/**
* Sets the text value of this element. This will replace an existing Text child with the
* provided string, or create a new one if one doesn't exist. If there is already a child in
* this element that is not a Text node, this will throw an exception.
*
* @param text the new text value for this node
* @return this element
*/
public ERXML.E setText(String text) {
if (_children != null) {
if (_children.size() == 1) {
ERXML.Node node = _children.get(0);
if (node instanceof ERXML.Text) {
((ERXML.Text) node).setText(text);
} else {
throw new IllegalStateException(
"There was already a non-text child of this element: " + node);
}
} else {
throw new IllegalStateException("There was more than one child of this element: " + this);
}
} else {
text(text);
}
return this;
}
/**
* Returns the text value of this element, or null if there isn't one. If there is a non-text
* child of this element, this will throw an exception.
*
* @return the text value of this element
*/
public String text() {
ERXML.Text textNode = textNode();
String text = (textNode != null) ? textNode.text() : null;
return text;
}