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SCJP
1.
Java Source And Data Type
2.
Operators
3.
Modifiers
4.
Type Casting
5.
Statements
6.
Object Oriented
7.
Thread
8.
Utility Classes
9.
File
SCJP
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File
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File
9.1.File
9.1.1.
java.io.File class represents the name of a file or directory that might exist on the file system.
9.1.2.
File: boolean exists() Returns true if the file or directory exists; otherwise returns false.
9.1.3.
File: String getAbsolutePath() Returns the absolute (that is, not relative) path of the file or directory.
9.1.4.
File: String getCanonicalPath() Returns the canonical path of the file or directory.
9.1.5.
File: String getName() Returns the name of the file or directory.
9.1.6.
File: String getParent() Returns the name of the directory that contains the File.
9.1.7.
File: boolean isDirectory() Returns true if the File object describes a directory that exists on the file system.
9.1.8.
File: boolean isFile() Returns true if the File object describes a file that exists on the file system.
9.1.9.
File: String[] list() Returns an array of the files and directories within the File instance.
9.1.10.
File: boolean canRead() Returns true if the file or directory may be read.
9.1.11.
boolean canWrite() Returns true if the file or directory may be modified.
9.1.12.
boolean createNewFile() Creates a new empty file
9.1.13.
boolean delete() Attempts to delete the file or directory.
9.1.14.
long length() Returns the length of the file.
9.1.15.
boolean mkdir() Attempts to create a directory whose path is described by the current instance of File.
9.1.16.
boolean renameTo(Filenewname) Renames the file or directory.
9.1.17.
Creating Files Using Class File
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