public static void jsonWriteVarContext(ObjectWriter writer, List<IntStringPair> context)
throws IOException, JsonException {
DataPointDao dataPointDao = new DataPointDao();
JsonArray pointList = new JsonArray();
for (IntStringPair p : context) {
DataPointVO dp = dataPointDao.getDataPoint(p.getKey());
if (dp != null) {
JsonObject point = new JsonObject();
pointList.add(point);
point.put("varName", new JsonString(p.getValue()));
point.put("dataPointXid", new JsonString(dp.getXid()));
}
}
writer.writeEntry("context", pointList);
}
public static String contextToString(List<IntStringPair> context) {
DataPointDao dataPointDao = new DataPointDao();
StringBuilder sb = new StringBuilder();
boolean first = true;
for (IntStringPair ivp : context) {
DataPointVO dp = dataPointDao.getDataPoint(ivp.getKey());
if (first) first = false;
else sb.append(", ");
if (dp == null) sb.append("?=");
else sb.append(dp.getName()).append("=");
sb.append(ivp.getValue());
}
return sb.toString();
}