public static void toJSON(ConfigurationAdmin admin, Writer osw, String filter) throws Exception {
Configuration[] list = admin.listConfigurations(filter);
Encoder encoder = codec.enc().to(osw);
Protocol p = new Protocol();
p.version = 1;
p.date = new Date();
p.size = list.length;
encoder.put(p).append('\n');
if (list != null)
for (Configuration c : list) {
Dictionary<String, Object> d = c.getProperties();
Export export = new Export();
export.values = new HashMap<String, Object>();
export.factoryPid = c.getFactoryPid();
export.pid = c.getPid();
for (Enumeration<String> e = d.keys(); e.hasMoreElements(); ) {
String k = e.nextElement();
Object v = d.get(k);
if (!(v instanceof String)) {
if (export.types == null) export.types = new HashMap<String, Type>();
Type type = new Type();
Class<?> clazz = v.getClass();
if (v instanceof Collection) {
Collection<?> coll = (Collection<?>) v;
clazz = String.class;
if (coll.size() > 0) type.vectorOf = shortName(coll.iterator().next().getClass());
else type.vectorOf = shortName(String.class);
} else if (v.getClass().isArray()) {
type.arrayOf = shortName(clazz.getComponentType());
} else type.scalar = shortName(v.getClass());
export.types.put(k, type);
}
export.values.put(k, v);
}
encoder.mark().put(export);
// encoder.put(encoder.digest());
encoder.append('\n');
}
osw.flush();
}
private static String shortName(Class clazz) {
String name = clazz.getName();
if (name.startsWith("java.lang.")) return name.substring(10);
else return name;
}