/**
* Returns a list of childs having the requested label and an non-empty value, and no error.
*
* <p>Can get directly grandchilds if label contains <tt>/</tt> e.g.
* titleFields.getChild("FieldTitle/TexText") returns all grandchilds "TexText" in all
* "FieldTitle" childs.
*/
public List getValuedChilds(String label) {
List ret = getChilds(label);
Iterator it = ret.iterator();
while (it.hasNext()) {
AbcNode node = (AbcNode) it.next();
if (node.hasError() || (node.getValue() == null) || (node.getValue().length() == 0))
it.remove();
}
return ret;
}
/**
* Look for child, grandchild, grand-grand-child having the requested label. When such one is
* found, doesn't continue search into his own childs.
*
* @param label
*/
public List getChildsInAllGenerations(String label) {
if (label == null || label.equals("")) return new ArrayList(0);
List ret = new ArrayList();
Iterator it = childs.iterator();
while (it.hasNext()) {
AbcNode abcn = (AbcNode) it.next();
if (abcn.getLabel().equals(label)) {
ret.add(abcn);
} else {
ret.addAll(abcn.getChildsInAllGenerations(label));
}
}
return ret;
}
/**
* Return the deepest childs of this node. This is useful to browse easily smallest segments of
* parsed text, and get closer to errors.
*
* <p>e.g. node A has childs B and C.<br>
* B has 3 childs D, E and F.<br>
* A.getDeepestChilds() returns D, E, F, C in this order.
*
* <p>If it goes too deep, you can check if node is child of B or C using {@link
* #isChildOf(String)} or {@link #isChildOf_or_is(String)}.
*
* @return a List of node
*/
public List getDeepestChilds() {
if (childs.size() == 0) {
return new ArrayList(0);
}
List ret = new ArrayList(childs.size() * 3);
Iterator it = getChilds().iterator();
while (it.hasNext()) {
AbcNode child = (AbcNode) it.next();
if (!child.hasChilds()) ret.add(child);
else {
ret.addAll(child.getDeepestChilds());
}
}
return ret;
}
/**
* Returns the first child having the request label, <code>null</code> if doesn't exist.
*
* <p>Can get directly a grandchild if label contains <tt>/</tt> e.g.
* abcHeader.getChild("FieldNumber/DIGITS") returns the grandchild "DIGITS" if exist in
* FieldNumber child.
*
* @param label One of {@link AbcTokens} constants
*/
public AbcNode getChild(String label) {
if (label == null || label.equals("")) return null;
String[] generation = label.split("/");
String child = generation[0];
String grandchild = "";
if (generation.length > 1) {
for (int i = 1; i < generation.length; i++) {
grandchild += (grandchild.equals("") ? "" : "/");
grandchild += generation[i];
}
}
Iterator it = childs.iterator();
while (it.hasNext()) {
AbcNode abcn = (AbcNode) it.next();
if (child.equals(abcn.getLabel())) {
if (grandchild.equals("")) return abcn;
else return abcn.getChild(grandchild);
}
}
return null;
}
/**
* Returns a list of childs having the requested label
*
* <p>Can get directly grandchilds if label contains <tt>/</tt> e.g.
* titleFields.getChild("FieldTitle/TexText") returns all grandchilds "TexText" in all
* "FieldTitle" childs.
*/
public List getChilds(String label) {
if (label == null || label.equals("")) return new ArrayList(0);
String[] generation = label.split("/");
String child = generation[0];
String grandchild = "";
if (generation.length > 1) {
for (int i = 1; i < generation.length; i++) {
grandchild += (grandchild.equals("") ? "" : "/");
grandchild += generation[i];
}
}
List ret = new ArrayList(childs.size());
Iterator it = childs.iterator();
while (it.hasNext()) {
AbcNode abcn = (AbcNode) it.next();
if (abcn.getLabel().equals(child)) {
if (grandchild.equals("")) ret.add(abcn);
else ret.addAll(abcn.getChilds(grandchild));
}
}
return ret;
}
// @SuppressWarnings("unchecked")
protected AbcNode(
Node node,
InputBuffer parseInputBuffer,
List<ParseError> parseErrors,
AbcInputBuffer abcInputBuffer) {
super(null);
if (node != null) {
this.label = node.getLabel();
this.value = parseInputBuffer.extract(node.getStartIndex(), node.getEndIndex());
Position pos = parseInputBuffer.getPosition(node.getStartIndex());
int sourceStartIndex = abcInputBuffer.getIndex(pos);
int sourceEndIndex = sourceStartIndex + value.length();
setCharStreamPosition(
new CharStreamPosition(pos.line, pos.column, sourceStartIndex, sourceEndIndex));
this.childs = new ArrayList(node.getChildren().size());
Iterator it = node.getChildren().iterator();
while (it.hasNext()) {
AbcNode abcn = new AbcNode((Node) it.next(), parseInputBuffer, parseErrors, abcInputBuffer);
abcn.parent = this;
childs.add(abcn);
}
if (!hasError() /*(childs.size() == 0)*/ && node.hasError()) {
this.errors = new ArrayList();
it = parseErrors.iterator();
while (it.hasNext()) {
ParseError pe = (ParseError) it.next();
String peValue = pe.getInputBuffer().extract(pe.getStartIndex(), pe.getEndIndex());
String peMsg = pe.getErrorMessage();
Position pePos = pe.getInputBuffer().getPosition(pe.getStartIndex());
int peIndex = abcInputBuffer.getIndex(pePos);
CharStreamPosition csp =
new CharStreamPosition(
pePos.line,
pePos.column,
peIndex,
peIndex + (peValue.length() > 0 ? peValue.length() : 1));
// if ((pe.getStartIndex() >= node.getStartIndex())
// && (pe.getStartIndex() </*=*/ node.getEndIndex())) {
if ((peIndex >= sourceStartIndex)
&& ((peIndex < sourceEndIndex) || (sourceStartIndex == sourceEndIndex))) {
errors.add(new AbcParseError(peMsg, peValue, csp));
}
}
}
} else {
this.label = "AbcFile-Error";
this.value = "";
int nbL = parseInputBuffer.getLineCount();
for (int i = 1; i <= nbL; i++) this.value += parseInputBuffer.extractLine(i) + "\n";
this.childs = new ArrayList(0);
setCharStreamPosition(new CharStreamPosition(1, 1, 0, 1));
if (parseErrors != null) {
this.errors = new ArrayList();
Iterator it = parseErrors.iterator();
while (it.hasNext()) {
ParseError pe = (ParseError) it.next();
errors.add(new AbcParseError(pe.getErrorMessage(), value, getCharStreamPosition()));
}
}
}
}
