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POFlex RegExp to Java RegExp
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copied!<p>Recently i was looking for help to extract some pattern of a URL using RegExp in flex, Few guys kindly helped me to get it done. <a href="https://stackoverflow.com/questions/7358756/how-to-extract-specific-parts-of-a-url-and-replace-with-different-data">See this</a> I need to do it again in java layer, i tried to applied the same regExp pattern in java, but it gives me an error.</p> <pre><code>var s:String = "www.something.com@param1={{^User Name^}},{{^,e,^}},param2={{^user id^}}"; var userPattern:RegExp = /(?<=param1=)({{\^)([A-Za-z0-9\^}}{{, ])*(})/; var userIdPattern:RegExp = /(?<=param2=)({{\^)([A-Za-z0-9\^}}{{, ])*(})/; s = s.replace(userPattern,'username'); s = s.replace(userIdPattern,'user_id'); </code></pre> <p>This gives the www.something.com@param1=username,param2=user_id.</p> <p>Can somebody help me out to do this in java layer, relavent regular expression is enough.</p> <p>This is what i tried in java,</p> <pre><code>String url = "http://www.google.com/@param1={{^Case Name^}},param2={{^Case Id^}}"; String urlPattern = "/({{\\^)([A-Za-z0-9_\\^}}{{, ])*(})/"; Pattern paramPattern = Pattern.compile(urlPattern); Matcher matcher = paramPattern.matcher(url); System.out.println("Matches - "+matcher.matches()); System.out.println("Find - "+matcher.find()); </code></pre> <p>It gives this error</p> <blockquote> <p>Exception in thread "main" java.util.regex.PatternSyntaxException: Illegal repetition near index 1 /({{\^)([A-Za-z0-9_\^}}{{, ])*(})/</p> </blockquote>

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