How to use

EncodingCharacters

in

ca.uhn.hl7v2.parser

/**
 * Returns an instance of encoding characters with the standard ER7 encoding characters
 * defined: |^~\&
 *
 * @return a default instance of encoding characters
 */
public static EncodingCharacters defaultInstance() {
  return new EncodingCharacters('|', null);
}

public HapiField(final Type type) {
  this.value = PipeParser.encode(type, EncodingCharacters.defaultInstance());
  final List<HL7Component> componentList = new ArrayList<>();
  if (type instanceof Composite) {
    final Composite composite = (Composite) type;
    for (final Type component : composite.getComponents()) {
      componentList.add(new HapiField(component));
    }
  }
  final ExtraComponents extra = type.getExtraComponents();
  if (extra != null && extra.numComponents() > 0) {
    final String singleFieldValue;
    if (type instanceof Primitive) {
      singleFieldValue = ((Primitive) type).getValue();
    } else {
      singleFieldValue = this.value;
    }
    componentList.add(new SingleValueField(singleFieldValue));
    for (int i = 0; i < extra.numComponents(); i++) {
      componentList.add(new HapiField(extra.getComponent(i)));
    }
  }
  this.components = Collections.unmodifiableList(componentList);
}

/** @see java.lang.Object#hashCode */
public int hashCode() {
  return 7 * (int) this.getComponentSeparator()
    * (int) this.getEscapeCharacter()
    * (int) this.getFieldSeparator()
    * (int) this.getRepetitionSeparator()
    * (int) this.getSubcomponentSeparator()
    * (int) this.getTruncationCharacter();
}  

/** copies contents of "other" */

public EncodingCharacters(EncodingCharacters other) {
  this.fieldSep = other.getFieldSeparator();
  this.encChars = new char[5];
  setComponentSeparator(other.getComponentSeparator());
  setRepetitionSeparator(other.getRepetitionSeparator());
  setEscapeCharacter(other.getEscapeCharacter());
  setSubcomponentSeparator(other.getSubcomponentSeparator());
  setTruncationCharacter(other.getTruncationCharacter());
}

encodingChars.setFieldSeparator(segment.charAt(3));
List<Integer> nodeKey = new ArrayList<Integer>();
nodeKey.add(new Integer(0));
handler.putDatum(nodeKey, String.valueOf(encodingChars.getFieldSeparator()));
encodingChars.setComponentSeparator(segment.charAt(4));
encodingChars.setRepetitionSeparator(segment.charAt(5));
encodingChars.setEscapeCharacter(segment.charAt(6));
encodingChars.setSubcomponentSeparator(segment.charAt(7));
nodeKey.set(0, new Integer(1));
handler.putDatum(nodeKey, encodingChars.toString());
if(segment.charAt(8) == encodingChars.getFieldSeparator()) {	
  ret = true; 

/**
 * Encodes the given Type, using the given encoding characters. 
 * It is assumed that the Type represents a complete field rather than a component.
 */
public static String encode(Type source, EncodingCharacters encodingChars) {
  StringBuffer field = new StringBuffer();
  for (int i = 1; i <= Terser.numComponents(source); i++) {
    StringBuffer comp = new StringBuffer();
    for (int j = 1; j <= Terser.numSubComponents(source, i); j++) {
      Primitive p = Terser.getPrimitive(source, i, j);
      comp.append(encodePrimitive(p, encodingChars));
      comp.append(encodingChars.getSubcomponentSeparator());
    }
    field.append(stripExtraDelimiters(comp.toString(), encodingChars.getSubcomponentSeparator()));
    field.append(encodingChars.getComponentSeparator());
  }
  return stripExtraDelimiters(field.toString(), encodingChars.getComponentSeparator());
  //return encode(source, encodingChars, false);
}

  setComponentSeparator('^');            
  setRepetitionSeparator('~');            
  setEscapeCharacter('\\');
  setSubcomponentSeparator('&');
  setTruncationCharacter('#');
} else {
  encodingCharacters.getChars(0, 4, this.encChars, 0);
    char extraChar = encodingCharacters.charAt(4);
    if (extraChar != fieldSeparator) {
      setTruncationCharacter(extraChar);

public static String encode(Segment source, EncodingCharacters encodingChars) {
  StringBuffer result = new StringBuffer();
  result.append(source.getName());
  result.append(encodingChars.getFieldSeparator());
        result.append(fieldText);
        if (j < reps.length - 1)
          result.append(encodingChars.getRepetitionSeparator());
      log.error("Error while encoding segment: ", e);
    result.append(encodingChars.getFieldSeparator());
  return stripExtraDelimiters(result.toString(), encodingChars.getFieldSeparator());

try {
  String[] fields = split(message.substring(0, Math.max(message.indexOf(segDelim), message.length())),
    String.valueOf(ec.getFieldSeparator()));
  wholeFieldNine = fields[8];
  String[] comps = split(wholeFieldNine, String.valueOf(ec.getComponentSeparator()));
  if (comps.length >= 3) {
    messageStructure = comps[2];

