Deletes all whitespace from a String. : String format « Data Type « Java

1. Java
2. Data Type
3. String format

Deletes all whitespace from a String.

     
/* 
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2002 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "The Jakarta Project", "Commons", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written
 *    permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache"
 *    nor may "Apache" appear in their names without prior written
 *    permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * 
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */


/**
 * max: Removed methods that dependent on anything else than common.StringUtils.
 * 
 * <p>Common <code>String</code> manipulation routines.</p>
 *
 * <p>Originally from 
 * <a href="http://jakarta.apache.org/turbine/">Turbine</a> and the
 * GenerationJavaCore library.</p>
 *
 * @author <a href="mailto:jon@latchkey.com">Jon S. Stevens</a>
 * @author <a href="mailto:dlr@finemaltcoding.com">Daniel Rall</a>
 * @author <a href="mailto:gcoladonato@yahoo.com">Greg Coladonato</a>
 * @author <a href="mailto:bayard@generationjava.com">Henri Yandell</a>
 * @author <a href="mailto:ed@apache.org">Ed Korthof</a>
 * @author <a href="mailto:rand_mcneely@yahoo.com>Rand McNeely</a>
 * @author <a href="mailto:scolebourne@joda.org>Stephen Colebourne</a>
 * @author <a href="mailto:fredrik@westermarck.com>Fredrik Westermarck</a>
 * @version $Id$
 */
public class StringUtil {
    /**
     * Deletes all whitespace from a String.
     * Whitespace is defined by Character.isWhitespace
     *
     * @param str  String target to delete whitespace from
     * @return the text without whitespace
     * @throws NullPointerException
     */
    public static String deleteWhitespace(String str) {
        StringBuffer buffer = new StringBuffer();
        int sz = str.length();
        for (int i=0; i<sz; i++) {
            if(!Character.isWhitespace(str.charAt(i) ) ) {
                buffer.append(str.charAt(i) );
            }
        }
        return buffer.toString();
    }
}

   
    
    
    
    
  

Related examples in the same category

1.	Fmt - format text (like Berkeley UNIX fmt)
2.	Demonstrate some usage patterns and format-code examples of the Formatter
3.	String.format(): right pad a string
4.	String.format(): left pad a string
5.	Format a String (JDK1.5)
6.	Pass value array to String.format()
7.	Format Calendar with String.format()
8.	Abbreviates a String using ellipses in both sides.
9.	Abbreviates a String using ellipses.
10.	Abbreviate string
11.	Word Wrap
12.	Centers a String in a larger String of size size using the space character (' ').
13.	Centers a String in a larger String of size size. Uses a supplied String as the value to pad the String with.
14.	Centers a String in a larger String of size size. Uses a supplied character as the value to pad the String with.
15.	Capitalize the first character of the given string
16.	Capitalize the first letter but leave the rest as they are.
17.	Capitalizes a String changing the first letter to title case as Character.toTitleCase(char). No other letters are changed.
18.	Format strings into table
19.	Center the contents of the string.
20.	Truncate the supplied string to be no more than the specified length.
21.	Replace, remove, format strings
22.	Adds spaces in suitable locations of the input string
23.	Blank string: empty or white space
24.	Capital and uncapital strings
25.	Capitalizes the first character of the given string
26.	Utilities for String formatting, manipulation, and queries
27.	Fast lower case conversion
28.	Format a percentage for presentation to the user
29.	Left justify the contents of the string, ensuring that the supplied string begins at the first character and that the resulting string is of the desired length.
30.	Transforms words to singular, plural, humanized (human readable), underscore, camel case, or ordinal form
31.	Escapes all necessary characters in the String so that it can be used in SQL
32.	Escapes all necessary characters in the String so that it can be used in an XML doc
33.	Adds zeros to the beginning of a value so that the total length matches the given precision, otherwise trims the right digits.
34.	Right justify string, ensuring that the string ends at the last character
35.	Makes the first letter caps and the rest lowercase.
36.	Quote a string so that it can be used as an identifier or a string literal in SQL statements.
37.	Remove the hyphens from the begining of str and return the new String.
38.	Swaps the case of a String changing upper and title case to lower case, and lower case to upper case.
39.	Uncapitalizes a String changing the first letter to title case as per Character.toLowerCase(char). No other letters are changed.
40.	Capitlize each word in a string (journal titles, etc)
41.	Uncapitalize String
42.	Utility inserts a space before every caps in a string
43.	convert String array To Comma Delimited
44.	Constructs a method name from element's bean name for a given prefix
45.	break Lines
46.	Limit the string to a certain number of characters, adding "..." if it was truncated
47.	Capicalizes the first letter of a string
48.	Add delimiters to a string.
49.	Get Truncated String
50.	Convert to $(Dollars) string
51.	Convert string to multiline
52.	Trim string from left or right
53.	implode and explode string
54.	To Upper Case First Char
55.	Left trim and right trim
56.	capitalize and uncapitalize