org.semanticdesktop.aperture.util
Class StringUtil

java.lang.Object
  org.semanticdesktop.aperture.util.StringUtil

public class StringUtil
extends Object

Provides utility methods for String handling.

Constructor Summary

StringUtil()

Method Summary

static String	replace(String olds, String news, String text) Substitute String "old" by String "new" in String "text" everywhere.
static String	sha1Hash(byte[] bytes) Computes the SHA1 hash for the given byte array.
static String	sha1Hash(String string) Computes the SHA1 hash for the given string.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringUtil

public StringUtil()

Method Detail

replace

public static String replace(String olds,
                             String news,
                             String text)

Substitute String "old" by String "new" in String "text" everywhere.

Parameters:

olds - The String to be substituted.

news - The String containing the new content.

text - The String in which the substitution is done.

Returns:

The result String containing the substitutions; if no substitutions were made, the specified 'text' instance is returned.

sha1Hash

public static String sha1Hash(String string)

Computes the SHA1 hash for the given string.

The code has been 'borrowed' from the mimedir-parser available from http://ilrt.org/discovery/2003/02/cal/mimedir-parser/

Parameters:

string - The string for which we'd like to get the SHA1 hash.

Returns:

The generated SHA1 hash

sha1Hash

public static String sha1Hash(byte[] bytes)

Computes the SHA1 hash for the given byte array.

Parameters:

bytes - the byte array

Returns:

SHA1 hash for the given byte array