System.Text.RegularExpressions.Regex Pattern java.util.regex.* java.util.regex.* new Pattern() pattern System.String java.util.regex.* Pattern.compile(${pattern}) System.Text.RegularExpressions.Match Match System.String input ${this}.matcher(${input}) System.Boolean IsMatch System.String input ${this}.matcher(${input}).matches() System.Boolean IsMatch System.String input System.String pattern java.util.regex.* Pattern.compile(${pattern}).matcher(${input}).matches() System.String Replace System.String input System.String pattern System.String replacement java.util.regex.* Pattern.compile(${pattern}).matcher(${input}).replaceAll(${replacement})