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POProcessing a String and replacing al URL's with working links via Java
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  1. POProcessing a String and replacing al URL's with working links via Java
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    copied!<p>How would I transform a text like the following or any other text containing an URL (http ftp etc)</p> <blockquote> <p>Go to this link <a href="http://www.google.com" rel="nofollow">http://www.google.com</a> (ofc stack overflow already does this, on my website this is just plain text);</p> </blockquote> <p>Into this</p> <blockquote> <p>Go to this link <code>&lt;a href="http://www.google.com"&gt;www.google.com&lt;/a&gt;</code></p> </blockquote> <p>I've come up with this method</p> <pre><code>public String transformURLIntoLinks(String text){ String urlValidationRegex = "(https?|ftp)://(www\\d?|[a-zA-Z0-9]+)?.[a-zA-Z0-9-]+(\\:|.)([a-zA-Z0-9.]+|(\\d+)?)([/?:].*)?"; Pattern p = Pattern.compile(urlValidationRegex); Matcher m = p.matcher(text); StringBuffer sb = new StringBuffer(); while(m.find()){ String found =m.group(1); //this String is only made of the http or ftp (just the first part of the link) m.appendReplacement(sb, "&lt;a href='"+found+"'&gt;"+found+"&lt;/a&gt;"); // the result would be &lt;a href="http"&gt;"http"&lt;/a&gt; } m.appendTail(sb); return sb.toString(); } </code></pre> <p>The problem is the regexes i've tried match only the first part("http" or "ftp").</p> <p>My output becomes: <code>Go to this link &lt;a href='http'&gt;http&lt;/a&gt;</code></p> <p>It should be this </p> <p><code>Go to this link &lt;a href='http://www.google.com'&gt;http://www.google.com&lt;/a&gt;</code></p>
 

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