java.io.File setWritable(boolean writable)

Description

On this document we will be showing a java example on how to use the setWritable(boolean writable) method of FileĀ Class. This methodĀ isĀ a convenience method to set the owner’s write permission for this abstract pathname. On some platforms it may be possible to start the Java virtual machine with special privileges that allow it to modify files that disallow write operations.

An invocation of this method of the form file.setWritable(arg) behaves in exactly the same way as the invocation

Throws:

  • SecurityException – If a security manager exists and its SecurityManager.checkWrite(java.lang.String) method denies write access to the file.

Method Syntax

public boolean setWritable(boolean writable)

Method Argument

Data Type Parameter Description
boolean writable If true, sets the access permission to allow write operations; if false to disallow write operations

Method Returns

This method returns boolean, true if and only if the operation succeeded. The operation will fail if the user does not have permission to change the access permissions of this abstract pathname.

Compatibility

Requires Java 1.6 and up

Java File setWritable(boolean writable) Example

Below is a java codeĀ demonstrates the use of setWritable(boolean writable)Ā method of File class. The example presented might be simple however it shows the behaviour of this method.

Sample Output

Below is the sample output when you run the above example.

java lang File setWritable(boolean writable) example output

Suggested Reading List

References