private void setupOldChild() {
if (myCurrentChild != null
&& myCurrentChild.getUserObject(EditorManager.OLD_NODE_FOR_SUBSTITUTION) != null) {
myOldChild = (SNode) myCurrentChild.getUserObject(EditorManager.OLD_NODE_FOR_SUBSTITUTION);
} else {
myOldChild = myCurrentChild;
}
}
public SNode getNearestOverloaded(SNode node, SNode leftType, SNode rightType) {
if (!(SNodeOperations.isInstanceOf(
node, "jetbrains.mps.baseLanguage.structure.BinaryOperation"))) {
return null;
}
SNode result = (SNode) (node.getUserObject("operator"));
if (result != null) {
return result;
}
Map<SNode, Boolean> operatorMap =
getOverloadedOperators(
SNodeOperations.cast(node, "jetbrains.mps.baseLanguage.structure.BinaryOperation"),
leftType,
rightType);
if (MapSequence.fromMap(operatorMap).isEmpty()) {
return null;
}
result = MapSequence.fromMap(operatorMap).first().key();
boolean resultReversed = MapSequence.fromMap(operatorMap).first().value();
for (IMapping<SNode, Boolean> operatorEntry : MapSequence.fromMap(operatorMap)) {
SNode operator = operatorEntry.key();
boolean reversed = operatorEntry.value() != resultReversed;
if (isSubTypeOperator(operator, result, reversed)) {
result = operator;
resultReversed = operatorEntry.value();
}
}
node.putUserObject("operator", result);
node.putUserObject("reversed", resultReversed);
return result;
}
@Override
protected void handleChild(Object resultObject, String tagName, Object value)
throws SAXException {
SNode result = (SNode) resultObject;
if ("property".equals(tagName)) {
String[] child = (String[]) value;
if (child[1] != null) {
SNodeAccessUtil.setProperty(result, fieldhelper.readName(child[0]), child[1]);
}
return;
}
if ("link".equals(tagName)) {
String[] child = (String[]) value;
if (child[2] == null) {
LOG.error("couldn't create reference '" + child[0] + "' : traget node id is null");
return;
}
SReference ref = fieldhelper.readLink(result, child[0], child[2], child[1]);
if (ref != null) {
result.setReference(ref.getRole(), ref);
}
return;
}
if ("node".equals(tagName)) {
SNode child = (SNode) value;
result.addChild(((String) child.getUserObject("role")), child);
child.putUserObject("role", null);
return;
}
super.handleChild(resultObject, tagName, value);
}
private void handleChild_286176397450364333(Object resultObject, Object value)
throws SAXException {
SNode result = (SNode) resultObject;
SNode child = (SNode) value;
if (child != null) {
result.addChild(((String) child.getUserObject("role")), child);
child.putUserObject("role", null);
}
}
public boolean isSet(SNode node) {
return node.getUserObject(this) != null;
}
public Object get(SNode node) {
return node.getUserObject(this);
}