private static boolean parseProperty(
JsonElement propertyElement, IConfigPropertyHolder property, Gson gson) {
if (!(propertyElement instanceof JsonObject)) return true;
JsonObject propertyNode = propertyElement.getAsJsonObject();
JsonElement value = propertyNode.get(VALUE_TAG);
if (value == null) return true;
try {
Object parsedValue = gson.fromJson(value, property.getType());
property.setValue(parsedValue);
} catch (Exception e) {
Log.warn(e, "Failed to parse value of field %s:%s", property.category(), property.name());
return true;
}
JsonElement comment = propertyNode.get(COMMENT_TAG);
final String expectedComment = property.comment();
if (comment == null) {
return !Strings.isNullOrEmpty(expectedComment);
} else if (comment.isJsonPrimitive()) {
String commentValue = comment.getAsString();
return !expectedComment.equals(commentValue);
}
return true;
}
private static JsonElement dumpConfig(Table<String, String, IConfigPropertyHolder> properties) {
JsonObject result = new JsonObject();
Gson gson =
new GsonBuilder().setPrettyPrinting().disableHtmlEscaping().serializeNulls().create();
for (Map.Entry<String, Map<String, IConfigPropertyHolder>> category :
properties.rowMap().entrySet()) {
JsonObject categoryNode = new JsonObject();
for (Map.Entry<String, IConfigPropertyHolder> property : category.getValue().entrySet()) {
JsonObject propertyNode = new JsonObject();
IConfigPropertyHolder propertyHolder = property.getValue();
final String comment = propertyHolder.comment();
if (!Strings.isNullOrEmpty(comment)) propertyNode.addProperty(COMMENT_TAG, comment);
try {
Object value = propertyHolder.getValue();
JsonElement serialized = gson.toJsonTree(value);
propertyNode.add(VALUE_TAG, serialized);
} catch (Exception e) {
Log.warn(
e,
"Failed to serialize property %s:%s",
propertyHolder.category(),
propertyHolder.name());
}
categoryNode.add(property.getKey(), propertyNode);
}
result.add(category.getKey(), categoryNode);
}
return result;
}