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org.apache.any23.util
Class FileUtils

java.lang.Object
  org.apache.any23.util.FileUtils

public class FileUtils
extends Object

Utility class for handling files.

Author:

Michele Mostarda (mostarda@fbk.eu)

Method Summary

static void	cp(File src, File dest) Copies a file src to the dest.
static void	cp(InputStream is, File dest) Copies the content of the input stream within the given dest file.
static void	dumpContent(File f, String content) Dumps the given string within a file.
static void	dumpContent(File f, Throwable t) Dumps the stack trace of the given exception into the specified file.
static File[]	listFilesRecursively(File dir, FilenameFilter filenameFilter) Lists the content of a dir applying the specified filter.
static File	mv(File target, File dest) Moves a target file to a new dest location.
static String	readFileContent(File f) Returns the content of a file a single string.
static String[]	readFileLines(File f) Returns all the lines of a file.
static String	readResourceContent(Class clazz, String resource) Reads a resource file and returns the content as a string.
static String	readResourceContent(String resource) Reads a resource file and returns the content as a string.

Methods inherited from class java.lang.Object

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

Method Detail

mv

public static File mv(File target,
                      File dest)

Moves a target file to a new dest location.

Parameters:

target - file to be moved.

dest - dest dir.

Returns:

destination file.

cp

public static void cp(InputStream is,
                      File dest)

Copies the content of the input stream within the given dest file. The dest file must not exist.

Parameters:

is -

dest -

cp

public static void cp(File src,
                      File dest)
               throws FileNotFoundException

Copies a file src to the dest.

Parameters:

src - source file.

dest - destination file.

Throws:

FileNotFoundException - if file cannot be copied or created.

dumpContent

public static void dumpContent(File f,
                               String content)
                        throws IOException

Dumps the given string within a file.

Parameters:

f - file target.

content - content to be dumped.

Throws:

IOException

dumpContent

public static void dumpContent(File f,
                               Throwable t)
                        throws IOException

Dumps the stack trace of the given exception into the specified file.

Parameters:

f - file to generate dump.

t - exception to be dumped.

Throws:

IOException

readResourceContent

public static String readResourceContent(Class clazz,
                                         String resource)
                                  throws IOException

Reads a resource file and returns the content as a string.

Parameters:

clazz - the class to use load the resource.

resource - the resource to be load.

Returns:

the string representing the file content.

Throws:

IOException

readResourceContent

public static String readResourceContent(String resource)
                                  throws IOException

Reads a resource file and returns the content as a string.

Parameters:

resource - the resource to be load.

Returns:

the string representing the file content.

Throws:

IOException

readFileContent

public static String readFileContent(File f)
                              throws IOException

Returns the content of a file a single string.

Parameters:

f - the file to read.

Returns:

the content of file.

Throws:

IOException - if an error occurs while locating or accessing the file.

readFileLines

public static String[] readFileLines(File f)
                              throws IOException

Returns all the lines of a file.

Parameters:

f - the file to read.

Returns:

a not null array with not null line strings.

Throws:

IOException - if an error occurs while locating or accessing the file.

listFilesRecursively

public static File[] listFilesRecursively(File dir,
                                          FilenameFilter filenameFilter)

Lists the content of a dir applying the specified filter.

Parameters:

dir - directory root.

filenameFilter - filter to be applied.

Returns:

list of matching files.