Remove/collapse multiple spaces. : String Join « Data Type « Java

Home
Java
1.2D Graphics GUI
2.3D
3.Advanced Graphics
4.Ant
5.Apache Common
6.Chart
7.Class
8.Collections Data Structure
9.Data Type
10.Database SQL JDBC
11.Design Pattern
12.Development Class
13.EJB3
14.Email
15.Event
16.File Input Output
17.Game
18.Generics
19.GWT
20.Hibernate
21.I18N
22.J2EE
23.J2ME
24.JavaFX
25.JDK 6
26.JDK 7
27.JNDI LDAP
28.JPA
29.JSP
30.JSTL
31.Language Basics
32.Network Protocol
33.PDF RTF
34.Reflection
35.Regular Expressions
36.Scripting
37.Security
38.Servlets
39.Spring
40.Swing Components
41.Swing JFC
42.SWT JFace Eclipse
43.Threads
44.Tiny Application
45.Velocity
46.Web Services SOA
47.XML
Java » Data Type » String Join 




Remove/collapse multiple spaces.
    

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.    
 */


/**

 *
 *  @author <a href="mailto:[email protected]">Jason van Zyl</a>
 *  @author <a href="mailto:[email protected]">Daniel Rall</a>
 *  @version $Id: StringUtils.java 685685 2008-08-13 21:43:27Z nbubna $
 */
public class Main {
  /**
   * Remove/collapse multiple spaces.
   *
   @param argStr string to remove multiple spaces from.
   @return String
   */
  public static String collapseSpaces(String argStr)
  {
      char last = argStr.charAt(0);
      StringBuffer argBuf = new StringBuffer();

      for (int cIdx = ; cIdx < argStr.length(); cIdx++)
      {
          char ch = argStr.charAt(cIdx);
          if (ch != ' ' || last != ' ')
          {
              argBuf.append(ch);
              last = ch;
          }
      }

      return argBuf.toString();
  }
}

   
    
    
    
  














Related examples in the same category
1.Joins array elements into a single String without specifying the start index and end index.
2.Joins array elements into a single String: specify the start index and end index.
3.Joins array elements: Null objects or empty strings within the array are represented by empty strings.
4.Joins the elements of Collection into a single String with string separator.
5.Joins the elements of Iterator into a single with char value as separator.
6.Joins the elements of the provided Collection into a single String containing the provided elements.
7.Joins the elements of the provided Iterator into a single String containing the provided elements.
8.Joins the elements of the provided array into a single String containing the provided list of elements.
9.Split and join strings
10.Split and join strings 2
11.Join String
12.Concatenates two arrays of strings
13.Join an array of strings into one delimited string
14.Reverse the split operation.
15.Converts a String array to an String, joined by the Seperator
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.