com.splicemachine.db.impl.io

Class JarStorageFactory

java.lang.Object

com.splicemachine.db.impl.io.BaseStorageFactory

com.splicemachine.db.impl.io.JarStorageFactory

All Implemented Interfaces:

StorageFactory

public class JarStorageFactory
extends BaseStorageFactory

This class provides a Jar file based implementation of the StorageFactory interface. It is used by the database engine to access persistent data and transaction logs under the jar subsubprotocol.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) java.util.zip.ZipFile	zipData

Fields inherited from class com.splicemachine.db.impl.io.BaseStorageFactory

canonicalName, dataDirectory, home, separatedDataDirectory, tempDir, tempDirPath, uniqueName

Fields inherited from interface com.splicemachine.db.io.StorageFactory

VERSION_NUMBER

Constructor Summary

Constructors

Constructor and Description
JarStorageFactory()

Method Summary

Modifier and Type	Method and Description
(package private) void	doInit()
(package private) StorageFile	newPersistentFile(StorageFile directoryName, java.lang.String fileName) Construct a StorageFile from a directory and file name.
(package private) StorageFile	newPersistentFile(java.lang.String path) Construct a persistent StorageFile from a path name.
(package private) StorageFile	newPersistentFile(java.lang.String directoryName, java.lang.String fileName) Construct a StorageFile from a directory and file name.
void	shutdown() Close the opened jar/zip file on shutdown.

Methods inherited from class com.splicemachine.db.impl.io.BaseStorageFactory

createTempDir, createTemporaryFile, getCanonicalName, getSeparator, getStorageFactoryVersion, getTempDir, init, isFast, isReadOnlyDatabase, newStorageFile, newStorageFile, newStorageFile, setCanonicalName, supportsRandomAccess

Methods inherited from class java.lang.Object

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

Field Detail

zipData

java.util.zip.ZipFile zipData

Constructor Detail

JarStorageFactory

public JarStorageFactory()

Method Detail

newPersistentFile

StorageFile newPersistentFile(java.lang.String path)

Construct a persistent StorageFile from a path name.

Specified by:

newPersistentFile in class BaseStorageFactory

Parameters:

path - The path name of the file

Returns:

A corresponding StorageFile object

newPersistentFile

StorageFile newPersistentFile(java.lang.String directoryName,
                              java.lang.String fileName)

Construct a StorageFile from a directory and file name.

Specified by:

newPersistentFile in class BaseStorageFactory

Parameters:

directoryName - The directory part of the path name. Must not be null, nor may it be in the temp dir.

fileName - The name of the file within the directory.

Returns:

A corresponding StorageFile object

newPersistentFile

StorageFile newPersistentFile(StorageFile directoryName,
                              java.lang.String fileName)

Construct a StorageFile from a directory and file name.

Specified by:

newPersistentFile in class BaseStorageFactory

Parameters:

directoryName - The directory part of the path name.

fileName - The name of the file within the directory.

Returns:

A corresponding StorageFile object

doInit

void doInit()
     throws java.io.IOException

Specified by:

doInit in class BaseStorageFactory

Throws:

java.io.IOException

shutdown

public void shutdown()

Close the opened jar/zip file on shutdown. (Fix for DERBY-2083).

Specified by:

shutdown in interface StorageFactory

Overrides:

shutdown in class BaseStorageFactory