public static List<DomElement> getDefinedChildren(
@NotNull final DomElement parent, final boolean tags, final boolean attributes) {
if (parent instanceof MergedObject) {
final SmartList<DomElement> result = new SmartList<>();
parent.acceptChildren(
new DomElementVisitor() {
@Override
public void visitDomElement(final DomElement element) {
if (hasXml(element)) {
result.add(element);
}
}
});
return result;
}
ProgressManager.checkCanceled();
if (parent instanceof GenericAttributeValue) return Collections.emptyList();
if (parent instanceof DomFileElement) {
final DomFileElement element = (DomFileElement) parent;
return tags ? Arrays.asList(element.getRootElement()) : Collections.<DomElement>emptyList();
}
final XmlElement xmlElement = parent.getXmlElement();
if (xmlElement instanceof XmlTag) {
XmlTag tag = (XmlTag) xmlElement;
final DomManager domManager = parent.getManager();
final SmartList<DomElement> result = new SmartList<>();
if (attributes) {
for (final XmlAttribute attribute : tag.getAttributes()) {
if (!attribute.isValid()) {
LOG.error("Invalid attr: parent.valid=" + tag.isValid());
continue;
}
GenericAttributeValue element = domManager.getDomElement(attribute);
if (checkHasXml(attribute, element)) {
ContainerUtil.addIfNotNull(result, element);
}
}
}
if (tags) {
for (final XmlTag subTag : tag.getSubTags()) {
if (!subTag.isValid()) {
LOG.error("Invalid subtag: parent.valid=" + tag.isValid());
continue;
}
DomElement element = domManager.getDomElement(subTag);
if (checkHasXml(subTag, element)) {
ContainerUtil.addIfNotNull(result, element);
}
}
}
return result;
}
return Collections.emptyList();
}
public static List<XmlTag> findSubTags(
@NotNull final XmlTag tag, final EvaluatedXmlName name, final XmlFile file) {
if (!tag.isValid()) {
throw new AssertionError("Invalid tag");
}
final XmlTag[] tags = tag.getSubTags();
if (tags.length == 0) {
return Collections.emptyList();
}
return ContainerUtil.findAll(
tags,
childTag -> {
try {
return isNameSuitable(
name, childTag.getLocalName(), childTag.getName(), childTag.getNamespace(), file);
} catch (PsiInvalidElementAccessException e) {
if (!childTag.isValid()) {
LOG.error(
"tag.getSubTags() returned invalid, "
+ "tag="
+ tag
+ ", "
+ "containing file: "
+ tag.getContainingFile()
+ "subTag.parent="
+ childTag.getNode().getTreeParent());
return false;
}
throw e;
}
});
}