org.apache.derby.impl.store.raw.data

Class RFResource

java.lang.Object

org.apache.derby.impl.store.raw.data.RFResource

All Implemented Interfaces:

FileResource

class RFResource
extends java.lang.Object
implements FileResource

Field Summary

Fields

Modifier and Type	Field and Description
private BaseDataFileFactory	factory

Fields inherited from interface org.apache.derby.iapi.store.access.FileResource

JAR_DIRECTORY_NAME

Constructor Summary

Constructors

Constructor and Description
RFResource(BaseDataFileFactory dataFactory)

Method Summary

Modifier and Type	Method and Description
long	add(java.lang.String name, java.io.InputStream source) Add a file resource, copying from the input stream.
StorageFile	getAsFile(java.lang.String name, long generationId) Get the StorageFile for a file resource.
char	getSeparatorChar()
void	remove(java.lang.String name, long currentGenerationId) Remove the current generation of a file resource from the database.
void	removeJarDir(java.lang.String f) During hard upgrade to >= 10.9, remove a jar directory (at post-commit time) from the database.
long	replace(java.lang.String name, long currentGenerationId, java.io.InputStream source) Replace a file resource with a new version.

Methods inherited from class java.lang.Object

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

Field Detail

factory

private final BaseDataFileFactory factory

Constructor Detail

RFResource

RFResource(BaseDataFileFactory dataFactory)

Method Detail

add

public long add(java.lang.String name,
                java.io.InputStream source)
         throws StandardException

Description copied from interface: FileResource

Add a file resource, copying from the input stream. The InputStream will be closed by this method.

Specified by:

add in interface FileResource

Parameters:

name - the name of the file resource.

source - an input stream for reading the content of the file resource.

Returns:

the generationId for the file resource. This quantity increases when you replace the file resource.

Throws:

StandardException - Oops

See Also:

FileResource.add(java.lang.String, java.io.InputStream)

removeJarDir

public void removeJarDir(java.lang.String f)
                  throws StandardException

Description copied from interface: FileResource

During hard upgrade to >= 10.9, remove a jar directory (at post-commit time) from the database.

Specified by:

removeJarDir in interface FileResource

Throws:

StandardException - standard error policy

See Also:

FileResource.removeJarDir(java.lang.String)

remove

public void remove(java.lang.String name,
                   long currentGenerationId)
            throws StandardException

Description copied from interface: FileResource

Remove the current generation of a file resource from the database.

Specified by:

remove in interface FileResource

Parameters:

name - the name of the fileResource to remove.

Throws:

StandardException - Oops

See Also:

FileResource.remove(java.lang.String, long)

replace

public long replace(java.lang.String name,
                    long currentGenerationId,
                    java.io.InputStream source)
             throws StandardException

Description copied from interface: FileResource

Replace a file resource with a new version.

The InputStream will be closed by this method.

Specified by:

replace in interface FileResource

Parameters:

name - the name of the file resource.

source - an input stream for reading the content of the file resource.

Returns:

the generationId for the new 'current' version of the file resource.

Throws:

StandardException - Oops

See Also:

FileResource.replace(java.lang.String, long, java.io.InputStream)

getAsFile

public StorageFile getAsFile(java.lang.String name,
                             long generationId)

Description copied from interface: FileResource

Get the StorageFile for a file resource.

Specified by:

getAsFile in interface FileResource

Parameters:

name - The name of the fileResource

generationId - the generationId of the fileResource

Returns:

A StorageFile object representing the file.

See Also:

FileResource.getAsFile(java.lang.String, long)

getSeparatorChar

public char getSeparatorChar()

Specified by:

getSeparatorChar in interface FileResource

Returns:

the separator character to be used in file names.