/**
* Creates a new <code>DOMStatusDetail</code> by parsing the given <code>Node</code> representing
* a XACML StatusDetail element.
*
* @param nodeStatusDetail the <code>Node</code> representing the StatusDetail element
* @return a new <code>DOMStatusDetail</code> parsed from the given <code>Node</code>
* @throws DOMStructureException if the conversion cannot be made
*/
public static StatusDetail newInstance(Node nodeStatusDetail) throws DOMStructureException {
Element elementStatusDetail = DOMUtil.getElement(nodeStatusDetail);
boolean bLenient = DOMProperties.isLenient();
StdMutableStatusDetail mutableStatusDetail = new StdMutableStatusDetail();
NodeList children = elementStatusDetail.getChildNodes();
int numChildren;
if (children != null && (numChildren = children.getLength()) > 0) {
for (int i = 0; i < numChildren; i++) {
Node child = children.item(i);
if (DOMUtil.isElement(child)) {
if (DOMUtil.isInNamespace(child, XACML3.XMLNS)
&& XACML3.ELEMENT_MISSINGATTRIBUTEDETAIL.equals(child.getLocalName())) {
mutableStatusDetail.addMissingAttributeDetail(
DOMMissingAttributeDetail.newInstance(child));
} else {
if (!bLenient) {
throw DOMUtil.newUnexpectedElementException(child, nodeStatusDetail);
}
}
}
}
}
return new StdStatusDetail(mutableStatusDetail);
}
private void next(String name) throws NoSuchElementException {
switch (state) {
case STATE_BEFORE:
// We are before the first sibling => go to first sibling.
state = STATE_AT;
break;
case STATE_AT:
// We are at a sibling => go to next sibling if any,
// go after current if current is the last.
Element t = DOMUtil.nextSiblingElement(__current);
if (t != null) {
__current = t;
} else {
// Changed 20011001: should never go STATE_AFTER, all calls
// to next are followed by a call to current() which will then throw
// an exception =>
// TODO: remove STATE_AFTER completely
// state = STATE_AFTER;
throw new NoSuchElementException("No more sibling elements.");
}
break;
case STATE_AFTER:
// We are after the last sibling => this method call is "illegal".
throw new NoSuchElementException("No more sibling elements.");
case STATE_IN_EMPTY_SET:
// We in the child set of an element without children => this method call is "illegal".
throw new NoSuchElementException("No elements.");
default:
throw new RuntimeException("Illegal state.");
}
if (name != null && !name.equals(DOMUtil.getLocalName(__current))) {
throw new NoSuchElementException(
"Not at element " + name + ": " + __current.getNodeName() + ".");
}
}
/**
* Check if the next sibling of <a href="#last">"last visited element"</a> has local
* name <code><i>name</i></code> (and if exists at all).
*
* @return true iff the <a href="#last">"last visited element"</a> has more siblings,
* and the next sibling has local name <code><i>name</i></code>.
*/
public boolean hasNext(String name) {
Element next =
(state == STATE_BEFORE)
? __current
: (state == STATE_AT) ? DOMUtil.nextSiblingElement(__current) : null;
return next != null && DOMUtil.getLocalName(next).equals(name);
}
/**
* Gets the property name of this particle.
*
* @return always a non-null, valid string.
*/
public final String getPropertyName() {
String r = DOMUtil.getAttribute(element, "property");
// in case of <element-ref>, @property is optional and
// defaults to @name.
// in all other cases, @property is mandatory.
if (r != null) return r;
return DOMUtil.getAttribute(element, "name");
}
private void internalSetReference(Widget reference) {
// this.reference = reference;
if (reference == null || reference == RootPanel.get()) {
referenceAdjustLeft = 0;
referenceAdjustTop = 0;
} else {
referenceAdjustLeft =
reference.getAbsoluteLeft() + DOMUtil.getBorderLeft(reference.getElement());
referenceAdjustTop =
reference.getAbsoluteTop() + DOMUtil.getBorderTop(reference.getElement());
}
}
private String text(String name) throws NoSuchElementException {
was_CDATA = false;
Element t = current();
NodeList l = t.getChildNodes();
if (name != null && !name.equals(DOMUtil.getLocalName(t))) {
throw new NoSuchElementException("Not at element " + name + ": " + t.getNodeName() + ".");
}
if (l.getLength() == 0) {
return null;
}
StringBuffer s = new StringBuffer();
was_CDATA = true;
for (int i = 0; i < l.getLength(); i++) {
Node n = l.item(i);
short nt = n.getNodeType();
if (nt != Node.TEXT_NODE && nt != Node.CDATA_SECTION_NODE) {
throw new NoSuchElementException("Not at a Text/CDATA element: " + t.getNodeName() + ".");
}
if (nt == Node.TEXT_NODE) {
was_CDATA = false;
}
s.append(n.getNodeValue());
}
return s.toString();
}
public WidgetArea(Widget widget, Widget reference) {
setLeft(widget.getAbsoluteLeft());
setTop(widget.getAbsoluteTop());
if (reference != null) {
setLeft(
getLeft() - reference.getAbsoluteLeft() - DOMUtil.getBorderLeft(reference.getElement()));
setTop(getTop() - reference.getAbsoluteTop() - DOMUtil.getBorderTop(reference.getElement()));
}
setRight(getLeft() + widget.getOffsetWidth());
setBottom(getTop() + widget.getOffsetHeight());
Element elem = widget.getElement().getOffsetParent();
Element p;
while (elem != null && (p = elem.getOffsetParent()) != null) {
int left = elem.getAbsoluteLeft();
if (getLeft() < left) {
setLeft(left);
}
int top = elem.getAbsoluteTop();
if (getTop() < top) {
setTop(top);
}
int bottom = top + elem.getOffsetHeight();
if (getBottom() > bottom) {
setBottom(bottom);
}
int right = left + elem.getOffsetWidth();
if (getRight() > right) {
setRight(right);
}
elem = p;
}
}
/**
* Gets the realization of this particle, if any.
