/**
* 转换JSONObject
*
* @param list
* @return
*/
private JSONObject parseJson(LocationIndex index) {
JSONObject location = new JSONObject();
location.put("id", index.getId());
location.put("x", index.getX());
location.put("y", index.getY());
location.put("description", StringUtils.join(index.getDescription(), " "));
return location;
}
/**
* 构建结果，去掉重复结果，从前向后优先级降低
*
* @param exactResult
* @param leadResult
* @param fuzzyResult
* @return
*/
private JSONObject buildResult(
List<LocationIndex> exactList, List<LocationIndex> leadList, List<LocationIndex> fuzzyList) {
JSONArray exactResult = parseJson(exactList);
JSONArray leadResult = new JSONArray();
JSONArray fuzzyResult = new JSONArray();
// 去掉重复结果
int length = exactList.size();
Set<String> ids = new HashSet<String>(length);
for (int i = 0; i < length; i++) {
ids.add(exactList.get(i).getId());
}
length = leadList.size();
Set<String> idsPlus = new HashSet<String>();
for (int i = 0; i < length; i++) {
LocationIndex index = leadList.get(i);
if (!ids.contains(index.getId())) {
leadResult.add(parseJson(index));
idsPlus.add(index.getId());
}
}
ids.addAll(idsPlus);
length = fuzzyList.size();
for (int i = 0; i < length; i++) {
LocationIndex index = fuzzyList.get(i);
if (!ids.contains(index.getId())) {
fuzzyResult.add(parseJson(index));
}
}
idsPlus = null;
ids = null;
exactList = null;
leadList = null;
fuzzyList = null;
JSONObject result = new JSONObject();
result.put("exactResult", exactResult);
result.put("leadResult", leadResult);
result.put("fuzzyResult", fuzzyResult);
return result;
}