quickfix

Class FileStoreFactory

java.lang.Object

quickfix.FileStoreFactory

All Implemented Interfaces:

MessageStoreFactory

Direct Known Subclasses:

CachedFileStoreFactory

public class FileStoreFactory
extends Object
implements MessageStoreFactory

Creates a message store that stores messages in a file. Compatibility note: The file formats are not compatible with QF C++/JNI. If you upgrading from the QuickFIX JNI, you must delete your old session state files.)

Field Summary

Fields

Modifier and Type	Field and Description
static String	SETTING_FILE_STORE_MAX_CACHED_MSGS Numeric option limiting the number of messages stored in the in-memory message index.
static String	SETTING_FILE_STORE_PATH File path for writing the message store.
static String	SETTING_FILE_STORE_SYNC Boolean option for controlling whether the FileStore syncs to the hard drive on every write.
protected SessionSettings	settings

Constructor Summary

Constructors

Constructor and Description
FileStoreFactory(SessionSettings settings) Create the factory with configuration in session settings.

Method Summary

Modifier and Type	Method and Description
MessageStore	create(SessionID sessionID) Creates a file-based message store.

Methods inherited from class java.lang.Object

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

Field Detail

SETTING_FILE_STORE_PATH

public static final String SETTING_FILE_STORE_PATH

File path for writing the message store.

See Also:

Constant Field Values

SETTING_FILE_STORE_SYNC

public static final String SETTING_FILE_STORE_SYNC

Boolean option for controlling whether the FileStore syncs to the hard drive on every write. It's safer to sync, but it's also much slower (100x or more slower in some cases).

See Also:

Constant Field Values

SETTING_FILE_STORE_MAX_CACHED_MSGS

public static final String SETTING_FILE_STORE_MAX_CACHED_MSGS

Numeric option limiting the number of messages stored in the in-memory message index. If, during recovery, one or more messages are requested whose offset/size is not cached in memory, the on-disk header file will be searched. Values can be from 0 to Integer.MAX_VALUE (default), inclusive.

See Also:

Constant Field Values

settings

protected final SessionSettings settings

Constructor Detail

FileStoreFactory

public FileStoreFactory(SessionSettings settings)

Create the factory with configuration in session settings.

Parameters:

settings -

Method Detail

create

public MessageStore create(SessionID sessionID)

Creates a file-based message store.

Specified by:

create in interface MessageStoreFactory

Parameters:

sessionID - session ID for the message store.

Returns:

the message store implementation