*
* @return null if the "collection" attribute was not specified.
*/
public final FieldRenderer getRealization() {
String v = DOMUtil.getAttribute(element, "collection");
if (v == null) return null;
v = v.trim();
if (v.equals("array")) return opts.getFieldRendererFactory().getArray();
if (v.equals("list"))
return opts.getFieldRendererFactory().getList(parent.parent.codeModel.ref(ArrayList.class));
// the correctness of the attribute value must be
// checked by the validator.
throw new InternalError("unexpected collection value: " + v);
}
/**
* Gets the type of this property, if any.
*
* <p>{@code <element-ref>} particle doesn't have the type.
*
* @return null if none is specified.
*/
public final JClass getType() {
try {
String type = DOMUtil.getAttribute(element, "supertype");
if (type == null) return null;
// TODO: does this attribute defaults to the current package?
int idx = type.lastIndexOf('.');
if (idx < 0) return parent.parent.codeModel.ref(type);
else return parent.parent.getTargetPackage().ref(type);
} catch (ClassNotFoundException e) {
// TODO: better error handling
throw new NoClassDefFoundError(e.getMessage());
}
}
private Element levelDown() throws NoSuchElementException {
if (state == STATE_AT || state == STATE_BEFORE) {
Element t = DOMUtil.firstChildElement(__current);
if (t != null) {
state = STATE_BEFORE;
return __current = t;
} else {
state = STATE_IN_EMPTY_SET;
return null;
}
} else {
throw new NoSuchElementException("Not at an element.");
}
}
public static boolean repair(Node nodeStatusDetail) throws DOMStructureException {
Element elementStatusDetail = DOMUtil.getElement(nodeStatusDetail);
boolean result = false;
NodeList children = elementStatusDetail.getChildNodes();
int numChildren;
if (children != null && (numChildren = children.getLength()) > 0) {
for (int i = 0; i < numChildren; i++) {
Node child = children.item(i);
if (DOMUtil.isElement(child)) {
if (DOMUtil.isInNamespace(child, XACML3.XMLNS)
&& XACML3.ELEMENT_MISSINGATTRIBUTEDETAIL.equals(child.getLocalName())) {
result = DOMMissingAttributeDetail.repair(child) || result;
} else {
logger.warn("Unexpected element " + child.getNodeName());
elementStatusDetail.removeChild(child);
result = true;
}
}
}
}
return result;
}
/**
* Get the text contents of the current {@link Element Element}, if it exists, is non-empty and
* has local name <i>name</i>, as an <code>boolean</code>.
*
* <p>The cursor will only be moved forward if the local element name matches <i>name</i>.
*
* @param name The local element name to test for.
* @param defaultValue The <code>boolean</code> value to return if the element does not exist.
* @return The text contents of the current {@link Element Element} as an <code>boolean</code>, if
* it exists, is non-empty and has local name <i>name</i>, <i>defaultValue</i> otherwise.
* @throws NoSuchElementException If the current element has local name <i>name</i> but has
* non-text content.
* @throws IllegalArgumentException If the current element has local name <i>name</i> and has
* text-only content that cannot be parsed as an <code>boolean</code>.
*/
public boolean getBooleanConditional(String name, boolean defaultValue)
throws NoSuchElementException {
String s = getStringConditional(name);
return s != null ? DOMUtil.booleanValue(s) : defaultValue;
}
/**
* Get the text contents of the current {@link Element Element}, which must have local name
* <i>name</i>, as an <code>boolean</code>.
*
* @param name The local element name expected.
* @return The text contents of the current {@link Element Element}, as an <code>boolean</code>.
* @throws NoSuchElementException if the current element has non-text content, if it's local name
* is not <i>name</i> or if there is no current element.
* @throws IllegalArgumentException if the current element has local name <i>name</i> and is empty
* or has text-only content that cannot be parsed as an <code>boolean</code>.
*/
public boolean getBoolean(String name) throws NoSuchElementException {
return DOMUtil.booleanValue(getString(name));
}
public String getNamespace() {
return DOMUtil.getDefiningNamespace(current());
}
/**
* Check if the <a href="#last">"last visited element"</a> has more siblings.
*
* @return true iff the <a href="#last">"last visited element"</a> has more siblings.
*/
public boolean hasNext() {
return state == STATE_BEFORE
|| (state == STATE_AT && DOMUtil.nextSiblingElement(__current) != null);
}