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Java Source Code / Java Documentation » Library » Apache commons vfs 20070724 src » org.apache.commons.vfs.provider   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.commons.vfs.provider.AbstractFileObject       org.apache.commons.vfs.provider.DelegateFileObject DelegateFileObject public class DelegateFileObject extends AbstractFileObject implements FileListener(Code) A file backed by another file. author:    Adam Murdoch author:    Gary D. Gregory version:    $Revision: 537958 $ $Date: 2007-05-14 12:37:15 -0700 (Mon, 14 May 2007) $ Constructor Summary public   DelegateFileObject(FileName name, AbstractFileSystem fileSystem, FileObject file)      Method Summary public  void attachChild(FileName baseName, FileType type)      Adds a child to this file. public  void close()      protected  void doCreateFolder()      Creates this file as a folder. protected  void doDelete()      Deletes the file. protected  Map doGetAttributes()      Returns the attributes of this file. protected  Certificate[] doGetCertificates()      Returns the certificates of this file. protected  FileContentInfo doGetContentInfo()      protected  long doGetContentSize()      Returns the size of the file content (in bytes). protected  InputStream doGetInputStream()      Creates an input stream to read the file content from. protected  long doGetLastModifiedTime()      Returns the last-modified time of this file. protected  OutputStream doGetOutputStream(boolean bAppend)      Creates an output stream to write the file content to. protected  RandomAccessContent doGetRandomAccessContent(RandomAccessMode mode)      Creates access to the file for random i/o. protected  FileType doGetType()      Determines the type of the file, returns null if the file does not exist. protected  boolean doIsHidden()      Determines if this file is hidden. protected  boolean doIsReadable()      Determines if this file can be read. protected  boolean doIsWriteable()      Determines if this file can be written to. protected  String[] doListChildren()      Lists the children of the file. protected  void doRemoveAttribute(String atttrName)      Removes an attribute of this file. protected  void doRename(FileObject newFile)      Renames the file. protected  void doSetAttribute(String atttrName, Object value)      Sets an attribute of this file. protected  boolean doSetLastModTime(long modtime)      Sets the last-modified time of this file. public  void fileChanged(FileChangeEvent event)      Called when a file is changed. public  void fileCreated(FileChangeEvent event)      Called when a file is created. public  void fileDeleted(FileChangeEvent event)      Called when a file is deleted. public  FileObject getDelegateFile()      public  void refresh()      public  void setFile(FileObject file)      Attaches or detaches the target file. Constructor Detail DelegateFileObject public DelegateFileObject(FileName name, AbstractFileSystem fileSystem, FileObject file) throws FileSystemException(Code) Method Detail attachChild public void attachChild(FileName baseName, FileType type) throws Exception(Code) Adds a child to this file. close public void close() throws FileSystemException(Code) Close the delegated file doCreateFolder protected void doCreateFolder() throws Exception(Code) Creates this file as a folder. doDelete protected void doDelete() throws Exception(Code) Deletes the file. doGetAttributes protected Map doGetAttributes() throws Exception(Code) Returns the attributes of this file. doGetCertificates protected Certificate[] doGetCertificates() throws Exception(Code) Returns the certificates of this file. doGetContentInfo protected FileContentInfo doGetContentInfo() throws Exception(Code) doGetContentSize protected long doGetContentSize() throws Exception(Code) Returns the size of the file content (in bytes). Is only called if DelegateFileObject.doGetType returns FileType.FILE . doGetInputStream protected InputStream doGetInputStream() throws Exception(Code) Creates an input stream to read the file content from. doGetLastModifiedTime protected long doGetLastModifiedTime() throws Exception(Code) Returns the last-modified time of this file. doGetOutputStream protected OutputStream doGetOutputStream(boolean bAppend) throws Exception(Code) Creates an output stream to write the file content to. doGetRandomAccessContent protected RandomAccessContent doGetRandomAccessContent(RandomAccessMode mode) throws Exception(Code) Creates access to the file for random i/o. doGetType protected FileType doGetType() throws FileSystemException(Code) Determines the type of the file, returns null if the file does not exist. doIsHidden protected boolean doIsHidden() throws FileSystemException(Code) Determines if this file is hidden. doIsReadable protected boolean doIsReadable() throws FileSystemException(Code) Determines if this file can be read. doIsWriteable protected boolean doIsWriteable() throws FileSystemException(Code) Determines if this file can be written to. doListChildren protected String[] doListChildren() throws Exception(Code) Lists the children of the file. doRemoveAttribute protected void doRemoveAttribute(String atttrName) throws Exception(Code) Removes an attribute of this file. doRename protected void doRename(FileObject newFile) throws Exception(Code) Renames the file. doSetAttribute protected void doSetAttribute(String atttrName, Object value) throws Exception(Code) Sets an attribute of this file. doSetLastModTime protected boolean doSetLastModTime(long modtime) throws Exception(Code) Sets the last-modified time of this file. fileChanged public void fileChanged(FileChangeEvent event) throws Exception(Code) Called when a file is changed. This will only happen if you monitor the file using org.apache.commons.vfs.FileMonitor . fileCreated public void fileCreated(FileChangeEvent