protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String q = request.getParameter("q");
String simple = request.getParameter("simple");
String test = request.getParameter("test");
boolean isTest = false;
if (test != null && test.equals("true")) {
isTest = true;
}
PrintWriter w = response.getWriter();
if (q != null) {
// 지원사항을 알려준다.
response.setCharacterEncoding("utf-8");
response.setStatus(HttpServletResponse.SC_OK);
response.setContentType("application/json;");
String[] collectionNameList = service.getCollectionNameList();
boolean[] status = service.getCollectionStatus();
JSONStringer stringer = new JSONStringer();
try {
stringer.array();
if (collectionNameList != null) {
for (int i = 0; i < collectionNameList.length; i++) {
stringer.object().key("name").value(collectionNameList[i]);
if (isTest) {
stringer.key("status").value(true);
} else {
stringer.key("status").value(status[i]);
}
stringer.endObject();
}
}
stringer.endArray();
// logger.debug("stringer = "+stringer);
w.println(stringer.toString());
} catch (JSONException e) {
throw new ServletException("JSONException 발생", e);
}
} else {
String callback = request.getParameter("jsoncallback");
response.setCharacterEncoding("utf-8");
response.setStatus(HttpServletResponse.SC_OK);
if (RESULT_TYPE == JSONP_TYPE) {
response.setContentType("text/javascript;");
} else {
response.setContentType("application/json;");
}
String[] collectionNameList = service.getCollectionNameList();
boolean[] status = service.getCollectionStatus();
RealTimeCollectionStatistics[] statistics = service.getCollectionStatisticsList();
RealTimeCollectionStatistics globalCollectionStatistics =
service.getGlobalCollectionStatistics();
// 결과생성
JSONStringer stringer = new JSONStringer();
try {
//
// 간략정보
//
if (simple != null) {
if (isTest) {
stringer.object();
int hit = r.nextInt(30) + 1;
stringer.key("h").value(r.nextInt(30) + 1);
stringer.key("fh").value(r.nextInt(hit > 5 ? 5 : hit));
int ta = r.nextInt(50) + 1;
stringer.key("ta").value(ta + 1);
stringer.key("tx").value(ta + r.nextInt(20) + 1);
stringer.endObject();
} else {
// 컬렉션 통합 정보를 리턴한다.
// if(collectionNameList != null){
// int hit = 0;
// int failHit = 0;
// int avgTime = 0;
// int maxTime = 0;
// int count = 0;
// for (int i = 0; i < collectionNameList.length; i++) {
// if(status[i]){
// count++;
// hit += statistics[i].getHitPerUnitTime();
// failHit += statistics[i].getFailHitPerUnitTime();
// avgTime += statistics[i].getMeanResponseTime();
// if(statistics[i].getMaxResponseTime() > maxTime){
// maxTime = statistics[i].getMaxResponseTime();
// }
// }
// }
// }
stringer.object();
stringer.key("h").value(globalCollectionStatistics.getHitPerUnitTime());
stringer.key("fh").value(globalCollectionStatistics.getFailHitPerUnitTime());
stringer.key("ach").value(globalCollectionStatistics.getAccumulatedHit());
stringer.key("acfh").value(globalCollectionStatistics.getAccumulatedFailHit());
stringer.key("ta").value(globalCollectionStatistics.getMeanResponseTime());
stringer.key("tx").value(globalCollectionStatistics.getMaxResponseTime());
stringer.endObject();
}
} else {
//
// 컬렉션별 상세정보
//
stringer.array();
if (collectionNameList != null) {
for (int i = 0; i < collectionNameList.length; i++) {
if (status[i]) {
stringer.object().key("c").value(collectionNameList[i]);
if (isTest) {
int hit = r.nextInt(10) + 1;
stringer.key("h").value(hit);
stringer.key("fh").value(r.nextInt(hit > 3 ? 3 : hit));
stringer.key("ta").value(r.nextInt(100) + 1);
stringer.key("tx").value(r.nextInt(50) + r.nextInt(20) + 1);
} else {
stringer.key("h").value(statistics[i].getHitPerUnitTime());
stringer.key("fh").value(statistics[i].getFailHitPerUnitTime());
stringer.key("ach").value(statistics[i].getAccumulatedHit());
stringer.key("acfh").value(statistics[i].getAccumulatedFailHit());
stringer.key("ta").value(statistics[i].getMeanResponseTime());
stringer.key("tx").value(statistics[i].getMaxResponseTime());
}
stringer.endObject();
}
}
}
stringer.endArray();
}
} catch (JSONException e) {
throw new ServletException("JSONException 발생", e);
}
// JSONP는 데이터 앞뒤로 function명으로 감싸준다.
if (RESULT_TYPE == JSONP_TYPE) {
w.write(callback + "(");
}
// 정보를 보내준다.
w.write(stringer.toString());
if (RESULT_TYPE == JSONP_TYPE) {
w.write(");");
}
}
w.close();
}
/**
* 데이터 갱신은 StatisticsInfoService 에서 주기적으로 수행하며, 이 servlet은 데이터만 가져가게됨.
