public PomModelEvent runInner() throws IncorrectOperationException {
final ASTNode anchor = expandTag();
if (myChild.getElementType() == XmlElementType.XML_TAG) {
// compute where to insert tag according to DTD or XSD
final XmlElementDescriptor parentDescriptor = getDescriptor();
final XmlTag[] subTags = getSubTags();
final PsiElement declaration =
parentDescriptor != null ? parentDescriptor.getDeclaration() : null;
// filtring out generated dtds
if (declaration != null
&& declaration.getContainingFile() != null
&& declaration.getContainingFile().isPhysical()
&& subTags.length > 0) {
final XmlElementDescriptor[] childElementDescriptors =
parentDescriptor.getElementsDescriptors(XmlTagImpl.this);
int subTagNum = -1;
for (final XmlElementDescriptor childElementDescriptor : childElementDescriptors) {
final String childElementName = childElementDescriptor.getName();
while (subTagNum < subTags.length - 1
&& subTags[subTagNum + 1].getName().equals(childElementName)) {
subTagNum++;
}
if (childElementName.equals(
XmlChildRole.START_TAG_NAME_FINDER.findChild(myChild).getText())) {
// insert child just after anchor
// insert into the position specified by index
if (subTagNum >= 0) {
final ASTNode subTag = (ASTNode) subTags[subTagNum];
if (subTag.getTreeParent() != XmlTagImpl.this) {
// in entity
final XmlEntityRef entityRef =
PsiTreeUtil.getParentOfType(subTags[subTagNum], XmlEntityRef.class);
throw new IncorrectOperationException(
"Can't insert subtag to the entity. Entity reference text: "
+ (entityRef == null ? "" : entityRef.getText()));
}
myNewElement =
XmlTagImpl.super.addInternal(myChild, myChild, subTag, Boolean.FALSE);
} else {
final ASTNode child = XmlChildRole.START_TAG_END_FINDER.findChild(XmlTagImpl.this);
myNewElement = XmlTagImpl.super.addInternal(myChild, myChild, child, Boolean.FALSE);
}
return null;
}
}
} else {
final ASTNode child = XmlChildRole.CLOSING_TAG_START_FINDER.findChild(XmlTagImpl.this);
myNewElement = XmlTagImpl.super.addInternal(myChild, myChild, child, Boolean.TRUE);
return null;
}
}
myNewElement = XmlTagImpl.super.addInternal(myChild, myChild, anchor, Boolean.TRUE);
return null;
}
public TreeElement addInternal(TreeElement first, ASTNode last, ASTNode anchor, Boolean beforeB) {
TreeElement firstAppended = null;
boolean before = beforeB == null || beforeB.booleanValue();
try {
TreeElement next;
do {
next = first.getTreeNext();
if (firstAppended == null) {
firstAppended = addInternal(first, anchor, before);
anchor = firstAppended;
} else {
anchor = addInternal(first, anchor, false);
}
} while (first != last && (first = next) != null);
} catch (IncorrectOperationException ignored) {
} finally {
clearCaches();
}
return firstAppended;
}
private TreeElement addInternal(TreeElement child, ASTNode anchor, boolean before)
throws IncorrectOperationException {
final PomModel model = PomManager.getModel(getProject());
if (anchor != null && child.getElementType() == XmlElementType.XML_TEXT) {
XmlText psi = null;
if (anchor.getPsi() instanceof XmlText) {
psi = (XmlText) anchor.getPsi();
} else {
final ASTNode other = before ? anchor.getTreePrev() : anchor.getTreeNext();
if (other != null && other.getPsi() instanceof XmlText) {
before = !before;
psi = (XmlText) other.getPsi();
}
}
if (psi != null) {
if (before) {
psi.insertText(((XmlText) child.getPsi()).getValue(), 0);
} else {
psi.insertText(((XmlText) child.getPsi()).getValue(), psi.getValue().length());
}
return (TreeElement) psi.getNode();
}
}
LOG.assertTrue(child.getPsi() instanceof XmlAttribute || child.getPsi() instanceof XmlTagChild);
final InsertTransaction transaction;
if (child.getElementType() == XmlElementType.XML_ATTRIBUTE) {
transaction = new InsertAttributeTransaction(child, anchor, before, model);
} else if (anchor == null) {
transaction = getBodyInsertTransaction(child);
} else {
transaction = new GenericInsertTransaction(child, anchor, before);
}
model.runTransaction(transaction);
return transaction.getFirstInserted();
}
