org.apache.lucene.mockfile

Class FilterFileStore

java.lang.Object

java.nio.file.FileStore

org.apache.lucene.mockfile.FilterFileStore

public abstract class FilterFileStore
extends java.nio.file.FileStore

A FilterFileStore contains another FileStore, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.nio.file.FileStore	delegate The underlying FileStore instance.
protected java.lang.String	scheme URI scheme used for this instance.

Constructor Summary

Constructors

Constructor and Description
FilterFileStore(java.nio.file.FileStore delegate, java.lang.String scheme) Construct a FilterFileStore based on the specified base store.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getAttribute(java.lang.String attribute)
<V extends java.nio.file.attribute.FileStoreAttributeView> V	getFileStoreAttributeView(java.lang.Class<V> type)
long	getTotalSpace()
long	getUnallocatedSpace()
long	getUsableSpace()
boolean	isReadOnly()
java.lang.String	name()
boolean	supportsFileAttributeView(java.lang.Class<? extends java.nio.file.attribute.FileAttributeView> type)
boolean	supportsFileAttributeView(java.lang.String name)
java.lang.String	toString()
java.lang.String	type()

Methods inherited from class java.lang.Object

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

Field Detail

delegate

protected final java.nio.file.FileStore delegate

The underlying FileStore instance.

scheme

protected final java.lang.String scheme

URI scheme used for this instance.

Constructor Detail

FilterFileStore

public FilterFileStore(java.nio.file.FileStore delegate,
                       java.lang.String scheme)

Construct a FilterFileStore based on the specified base store.

Parameters:

delegate - specified base store.

scheme - URI scheme identifying this instance.

Method Detail

name

public java.lang.String name()

Specified by:

name in class java.nio.file.FileStore

type

public java.lang.String type()

Specified by:

type in class java.nio.file.FileStore

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

isReadOnly

public boolean isReadOnly()

Specified by:

isReadOnly in class java.nio.file.FileStore

getTotalSpace

public long getTotalSpace()
                   throws java.io.IOException

Specified by:

getTotalSpace in class java.nio.file.FileStore

Throws:

java.io.IOException

getUsableSpace

public long getUsableSpace()
                    throws java.io.IOException

Specified by:

getUsableSpace in class java.nio.file.FileStore

Throws:

java.io.IOException

getUnallocatedSpace

public long getUnallocatedSpace()
                         throws java.io.IOException

Specified by:

getUnallocatedSpace in class java.nio.file.FileStore

Throws:

java.io.IOException

supportsFileAttributeView

public boolean supportsFileAttributeView(java.lang.Class<? extends java.nio.file.attribute.FileAttributeView> type)

Specified by:

supportsFileAttributeView in class java.nio.file.FileStore

supportsFileAttributeView

public boolean supportsFileAttributeView(java.lang.String name)

Specified by:

supportsFileAttributeView in class java.nio.file.FileStore

getFileStoreAttributeView

public <V extends java.nio.file.attribute.FileStoreAttributeView> V getFileStoreAttributeView(java.lang.Class<V> type)

Specified by:

getFileStoreAttributeView in class java.nio.file.FileStore

getAttribute

public java.lang.Object getAttribute(java.lang.String attribute)
                              throws java.io.IOException

Specified by:

getAttribute in class java.nio.file.FileStore

Throws:

java.io.IOException