Package edu.berkeley.cs.jqf.fuzz.util

Class IOUtils

java.lang.Object

edu.berkeley.cs.jqf.fuzz.util.IOUtils

public class IOUtils
extends Object

Utility class containing static methods for common I/O operations

Author:

Rohan Padhye

Constructor Summary

Constructors

Constructor	Description
IOUtils()

Method Summary

Modifier and Type	Method	Description
static File	createDirectory(File newDir)	Creates a new writable directory.
static File	createDirectory(File parent, String name)	Creates a new writable directory in a given parent directory.
static File[]	resolveInputFileOrDirectory(File file)	Resolves an input file or a directory of files.

Methods inherited from class java.lang.Object

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

Constructor Detail

IOUtils

public IOUtils()

Method Detail

resolveInputFileOrDirectory

public static File[] resolveInputFileOrDirectory(File file)
                                          throws FileNotFoundException

Resolves an input file or a directory of files. This is useful for operations like providing seed inputs to a fuzzing engine or repro'ing a corpus of test inputs.

Parameters:

file - a file or directory

Returns:

a listing of files, if `file` is a directory; a list containing only `file`, if it is a regular file; `null` if `file` is also `null`

Throws:

FileNotFoundException - if file does not exist

createDirectory

public static File createDirectory(File parent,
                                   String name)
                            throws IOException

Creates a new writable directory in a given parent directory.

Parameters:

parent - the parent directory

name - the name of the new directory to create

Returns:

the newly created directory

Throws:

IOException - if a writable directory was not created

createDirectory

public static File createDirectory(File newDir)
                            throws IOException

Creates a new writable directory.

Parameters:

newDir - the new directory to create

Returns:

the newly created directory (same as `newDir`)

Throws:

IOException - if a writable directory was not created