import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "(<span class='customer)(' id='phone\\$1[^>]*>)([^<]+)";
final String string = "GIVEN:\n"
+ "<div>\n"
+ " <span class='customer' id='phone$0'>Home</span>\n"
+ "<br/>\n"
+ " <span class='customer' id='phone$1'>Business</span>\n"
+ "<br/>\n"
+ " <span class='customer' id='phone$2'>Mobile</span>\n"
+ "</div>\n\n"
+ "DESIRED:\n"
+ "<span class='customer NewClass' id='phone$1'>Organization</span>\n";
final String subst = "$1 NewClass$2Organization";
final Pattern pattern = Pattern.compile(regex);
final Matcher matcher = pattern.matcher(string);
// The substituted value will be contained in the result variable
final String result = matcher.replaceAll(subst);
System.out.println("Substitution result: " + result);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html