protected String replace(String key, Link link) {
if (link != null && link.contains(key)) return "${infinite:" + link.toString() + "}";
if (key != null) {
key = key.trim();
if (key.length() > 0) {
Processor source = domain;
String value = null;
if (key.indexOf(';') < 0) {
Instruction ins = new Instruction(key);
if (!ins.isLiteral()) {
SortedList<String> sortedList = SortedList.fromIterator(domain.iterator());
StringBuilder sb = new StringBuilder();
String del = "";
for (String k : sortedList) {
if (ins.matches(k)) {
String v = replace(k, new Link(source, link, key));
if (v != null) {
sb.append(del);
del = ",";
sb.append(v);
}
}
}
return sb.toString();
}
}
while (value == null && source != null) {
value = source.getProperties().getProperty(key);
source = source.getParent();
}
if (value != null) return process(value, new Link(source, link, key));
value = doCommands(key, link);
if (value != null) return process(value, new Link(source, link, key));
if (key != null && key.trim().length() > 0) {
value = System.getProperty(key);
if (value != null) return value;
}
if (!flattening && !key.equals("@"))
domain.warning("No translation found for macro: " + key);
} else {
domain.warning("Found empty macro key");
}
} else {
domain.warning("Found null macro key");
}
return "${" + key + "}";
}
/**
* Take all the properties and translate them to actual values. This method takes the set
* properties and traverse them over all entries, including the default properties for that
* properties. The values no longer contain macros.
*
* @return A new Properties with the flattened values
*/
public Properties getFlattenedProperties() {
// Some macros only work in a lower processor, so we
// do not report unknown macros while flattening
flattening = true;
try {
Properties flattened = new Properties();
Properties source = domain.getProperties();
for (Enumeration<?> e = source.propertyNames(); e.hasMoreElements(); ) {
String key = (String) e.nextElement();
if (!key.startsWith("_"))
if (key.startsWith("-")) flattened.put(key, source.getProperty(key));
else flattened.put(key, process(source.getProperty(key)));
}
return flattened;
} finally {
flattening = false;
}
}