How to use

ca.uhn.hl7v2.util.Terser$PathSpec

constructor

/** Gets path information from a path spec. */
private PathSpec parsePathSpec(String spec) throws HL7Exception {
  PathSpec ps = new PathSpec();
  if (spec.startsWith(".")) {
    ps.find = true;
    spec = spec.substring(1);
  } else {
    ps.find = false;
  }
  if (spec.length() == 0) {
    throw new HL7Exception("Invalid path (some path element is either empty or contains only a dot)");
  }
  StringTokenizer tok = new StringTokenizer(spec, "()", false);
  ps.pattern = tok.nextToken();
  if (tok.hasMoreTokens()) {
    String repString = tok.nextToken();
    try {
      ps.rep = Integer.parseInt(repString);
    } catch (NumberFormatException e) {
      throw new HL7Exception(repString + " is not a valid rep #");
    }
  } else {
    ps.rep = 0;
  }
  return ps;
}

/** Gets path information from a path spec. */
private PathSpec parsePathSpec(String spec) throws HL7Exception {
  PathSpec ps = new PathSpec();
  if (spec.startsWith(".")) {
    ps.find = true;
    spec = spec.substring(1);
  } else {
    ps.find = false;
  }
  if (spec.length() == 0) {
    throw new HL7Exception("Invalid path (some path element is either empty or contains only a dot)");
  }
  StringTokenizer tok = new StringTokenizer(spec, "()", false);
  ps.pattern = tok.nextToken();
  if (tok.hasMoreTokens()) {
    String repString = tok.nextToken();
    try {
      ps.rep = Integer.parseInt(repString);
    } catch (NumberFormatException e) {
      throw new HL7Exception(repString + " is not a valid rep #");
    }
  } else {
    ps.rep = 0;
  }
  return ps;
}