be.fgov.ehealth.etee.crypto.utils

Class IoUtils

java.lang.Object

be.fgov.ehealth.etee.crypto.utils.IoUtils

public final class IoUtils
extends java.lang.Object

Class grouping useful IO operations.

To limit the dependencies of eHealth's Crypto lib these operations were put here, in stead of adding a dependency to a library like Spring.

Method Summary

Modifier and Type	Method and Description
static java.io.FileInputStream	openFileInputStream(java.lang.String pathname) Opens an InputStream to a file.
static java.io.FileOutputStream	openFileOutputStream(java.lang.String pathname) Opens an OutputStream to a file.
static byte[]	readFile(java.lang.String pathname) Reads the data of a file into a byte[].
static java.io.File	writeToFile(byte[] data, java.lang.String pathname) Writes data to a file with the given pathname.

Methods inherited from class java.lang.Object

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

Method Detail

writeToFile

public static java.io.File writeToFile(byte[] data,
                                       java.lang.String pathname)

Writes data to a file with the given pathname. 'Checked' IOExceptions are transformed to 'unchecked' RuntimeExceptions for convenience.

Parameters:

data - the data to write

pathname - the path to the output file

Returns:

File

readFile

public static byte[] readFile(java.lang.String pathname)

Reads the data of a file into a byte[]. 'Checked' IOExceptions are transformed to 'unchecked' RuntimeExceptions for convenience.

Parameters:

pathname - path of the file to read.

Returns:

byte array of the data read.

openFileInputStream

public static java.io.FileInputStream openFileInputStream(java.lang.String pathname)

Opens an InputStream to a file. 'Checked' FileNotFoundException are transformed to 'unchecked' RuntimeExceptions for convenience.

Parameters:

pathname - path of the file to read.

Returns:

FileInputStream to the file.

openFileOutputStream

public static java.io.FileOutputStream openFileOutputStream(java.lang.String pathname)

Opens an OutputStream to a file. 'Checked' FileNotFoundException are transformed to 'unchecked' RuntimeExceptions for convenience.

Parameters:

pathname - path of the file to write to.

Returns:

FileOutputStream to the file