davmail.util

Class IOUtil

java.lang.Object

davmail.util.IOUtil

public final class IOUtil
extends Object

Input output functions.

Method Summary

Modifier and Type	Method and Description
static byte[]	convertToBytes(org.codehaus.jettison.json.JSONObject jsonObject)
static byte[]	decodeBase64(String encoded) Decode base64 input string, return byte array.
static String	decodeBase64AsString(String encoded) Decode base64 input string, return content as UTF-8 String.
static byte[]	encodeBase64(byte[] value) Base64 encode value.
static byte[]	encodeBase64(javax.mail.internet.MimeMessage mimeMessage) Encodes the content of the provided MimeMessage into a Base64-encoded byte array.
static byte[]	encodeBase64(String value) Base64 encode value.
static String	encodeBase64AsString(byte[] value) Base64 encode value.
static String	encodeBase64AsString(String value) Base64 encode value.
static byte[]	readFully(InputStream inputStream) Read all inputStream content to a byte array.
static BufferedImage	resizeImage(BufferedImage inputImage, int max) Resize image to a max width or height image size.
static byte[]	resizeImage(byte[] inputBytes, int max) Resize image bytes to a max width or height image size.
static void	write(InputStream inputStream, OutputStream outputStream) Write all input stream content to output stream.

Methods inherited from class java.lang.Object

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

Method Detail

write

public static void write(InputStream inputStream,
                         OutputStream outputStream)
                  throws IOException

Write all input stream content to output stream.

Parameters:

inputStream - input stream

outputStream - output stream

Throws:

IOException - on error

decodeBase64

public static byte[] decodeBase64(String encoded)

Decode base64 input string, return byte array.

Parameters:

encoded - Base64 encoded string

Returns:

decoded content as byte array

decodeBase64AsString

public static String decodeBase64AsString(String encoded)

Decode base64 input string, return content as UTF-8 String.

Parameters:

encoded - Base64 encoded string

Returns:

decoded content as byte array

encodeBase64AsString

public static String encodeBase64AsString(String value)

Base64 encode value.

Parameters:

value - input value

Returns:

base64 value

encodeBase64AsString

public static String encodeBase64AsString(byte[] value)

Base64 encode value.

Parameters:

value - input value

Returns:

base64 value

encodeBase64

public static byte[] encodeBase64(String value)

Base64 encode value.

Parameters:

value - input value

Returns:

base64 value

encodeBase64

public static byte[] encodeBase64(byte[] value)

Base64 encode value.

Parameters:

value - input value

Returns:

base64 value

encodeBase64

public static byte[] encodeBase64(javax.mail.internet.MimeMessage mimeMessage)
                           throws IOException

Encodes the content of the provided MimeMessage into a Base64-encoded byte array.

Parameters:

mimeMessage - the MimeMessage object whose content is to be encoded

Returns:

a byte array containing the Base64-encoded content of the MimeMessage

Throws:

IOException - if an I/O error occurs during encoding or if a MessagingException occurs

resizeImage

public static byte[] resizeImage(byte[] inputBytes,
                                 int max)
                          throws IOException

Resize image bytes to a max width or height image size.

Parameters:

inputBytes - input image bytes

max - max size

Returns:

scaled image bytes

Throws:

IOException - on error

resizeImage

public static BufferedImage resizeImage(BufferedImage inputImage,
                                        int max)

Resize image to a max width or height image size.

Parameters:

inputImage - input image

max - max size

Returns:

scaled image

readFully

public static byte[] readFully(InputStream inputStream)
                        throws IOException

Read all inputStream content to a byte array.

Parameters:

inputStream - input stream

Returns:

content as byte array

Throws:

IOException - on error

convertToBytes

public static byte[] convertToBytes(org.codehaus.jettison.json.JSONObject jsonObject)
                             throws IOException

Throws:

IOException