Text To HTML : HTML Output « Servlets « Java

1. Java
2. Servlets
3. HTML Output

Text To HTML

   

/*
    GNU LESSER GENERAL PUBLIC LICENSE
    Copyright (C) 2006 The XAMJ Project

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Contact info: lobochief@users.sourceforge.net
*/

public class Html {
  public static String textToHTML(String text) {
    if(text == null) {
      return null;
    }
    int length = text.length();
    boolean prevSlashR = false;
    StringBuffer out = new StringBuffer();
    for(int i = 0; i < length; i++) {
      char ch = text.charAt(i);
      switch(ch) {
      case '\r':
        if(prevSlashR) {
          out.append("<br>");         
        }
        prevSlashR = true;
        break;
      case '\n':
        prevSlashR = false;
        out.append("<br>");
        break;
      case '"':
        if(prevSlashR) {
          out.append("<br>");
          prevSlashR = false;         
        }
        out.append("&quot;");
        break;
      case '<':
        if(prevSlashR) {
          out.append("<br>");
          prevSlashR = false;         
        }
        out.append("&lt;");
        break;
      case '>':
        if(prevSlashR) {
          out.append("<br>");
          prevSlashR = false;         
        }
        out.append("&gt;");
        break;
      case '&':
        if(prevSlashR) {
          out.append("<br>");
          prevSlashR = false;         
        }
        out.append("&amp;");
        break;
      default:
        if(prevSlashR) {
          out.append("<br>");
          prevSlashR = false;         
        }
        out.append(ch);
        break;
      }
    }
    return out.toString();
  }
}

   
    
    
  

Related examples in the same category

1.	Servlet Output HTML Demo
2.	Servlet Display Static HTML
3.	Prints a conversion table of miles per gallon to kilometers per liter
4.	Servlet: Print Table
5.	Html utilities
6.	Html Parse Servlet
7.	Escape and unescape string
8.	Escapes newlines, tabs, backslashes, and quotes in the specified string
9.	Web Calendar
10.	HTML Helper
11.	Escape HTML
12.	Convert HTML to text
13.	Unescape HTML
14.	Java object representations of the HTML table structure
15.	Entity Decoder
16.	Format a color to HTML RGB color format (e.g. #FF0000 for Color.red)
17.	Definitions of HTML character entities and conversions between unicode characters and HTML character entities
18.	Encode special characters and do formatting for HTML output
19.	HTML color names
20.	Utility methods for dealing with HTML
21.	Filter the specified message string for characters that are sensitive in HTML
22.	A collection of all character entites defined in the HTML4 standard.
23.	Decode an HTML color string like '#F567BA;' into a Color
24.	Normalize Post Data
25.	Get HTML Color String from Java Color object
26.	HTML Decoder
27.	HTML Parser
28.	HTML color and Java Color
29.	HTML form Utilites
30.	Html Dimensions
31.	break Lines with HTML
32.	insert HTML block dynamically
33.	Convert an integer to an HTML RGB value
34.	Convert to HTML string