Package com.intellij.openapi.vfs.newvfs.persistent

Class PersistentFS

java.lang.Object

com.intellij.openapi.vfs.newvfs.ManagingFS

com.intellij.openapi.vfs.newvfs.persistent.PersistentFS

All Implemented Interfaces:

FileSystemInterface

Direct Known Subclasses:

PersistentFSImpl

public abstract class PersistentFS
extends ManagingFS

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	PersistentFS.Attributes

Field Summary

Fields inherited from interface com.intellij.openapi.vfs.newvfs.FileSystemInterface

DEFAULT_LENGTH, DEFAULT_TIMESTAMP

Constructor Summary

Constructors

Constructor and Description
PersistentFS()

Method Summary

Modifier and Type	Method and Description
abstract int	acquireContent(VirtualFile file)
abstract void	clearIdCache()
abstract byte []	contentsToByteArray(int contentId)
abstract byte []	contentsToByteArray(VirtualFile file, boolean cacheContent)
abstract NewVirtualFile	findFileByIdIfCached(int id)
abstract int	getCurrentContentId(VirtualFile file)
abstract int	getFileAttributes(int id)
abstract int	getId(VirtualFile parent, java.lang.String childName, NewVirtualFileSystem delegate)
static PersistentFS	getInstance()
abstract long	getLastRecordedLength(VirtualFile file)
abstract java.lang.String	getName(int id)
static boolean	isDirectory(int attributes)
static boolean	isHidden(int attributes)
abstract boolean	isHidden(VirtualFile file)
static boolean	isSpecialFile(int attributes)
static boolean	isSymLink(int attributes)
static boolean	isWritable(int attributes)
abstract FSRecords.NameId []	listAll(VirtualFile parent)
abstract java.lang.String []	listPersisted(VirtualFile parent)
abstract boolean	mayHaveChildren(int id)
abstract void	processEvents(java.util.List<? extends VFileEvent> events)
abstract void	releaseContent(int contentId)
static NewVirtualFileSystem	replaceWithNativeFS(NewVirtualFileSystem fs)
abstract int	storeUnlinkedContent(byte [] bytes)
static FileAttributes	toFileAttributes(int attr)

Methods inherited from class com.intellij.openapi.vfs.newvfs.ManagingFS

areChildrenLoaded, findFileById, findRoot, getCreationTimestamp, getFilesystemModificationCount, getLocalRoots, getModificationCount, getModificationCount, getRoots, getRoots, getStructureModificationCount, readAttribute, wereChildrenAccessed, writeAttribute

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.intellij.openapi.vfs.newvfs.FileSystemInterface

contentsToByteArray, copyFile, createChildDirectory, createChildFile, deleteFile, exists, getInputStream, getLength, getOutputStream, getTimeStamp, isDirectory, isSymLink, isWritable, list, moveFile, renameFile, resolveSymLink, setTimeStamp, setWritable

Constructor Detail

PersistentFS

public PersistentFS()

Method Detail

getInstance

public static PersistentFS getInstance()

clearIdCache

public abstract void clearIdCache()

listPersisted

public abstract java.lang.String [] listPersisted(VirtualFile parent)

listAll

public abstract FSRecords.NameId [] listAll(VirtualFile parent)

getId

public abstract int getId(VirtualFile parent,
                          java.lang.String childName,
                          NewVirtualFileSystem delegate)

getName

public abstract java.lang.String getName(int id)

getLastRecordedLength

public abstract long getLastRecordedLength(VirtualFile file)

isHidden

public abstract boolean isHidden(VirtualFile file)

getFileAttributes

public abstract int getFileAttributes(int id)

isDirectory

public static boolean isDirectory(int attributes)

isWritable

public static boolean isWritable(int attributes)

isSymLink

public static boolean isSymLink(int attributes)

isSpecialFile

public static boolean isSpecialFile(int attributes)

isHidden

public static boolean isHidden(int attributes)

findFileByIdIfCached

public abstract NewVirtualFile findFileByIdIfCached(int id)

storeUnlinkedContent

public abstract int storeUnlinkedContent(byte [] bytes)

contentsToByteArray

public abstract byte [] contentsToByteArray(int contentId)
                                     throws java.io.IOException

Throws:

java.io.IOException

contentsToByteArray

public abstract byte [] contentsToByteArray(VirtualFile file,
                                            boolean cacheContent)
                                     throws java.io.IOException

Throws:

java.io.IOException

acquireContent

public abstract int acquireContent(VirtualFile file)

releaseContent

public abstract void releaseContent(int contentId)

getCurrentContentId

public abstract int getCurrentContentId(VirtualFile file)

processEvents

public abstract void processEvents(java.util.List<? extends VFileEvent> events)

replaceWithNativeFS

public static NewVirtualFileSystem replaceWithNativeFS(NewVirtualFileSystem fs)

mayHaveChildren

public abstract boolean mayHaveChildren(int id)

toFileAttributes

public static FileAttributes toFileAttributes(int attr)