EncodingCharacters encodingCharacters = EncodingCharacters.getInstance(getMessage());
char subc = encodingCharacters.getSubcomponentSeparator();
char cmpc = encodingCharacters.getComponentSeparator();

/**
 * {@inheritDoc }
 */
public String encode() throws HL7Exception {
  return getMessage().getParser().doEncode(this, EncodingCharacters.getInstance(getMessage()));
}

  && ESCAPE_NODENAME.equals(child.getLocalName())) {
assertNamespaceURI(child.getNamespaceURI());
EncodingCharacters ec = EncodingCharacters.getInstance(datatypeObject
    .getMessage());
Element elem = (Element) child;
String attr = elem.getAttribute(ESCAPE_ATTRNAME).trim();
if (attr.length() > 0) {
  builder.append(ec.getEscapeCharacter()).append(attr)
      .append(ec.getEscapeCharacter());

for (Type stype : subComponentsInFirstField) {
  if (firstComponentValue.length() != 0) {
    char subComponentSeparator = EncodingCharacters.getInstance(segment.getMessage()).getSubcomponentSeparator();
    firstComponentValue.append(subComponentSeparator);

/**
 * Tests for extra components (i.e. any not defined in the profile)
 */
protected List<ValidationException> checkUndefinedComponents(Composite comp, int numInProfile) {
  List<ValidationException> exList = new ArrayList<>();
  StringBuilder extra = new StringBuilder();
  for (int i = numInProfile; i < comp.getComponents().length; i++) {
    try {
      String s = comp.getComponent(i).encode();
      if (s.length() > 0) {
        extra.append(s).append(enc.getComponentSeparator());
      }
    } catch (HL7Exception de) {
      exList.add(new ValidationException(de));
    }
  }
  profileViolatedWhen(extra.toString().length() > 0, exList, COMPONENT_NOT_DEFINED_IN_PROFILE, extra.toString());
  return exList;
}

  parseThisSegment = maskIt.next().startsWith(segmentIdAsDatumPath);
if(parseThisSegment && (segment.charAt(3) == encodingChars.getFieldSeparator())) {
  ER7SegmentHandler handler = new ER7SegmentHandler();
  handler.m_props = props;

char escapeChar = encChars.getEscapeCharacter();
boolean foundEscapeChar = false;
for (int i = 0; i < text.length(); i++) {

/** copies contents of "other" */

public EncodingCharacters(EncodingCharacters other) {
  this.fieldSep = other.getFieldSeparator();
  this.encChars = new char[5];
  setComponentSeparator(other.getComponentSeparator());
  setRepetitionSeparator(other.getRepetitionSeparator());
  setEscapeCharacter(other.getEscapeCharacter());
  setSubcomponentSeparator(other.getSubcomponentSeparator());
  setTruncationCharacter(other.getTruncationCharacter());
}

encodingChars.setFieldSeparator(segment.charAt(3));
List<Integer> nodeKey = new ArrayList<Integer>();
nodeKey.add(new Integer(0));
handler.putDatum(nodeKey, String.valueOf(encodingChars.getFieldSeparator()));
encodingChars.setComponentSeparator(segment.charAt(4));
encodingChars.setRepetitionSeparator(segment.charAt(5));
encodingChars.setEscapeCharacter(segment.charAt(6));
encodingChars.setSubcomponentSeparator(segment.charAt(7));
nodeKey.set(0, new Integer(1));
handler.putDatum(nodeKey, encodingChars.toString());
if(segment.charAt(8) == encodingChars.getFieldSeparator()) {	
  ret = true; 

/**
 * Encodes the given Type, using the given encoding characters. 
 * It is assumed that the Type represents a complete field rather than a component.
 */
public static String encode(Type source, EncodingCharacters encodingChars) {
  StringBuffer field = new StringBuffer();
  for (int i = 1; i <= Terser.numComponents(source); i++) {
    StringBuffer comp = new StringBuffer();
    for (int j = 1; j <= Terser.numSubComponents(source, i); j++) {
      Primitive p = Terser.getPrimitive(source, i, j);
      comp.append(encodePrimitive(p, encodingChars));
      comp.append(encodingChars.getSubcomponentSeparator());
    }
    field.append(stripExtraDelimiters(comp.toString(), encodingChars.getSubcomponentSeparator()));
    field.append(encodingChars.getComponentSeparator());
  }
  return stripExtraDelimiters(field.toString(), encodingChars.getComponentSeparator());
  //return encode(source, encodingChars, false);
}

  setComponentSeparator('^');            
  setRepetitionSeparator('~');            
  setEscapeCharacter('\\');
  setSubcomponentSeparator('&');
  setTruncationCharacter('#');
} else {
  encodingCharacters.getChars(0, 4, this.encChars, 0);
    char extraChar = encodingCharacters.charAt(4);
    if (extraChar != fieldSeparator) {
      setTruncationCharacter(extraChar);