JarStorageFactory (Apache Derby V10.14 Internals)

java.lang.Object
- org.apache.derby.impl.io.BaseStorageFactory
- - org.apache.derby.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 Description

(package private) java.util.zip.ZipFile zipData
- Fields inherited from class org.apache.derby.impl.io.BaseStorageFactory
  canonicalName, dataDirectory, home, separatedDataDirectory, tempDir, tempDirPath, uniqueName
- Fields inherited from interface org.apache.derby.io.StorageFactory
  VERSION_NUMBER

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

Constructor Summary

Constructors
Constructor Description

JarStorageFactory()

Constructors
Constructor	Description
`JarStorageFactory()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) void`	`doInit()`
`private java.io.File`	`getJarFile(java.lang.String 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.
`(package private) StorageFile`	`newPersistentFile(StorageFile 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 org.apache.derby.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
  - getJarFile
```
private java.io.File getJarFile(java.lang.String name)
```

Class JarStorageFactory

Field Summary

Fields inherited from class org.apache.derby.impl.io.BaseStorageFactory

Fields inherited from interface org.apache.derby.io.StorageFactory

Constructor Summary

Method Summary

Methods inherited from class org.apache.derby.impl.io.BaseStorageFactory

Methods inherited from class java.lang.Object

Field Detail

zipData

Constructor Detail

JarStorageFactory

Method Detail

newPersistentFile

newPersistentFile

newPersistentFile

doInit

shutdown

getJarFile