public Step(Resolver resolver, Map attributes) {
this(resolver, "");
Log.debug("Instantiating " + getClass());
if (Log.expectDebugOutput) {
Iterator iter = attributes.keySet().iterator();
while (iter.hasNext()) {
String key = (String) iter.next();
Log.debug(key + "=" + attributes.get(key));
}
}
parseStepAttributes(attributes);
}
/** Add an attribute to the given XML Element. Attributes are kept in alphabetical order. */
protected Element addAttributes(Element el) {
// Use a TreeMap to keep the attributes sorted on output
Map atts = new TreeMap(getAttributes());
Iterator iter = atts.keySet().iterator();
while (iter.hasNext()) {
String key = (String) iter.next();
String value = (String) atts.get(key);
if (value == null) {
Log.warn("Attribute '" + key + "' value was null in step " + getXMLTag());
value = "";
}
el.setAttribute(key, value);
}
return el;
}