com.sun.mail.mbox.FileInterface Maven / Gradle / Ivy
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/*
* %W% %E%
*/
package com.sun.mail.mbox;
import java.io.File;
import java.io.FilenameFilter;
public interface FileInterface {
/**
* Gets the name of the file. This method does not include the
* directory.
* @return the file name.
*/
public String getName();
/**
* Gets the path of the file.
* @return the file path.
*/
public String getPath();
/**
* Gets the absolute path of the file.
* @return the absolute file path.
*/
public String getAbsolutePath();
/**
* Gets the official, canonical path of the File.
* @return canonical path
*/
// XXX - JDK1.1
// public String getCanonicalPath();
/**
* Gets the name of the parent directory.
* @return the parent directory, or null if one is not found.
*/
public String getParent();
/**
* Returns a boolean indicating whether or not a file exists.
*/
public boolean exists();
/**
* Returns a boolean indicating whether or not a writable file
* exists.
*/
public boolean canWrite();
/**
* Returns a boolean indicating whether or not a readable file
* exists.
*/
public boolean canRead();
/**
* Returns a boolean indicating whether or not a normal file
* exists.
*/
public boolean isFile();
/**
* Returns a boolean indicating whether or not a directory file
* exists.
*/
public boolean isDirectory();
/**
* Returns a boolean indicating whether the file name is absolute.
*/
public boolean isAbsolute();
/**
* Returns the last modification time. The return value should
* only be used to compare modification dates. It is meaningless
* as an absolute time.
*/
public long lastModified();
/**
* Returns the length of the file.
*/
public long length();
/**
* Creates a directory and returns a boolean indicating the
* success of the creation. Will return false if the directory already
* exists.
*/
public boolean mkdir();
/**
* Renames a file and returns a boolean indicating whether
* or not this method was successful.
* @param dest the new file name
*/
public boolean renameTo(File dest);
/**
* Creates all directories in this path. This method
* returns true if the target (deepest) directory was created,
* false if the target directory was not created (e.g., if it
* existed previously).
*/
public boolean mkdirs();
/**
* Lists the files in a directory. Works only on directories.
* @return an array of file names. This list will include all
* files in the directory except the equivalent of "." and ".." .
*/
public String[] list();
/**
* Uses the specified filter to list files in a directory.
* @param filter the filter used to select file names
* @return the filter selected files in this directory.
* @see FilenameFilter
*/
public String[] list(FilenameFilter filter);
/**
* Deletes the specified file. Returns true
* if the file could be deleted.
*/
public boolean delete();
}