
void	commit()
void	compact()
<R> boolean	compareAndSwap(long recid, R expectedOldRecord, R newRecord, Serializer<R> serializer)
<R> void	delete(long recid, Serializer<R> serializer)
boolean	fileLoad()
<R> R	get(long recid, Serializer<R> serializer)
java.lang.Iterable<java.lang.String>	getAllFiles()
LongIterator	getAllRecids()
boolean	isClosed()
boolean	isReadOnly()
boolean	isThreadSafe() returns true if this is configured to be thread safe
long	preallocate()
<R> long	put(R record, Serializer<R> serializer)
<R> void	update(long recid, R record, Serializer<R> serializer)
void	verify()

Methods inherited from interface org.mapdb.Store

close, commit, compact, compareAndSwap, delete, fileLoad, isClosed, isReadOnly, preallocate, put, update, verify

Methods inherited from interface org.mapdb.StoreImmutable

get, getAllFiles, getAllRecids

Methods inherited from interface org.mapdb.Verifiable

verify

Methods inherited from interface org.mapdb.ConcurrencyAware

checkThreadSafe, isThreadSafe

Field Detail

Companion

public static StoreOnHeap.Companion Companion

Represents null record, records map does not allow nulls

Constructor Detail

StoreOnHeap

public StoreOnHeap(boolean isThreadSafe)

Store which does not use serialization, but puts everything into on-heap Map.

Parameters:

isThreadSafe - returns true if this is configured to be thread safe

StoreOnHeap

public StoreOnHeap()

Store which does not use serialization, but puts everything into on-heap Map.

Method Detail

preallocate

public long preallocate()

put

public <R> long put(R record,
                    Serializer<R> serializer)

update

public <R> void update(long recid,
                       R record,
                       Serializer<R> serializer)

compareAndSwap

public <R> boolean compareAndSwap(long recid,
                                  R expectedOldRecord,
                                  R newRecord,
                                  Serializer<R> serializer)

delete

public <R> void delete(long recid,
                       Serializer<R> serializer)

commit

public void commit()

compact

public void compact()

close

public void close()

isClosed

public boolean isClosed()

get

public <R> R get(long recid,
                 Serializer<R> serializer)

getAllRecids

public LongIterator getAllRecids()

verify

public void verify()

isReadOnly

public boolean isReadOnly()

fileLoad

public boolean fileLoad()

getAllFiles

public java.lang.Iterable<java.lang.String> getAllFiles()

isThreadSafe

public boolean isThreadSafe()

returns true if this is configured to be thread safe

checkThreadSafe

public void checkThreadSafe()

checks all subcomponents, if this component is really thread safe, and throws an exception if not thread safe