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();
}
public void deleteChildInternal(@NotNull final ASTNode child) {
final PomModel model = PomManager.getModel(getProject());
final XmlAspect aspect = model.getModelAspect(XmlAspect.class);
if (child.getElementType() == XmlElementType.XML_ATTRIBUTE) {
try {
model.runTransaction(
new PomTransactionBase(this, aspect) {
public PomModelEvent runInner() {
final String name = ((XmlAttribute) child).getName();
XmlTagImpl.super.deleteChildInternal(child);
return XmlAttributeSetImpl.createXmlAttributeSet(
model, XmlTagImpl.this, name, null);
}
});
} catch (IncorrectOperationException e) {
LOG.error(e);
}
} else {
final ASTNode treePrev = child.getTreePrev();
final ASTNode treeNext = child.getTreeNext();
XmlTagImpl.super.deleteChildInternal(child);
if (treePrev != null
&& treeNext != null
&& treePrev.getElementType() == XmlElementType.XML_TEXT
&& treeNext.getElementType() == XmlElementType.XML_TEXT) {
final XmlText prevText = (XmlText) treePrev.getPsi();
final XmlText nextText = (XmlText) treeNext.getPsi();
try {
prevText.setValue(prevText.getValue() + nextText.getValue());
nextText.delete();
} catch (IncorrectOperationException e) {
LOG.error(e);
}
}
}
}