org.esau.ptarmigan.util
Class HelperMisc

java.lang.Object
  |
  +--org.esau.ptarmigan.util.HelperMisc

public final class HelperMisc

extends java.lang.Object

Some static methods of general use

Version:

$Revision: 1.3 $ $Date: 2002/09/19 03:35:45 $

Author:

Reed Esau

Constructor Summary

HelperMisc()

Method Summary

static java.lang.String	clean(java.lang.String str) Removes all chars that do not fit into the categories (isLetterOrDigit, isWhitespace, printable ASCII); does not trim().
static java.lang.String	cleanAlpha(java.lang.String str) Removes all non-alpha chars
static int	parseInt(java.lang.String str, int default_val) a safe integer parser
static boolean	startsWith(byte[] haystack, int haystack_offset, int haystack_count, byte[] needle) is the needle the first thing in the haystack?

Methods inherited from class java.lang.Object

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

Constructor Detail

HelperMisc

public HelperMisc()

Method Detail

parseInt

public static int parseInt(java.lang.String str,
                           int default_val)

a safe integer parser

startsWith

public static boolean startsWith(byte[] haystack,
                                 int haystack_offset,
                                 int haystack_count,
                                 byte[] needle)

is the needle the first thing in the haystack?

cleanAlpha

public static java.lang.String cleanAlpha(java.lang.String str)

Removes all non-alpha chars

Returns:

"" if all characters stripped.

clean

public static java.lang.String clean(java.lang.String str)

Removes all chars that do not fit into the categories (isLetterOrDigit, isWhitespace, printable ASCII); does not trim(). TODO: figure out some way to include non-ASCII punctuation characters.

Returns:

"" if all characters stripped.