Splits the provided text into an array, separator specified. : String split « Data Type « Java

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. JDK 6
25. JNDI LDAP
26. JPA
27. JSP
28. JSTL
29. Language Basics
30. Network Protocol
31. PDF RTF
32. Reflection
33. Regular Expressions
34. Scripting
35. Security
36. Servlets
37. Spring
38. Swing Components
39. Swing JFC
40. SWT JFace Eclipse
41. Threads
42. Tiny Application
43. Velocity
44. Web Services SOA
45. XML
Java Tutorial
Java Source Code / Java Documentation
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Java » Data Type » String splitScreenshots 
Splits the provided text into an array, separator specified.
    
/*
 * 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.
 */
import java.util.ArrayList;
import java.util.List;

public class Main {

  /**
   * <p>Splits the provided text into an array, separator specified.
   * This is an alternative to using StringTokenizer.</p>
   *
   * <p>The separator is not included in the returned String array.
   * Adjacent separators are treated as one separator.
   * For more control over the split use the StrTokenizer class.</p>
   *
   * <p>A <code>null</code> input String returns <code>null</code>.</p>
   *
   * <pre>
   * StringUtils.split(null, *)         = null
   * StringUtils.split("", *)           = []
   * StringUtils.split("a.b.c", '.')    = ["a", "b", "c"]
   * StringUtils.split("a..b.c", '.')   = ["a", "b", "c"]
   * StringUtils.split("a:b:c", '.')    = ["a:b:c"]
   * StringUtils.split("a b c", ' ')    = ["a", "b", "c"]
   * </pre>
   *
   @param str  the String to parse, may be null
   @param separatorChar  the character used as the delimiter
   @return an array of parsed Strings, <code>null</code> if null String input
   @since 2.0
   */
  public static String[] split(String str, char separatorChar) {
      return splitWorker(str, separatorChar, false);
  }

/**
 * Performs the logic for the <code>split</code> and 
 * <code>splitPreserveAllTokens</code> methods that do not return a
 * maximum array length.
 *
 @param str  the String to parse, may be <code>null</code>
 @param separatorChar the separate character
 @param preserveAllTokens if <code>true</code>, adjacent separators are
 * treated as empty token separators; if <code>false</code>, adjacent
 * separators are treated as one separator.
 @return an array of parsed Strings, <code>null</code> if null String input
 */
private static String[] splitWorker(String str, char separatorChar, boolean preserveAllTokens) {
    // Performance tuned for 2.0 (JDK1.4)

    if (str == null) {
        return null;
    }
    int len = str.length();
    if (len == 0) {
        return new String[0];
    }
    List list = new ArrayList();
    int i = 0, start = 0;
    boolean match = false;
    boolean lastMatch = false;
    while (i < len) {
        if (str.charAt(i== separatorChar) {
            if (match || preserveAllTokens) {
                list.add(str.substring(start, i));
                match = false;
                lastMatch = true;
            }
            start = ++i;
            continue;
        }
        lastMatch = false;
        match = true;
        i++;
    }
    if (match || (preserveAllTokens && lastMatch)) {
        list.add(str.substring(start, i));
    }
    return (String[]) list.toArray(new String[list.size()]);
}

}

   
    
    
    
  
Related examples in the same category
1. The string passed to the split method is a regular expression
2. String.split(): " s".split(" ") -> {"","","s"}
3. String.split(): "".split("") (one empty string value array)
4. String.split(): " ".split(" ") -> {} (Empty array)
5. String.split(): " ".split(" ") ->(Empty array too)
6. String.split(): " s ".split(" ") -> {"","","s"} (!) (space before and after)
7. " ".split(" ") generates a NullPointerException
8. Using split() with a space can be a problem
9. String.split() is based on regular expression
10. Split a string using String.split()
11. Split by dot
12. Special character needs to be escaped with a \
13. Escape special character with a \
14. Keep the empty strings
15. Specify a regular expression to match one or more spaces
16. Split a String
17. Using second argument in the String.split() method to control the maximum number of substrings generated by splitting a string.
18. Special characters needs to be escaped while providing them as delimeters like "." and "|".
19. Control the maximum number of substrings generated by splitting a string.
20. Split with regular expression
21. Pattern Splitting for space splittor
22. Split Strings with Patterns: split("[-/%]")
23. Use split() to extract substrings from a string.
24. Split on word boundaries.
25. Split same string on commas and zero or more spaces.
26. Split on word boundaries, but allow embedded periods and @.
27. Split on various punctuation and zero or more trailing spaces.
28. Parsing Character-Separated Data with a Regular Expression
29. Parse a line whose separator is a comma followed by a space
30. Parse a line with and's and or's
31. Split up a string into multiple strings based on a delimiter
32. Splits a String by Character type as returned by java.lang.Character.getType(char)
33. Splits a String by char: Groups of contiguous characters of the same type are returned as complete tokens.
34. Splits a string around matches of the given delimiter character.
35. Splits the provided text into an array with a maximum length, separators specified, preserving all tokens, including empty tokens created by adjacent separators.
36. Splits the provided text into an array with a maximum length, separators specified.
37. Splits the provided text into an array, separator specified, preserving all tokens, including empty tokens created by adjacent separators.
38. Splits the provided text into an array, separator string specified. Returns a maximum of max substrings.
39. Splits the provided text into an array, separators specified, preserving all tokens, including empty tokens created by adjacent separators.
40. Splits the provided text into an array, separators specified. This is an alternative to using StringTokenizer.

41. Splits the provided text into an array, using whitespace as the separator, preserving all tokens, including empty tokens created by adjacent separators.
42. Break a string into tokens
43. String split on multicharacter delimiter
44. Split the source into two strings at the first occurrence of the splitter Subsequent occurrences are not treated specially, and may be part of the second string.
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.