event) throws Exception(Code) Called when a file is created. fileDeleted public void fileDeleted(FileChangeEvent event) throws Exception(Code) Called when a file is deleted. getDelegateFile public FileObject getDelegateFile()(Code) get access to the delegated file refresh public void refresh() throws FileSystemException(Code) refresh file informations setFile public void setFile(FileObject file) throws Exception(Code) Attaches or detaches the target file. Methods inherited from org.apache.commons.vfs.provider.AbstractFileObject public boolean canRenameTo(FileObject newfile)(Code)(Java Doc) protected void childrenChanged() throws Exception(Code)(Java Doc) protected void childrenChanged(FileName childName, FileType newType) throws Exception(Code)(Java Doc) public void close() throws FileSystemException(Code)(Java Doc) public void copyFrom(FileObject file, FileSelector selector) throws FileSystemException(Code)(Java Doc) public void createFile() throws FileSystemException(Code)(Java Doc) public void createFolder() throws FileSystemException(Code)(Java Doc) public boolean delete() throws FileSystemException(Code)(Java Doc) public int delete(FileSelector selector) throws FileSystemException(Code)(Java Doc) protected void doAttach() throws Exception(Code)(Java Doc) protected FileContent doCreateFileContent() throws FileSystemException(Code)(Java Doc) protected void doCreateFolder() throws Exception(Code)(Java Doc) protected void doDelete() throws Exception(Code)(Java Doc) protected void doDetach() throws Exception(Code)(Java Doc) protected Map doGetAttributes() throws Exception(Code)(Java Doc) protected Certificate[] doGetCertificates() throws Exception(Code)(Java Doc) abstract protected long doGetContentSize() throws Exception(Code)(Java Doc) abstract protected InputStream doGetInputStream() throws Exception(Code)(Java Doc) protected long doGetLastModifiedTime() throws Exception(Code)(Java Doc) protected OutputStream doGetOutputStream(boolean bAppend) throws Exception(Code)(Java Doc) protected RandomAccessContent doGetRandomAccessContent(RandomAccessMode mode) throws Exception(Code)(Java Doc) abstract protected FileType doGetType() throws Exception(Code)(Java Doc) protected boolean doIsHidden() throws Exception(Code)(Java Doc) protected boolean doIsReadable() throws Exception(Code)(Java Doc) protected boolean doIsSameFile(FileObject destFile) throws FileSystemException(Code)(Java Doc) protected boolean doIsWriteable() throws Exception(Code)(Java Doc) abstract protected String[] doListChildren() throws Exception(Code)(Java Doc) protected FileObject[] doListChildrenResolved() throws Exception(Code)(Java Doc) protected void doRemoveAttribute(String atttrName) throws Exception(Code)(Java Doc) protected void doRename(FileObject newfile) throws Exception(Code)(Java Doc) protected void doSetAttribute(String atttrName, Object value) throws Exception(Code)(Java Doc) protected boolean doSetLastModTime(long modtime) throws Exception(Code)(Java Doc) protected void doSetLastModifiedTime(long modtime) throws Exception(Code)(Java Doc) protected void endOutput() throws Exception(Code)(Java Doc) public boolean exists() throws FileSystemException(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) public FileObject[] findFiles(FileSelector selector) throws FileSystemException(Code)(Java Doc) public void findFiles(FileSelector selector, boolean depthwise, List selected) throws FileSystemException(Code)(Java Doc) public FileObject getChild(String name) throws FileSystemException(Code)(Java Doc) public FileObject[] getChildren() throws FileSystemException(Code)(Java Doc) public FileContent getContent() throws FileSystemException(Code)(Java Doc) protected FileContentInfoFactory getFileContentInfoFactory()(Code)(Java Doc) public FileOperations getFileOperations() throws FileSystemException(Code)(Java Doc) public FileSystem getFileSystem()(Code)(Java Doc) public InputStream getInputStream() throws FileSystemException(Code)(Java Doc) public FileName getName()(Code)(Java Doc) public OutputStream getOutputStream() throws FileSystemException(Code)(Java Doc) public OutputStream getOutputStream(boolean bAppend) throws FileSystemException(Code)(Java Doc) public FileObject getParent() throws FileSystemException(Code)(Java Doc) public RandomAccessContent getRandomAccessContent(RandomAccessMode mode) throws FileSystemException(Code)(Java Doc) public FileType getType() throws FileSystemException(Code)(Java Doc) public URL getURL() throws FileSystemException(Code)(Java Doc) protected void handleChanged() throws Exception(Code)(Java Doc) protected void handleCreate(FileType newType) throws Exception(Code)(Java Doc) protected void handleDelete() throws Exception(Code)(Java Doc) public void holdObject(Object strongRef)(Code)(Java Doc) protected void injectType(FileType fileType)(Code)(Java Doc) public boolean isAttached()(Code)(Java Doc) public boolean isContentOpen()(Code)(Java Doc) public boolean isHidden() throws FileSystemException(Code)(Java Doc) public boolean isReadable() throws FileSystemException(Code)(Java Doc) protected boolean isSameFile(FileObject destFile) throws FileSystemException(Code)(Java Doc) public boolean isWriteable() throws FileSystemException(Code)(Java Doc) public void moveTo(FileObject destFile) throws FileSystemException(Code)(Java Doc) protected void notifyAllStreamsClosed()(Code)(Java Doc) protected void onChange() throws Exception(Code)(Java Doc) protected void onChildrenChanged(FileName child, FileType newType) throws Exception(Code)(Java Doc) public void refresh() throws FileSystemException(Code)(Java Doc) public FileObject resolveFile(String name, NameScope scope) throws FileSystemException(Code)(Java Doc) public FileObject resolveFile(String path) throws FileSystemException(Code)(Java Doc) public String toString()(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)