public static String asString() {
    StringWriter sw = new StringWriter(256);
    PrintWriter pw = new PrintWriter(sw);
    print(pw);
    pw.flush();
    return sw.toString();
  }
This class provides build and version information about GemFire. It gathers this information from
the resource property file for this class.
geode-core/src/main/java/org/apache/geode/internal/GemFireVersion.java