public XmlAttribute setAttribute(String qname, String value) throws IncorrectOperationException {
final XmlAttribute attribute = getAttribute(qname);
if (attribute != null) {
if (value == null) {
deleteChildInternal(attribute.getNode());
return null;
}
attribute.setValue(value);
return attribute;
} else if (value == null) {
return null;
} else {
PsiElement xmlAttribute =
add(XmlElementFactory.getInstance(getProject()).createXmlAttribute(qname, value));
while (!(xmlAttribute instanceof XmlAttribute)) xmlAttribute = xmlAttribute.getNextSibling();
return (XmlAttribute) xmlAttribute;
}
}
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);
}
}
}
}