com.ge.research.utils
Class StringUtils

java.lang.Object
  com.ge.research.utils.StringUtils

Direct Known Subclasses:

StringUtils

public class StringUtils

extends java.lang.Object

A utility class with common useful string constants and common useful string methods.

Version:

$Revision: 1.1 $ $Date: 2006/08/11 00:17:39 $

Author:

garbiras

Created on:

Aug 20, 2002

Field Summary

static java.lang.String	DOUBLEQUOTE The double quotation mark Defined here for efficiency, rather than have to construct a new String object each time to deal with the quotation marks.
static java.lang.String	EMPTY_STRING The empty string Defined here for efficiency, rather than have to construct a new String object each time to deal with the empty string.
protected static java.lang.String	LOWERCASE_LETTERS The set of lowercase letters
static java.lang.String	NEWLINE The new line character Defined here for efficiency, rather than have to construct a new String object each time to deal with a newline.
static java.lang.String	SINGLEQUOTE The single quotation mark Defined here for efficiency, rather than have to construct a new String object each time to deal with the quotation marks.
static java.lang.String	SPACE The space chacter mark Defined here for efficiency, rather than have to construct a new String object each time to deal with a space string.
static java.lang.String	TAB The tab character Defined here for efficiency, rather than have to construct a new String object each time to deal with a tab.
protected static java.lang.String	UPPERCASE_LETTERS The set of uppercase letters

Constructor Summary

StringUtils()

Method Summary

static java.lang.String	initCap(java.lang.String string) Capitalizes the first character of the string.
static boolean	isNullOrEmpty(java.lang.String testcase) Checks the testcase to see if it is null or equal to the EMPTY_STRING
static java.lang.String	separateInitCapString(java.lang.String string) Separates a string that is in "INIT CAP" form, i.e.

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_STRING

public static final java.lang.String EMPTY_STRING

The empty string Defined here for efficiency, rather than have to construct a new String object each time to deal with the empty string.

See Also:

Constant Field Values

SPACE

public static final java.lang.String SPACE

The space chacter mark Defined here for efficiency, rather than have to construct a new String object each time to deal with a space string.

See Also:

Constant Field Values

DOUBLEQUOTE

public static final java.lang.String DOUBLEQUOTE

The double quotation mark Defined here for efficiency, rather than have to construct a new String object each time to deal with the quotation marks.

See Also:

Constant Field Values

SINGLEQUOTE

public static final java.lang.String SINGLEQUOTE

The single quotation mark Defined here for efficiency, rather than have to construct a new String object each time to deal with the quotation marks.

See Also:

Constant Field Values

NEWLINE

public static final java.lang.String NEWLINE

The new line character Defined here for efficiency, rather than have to construct a new String object each time to deal with a newline.

See Also:

Constant Field Values

TAB

public static final java.lang.String TAB

The tab character Defined here for efficiency, rather than have to construct a new String object each time to deal with a tab.

See Also:

Constant Field Values

UPPERCASE_LETTERS

protected static final java.lang.String UPPERCASE_LETTERS

The set of uppercase letters

See Also:

Constant Field Values

LOWERCASE_LETTERS

protected static final java.lang.String LOWERCASE_LETTERS

The set of lowercase letters

See Also:

Constant Field Values

Constructor Detail

StringUtils

public StringUtils()

Method Detail

isNullOrEmpty

public static final boolean isNullOrEmpty(java.lang.String testcase)

Checks the testcase to see if it is null or equal to the EMPTY_STRING

Parameters:

testcase - the string to test

Returns:

true if testcase is null or equal to EMPTY_STRING; false otherwise.

initCap

public static java.lang.String initCap(java.lang.String string)

Capitalizes the first character of the string.

Parameters:

string - the string to capitalize

Returns:

The capitalized string. null if the string was null to begin with.

separateInitCapString

public static java.lang.String separateInitCapString(java.lang.String string)

Separates a string that is in "INIT CAP" form, i.e. "HelloThereMan" into a string with the init cap sections seperated with spaces, i.e. "Hello There Man"

Parameters:

string - the string to insert spaces into

Returns:

The readable init cap string. null if the string was null to begin with.