/**
* Returns the result of an XSL Transformation as a JDOM document.
*
* <p>If the result of the transformation is a list of nodes, this method attempts to convert it
* into a JDOM document. If successful, any subsequent call to {@link #getResult} will return an
* empty list.
*
* <p><strong>Warning</strong>: The XSLT 1.0 specification states that the output of an XSL
* transformation is not a well-formed XML document but a list of nodes. Applications should thus
* use {@link #getResult} instead of this method or at least expect <code>null</code> documents to
* be returned.
*
* @return the transformation result as a JDOM document or <code>null</code> if the result of the
* transformation can not be converted into a well-formed document.
* @see #getResult
*/
public Document getDocument() {
Document doc = null;
// Retrieve result from the document builder if not set.
this.retrieveResult();
if (result instanceof Document) {
doc = (Document) result;
} else {
if ((result instanceof List) && (queried == false)) {
// Try to create a document from the result nodes
try {
JDOMFactory f = this.getFactory();
if (f == null) {
f = new DefaultJDOMFactory();
}
doc = f.document(null);
doc.setContent((List) result);
result = doc;
} catch (RuntimeException ex1) {
// Some of the result nodes are not valid children of a
// Document node. => return null.
}
}
}
queried = true;
return (doc);
}
/**
* Test the removal of 'px' if no value for pixels and there is a previous non-empty value in the
* list.
*/
public void testFormatAttributesNoOtherElements() {
JDOMFactory factory = new DefaultJDOMFactory();
Attribute attr;
List attributes = new ArrayList();
attr = factory.attribute("pixelsX", "100");
attributes.add(attr);
String message = "{pixelDepth}bits, {pixelsX}x{pixelsY}px";
PolicyAttributesDetails details = new PolicyAttributesDetails("imageComponent", true);
AttributesMessageFormatter attributesMessageFormatter = new AttributesMessageFormatter(details);
String formatted = attributesMessageFormatter.format(attributes, message, "");
assertEquals("Result is: '" + formatted + "'", "100x", formatted);
}
/** Test the missing first bracket (or char) if no value present. */
public void testFormatAttributesMissingGridOpenBracket() {
JDOMFactory factory = new DefaultJDOMFactory();
Attribute attr;
List attributes = new ArrayList();
attr = factory.attribute("rows", "1");
attributes.add(attr);
attr = factory.attribute("columns", "2");
attributes.add(attr);
String message = "{element}: ''{name}'' ({rows}x{columns})";
PolicyAttributesDetails details = new PolicyAttributesDetails("imageComponent", true);
AttributesMessageFormatter attributesMessageFormatter = new AttributesMessageFormatter(details);
String formatted = attributesMessageFormatter.format(attributes, message, "elementName");
assertEquals("Result is: '" + formatted + "'", "elementName: ''(1x2)", formatted);
}
/** Test format with attributes and an element. */
public void testFormatAttributesAndElement() {
JDOMFactory factory = new DefaultJDOMFactory();
Attribute attr;
List attributes = new ArrayList();
attr = factory.attribute("device", "PC");
attributes.add(attr);
attr = factory.attribute("pixelsX", "100");
attributes.add(attr);
attr = factory.attribute("pixelsY", "200");
attributes.add(attr);
attr = factory.attribute("pixelDepth", "24");
attributes.add(attr);
attr = factory.attribute("rendering", "color");
attributes.add(attr);
String message =
"{value}, {element}, {assetGroup}, {device}, "
+ "{rendering}, {pixelDepth}bits, {pixelsX}x{pixelsY}px, "
+ "{widthHint}";
PolicyAttributesDetails details = new PolicyAttributesDetails("imageComponent", true);
AttributesMessageFormatter attributesMessageFormatter = new AttributesMessageFormatter(details);
String formatted =
attributesMessageFormatter.format(attributes, message, "Device Specific Image");
assertEquals("Device Specific Image, PC, Color, 24bits, 100x200px", formatted);
}