*
* @author swsong
*/
public class StatisticsInfoServlet extends HttpServlet {
private static final long serialVersionUID = 963640595944747847L;
private static Logger logger = LoggerFactory.getLogger(StatisticsInfoServlet.class);
public static final int JSON_TYPE = 0;
public static final int JSONP_TYPE = 1;
private StatisticsInfoService service = StatisticsInfoService.getInstance();
private int RESULT_TYPE = JSON_TYPE;
public void init() {
String type = getServletConfig().getInitParameter("result_format");
if (type != null) {
if (type.equalsIgnoreCase("json")) {
RESULT_TYPE = JSON_TYPE;
} else if (type.equalsIgnoreCase("jsonp")) {
RESULT_TYPE = JSONP_TYPE;
}
}
}
public StatisticsInfoServlet() {
this(JSON_TYPE);
}
public StatisticsInfoServlet(int resultType) {
RESULT_TYPE = resultType;
}
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
Random r = new Random(System.currentTimeMillis());
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String q = request.getParameter("q");
String simple = request.getParameter("simple");
String test = request.getParameter("test");
boolean isTest = false;
if (test != null && test.equals("true")) {
isTest = true;
}
PrintWriter w = response.getWriter();
if (q != null) {
// 지원사항을 알려준다.
response.setCharacterEncoding("utf-8");
response.setStatus(HttpServletResponse.SC_OK);
response.setContentType("application/json;");
String[] collectionNameList = service.getCollectionNameList();
boolean[] status = service.getCollectionStatus();
JSONStringer stringer = new JSONStringer();
try {
stringer.array();
if (collectionNameList != null) {
for (int i = 0; i < collectionNameList.length; i++) {
stringer.object().key("name").value(collectionNameList[i]);
if (isTest) {
stringer.key("status").value(true);
} else {
stringer.key("status").value(status[i]);
}
stringer.endObject();
}
}
stringer.endArray();
// logger.debug("stringer = "+stringer);
w.println(stringer.toString());
} catch (JSONException e) {
throw new ServletException("JSONException 발생", e);
}
} else {
String callback = request.getParameter("jsoncallback");
response.setCharacterEncoding("utf-8");
response.setStatus(HttpServletResponse.SC_OK);
if (RESULT_TYPE == JSONP_TYPE) {
response.setContentType("text/javascript;");
} else {
response.setContentType("application/json;");
}
String[] collectionNameList = service.getCollectionNameList();
boolean[] status = service.getCollectionStatus();
RealTimeCollectionStatistics[] statistics = service.getCollectionStatisticsList();
RealTimeCollectionStatistics globalCollectionStatistics =
service.getGlobalCollectionStatistics();
// 결과생성
JSONStringer stringer = new JSONStringer();
try {
//
// 간략정보
//
if (simple != null) {
if (isTest) {
stringer.object();
int hit = r.nextInt(30) + 1;
stringer.key("h").value(r.nextInt(30) + 1);
stringer.key("fh").value(r.nextInt(hit > 5 ? 5 : hit));
int ta = r.nextInt(50) + 1;
stringer.key("ta").value(ta + 1);
stringer.key("tx").value(ta + r.nextInt(20) + 1);
stringer.endObject();
} else {
// 컬렉션 통합 정보를 리턴한다.
// if(collectionNameList != null){
// int hit = 0;
// int failHit = 0;
// int avgTime = 0;
// int maxTime = 0;
// int count = 0;
// for (int i = 0; i < collectionNameList.length; i++) {
// if(status[i]){
// count++;
// hit += statistics[i].getHitPerUnitTime();
// failHit += statistics[i].getFailHitPerUnitTime();
// avgTime += statistics[i].getMeanResponseTime();
// if(statistics[i].getMaxResponseTime() > maxTime){
// maxTime = statistics[i].getMaxResponseTime();
// }
// }
// }
// }
stringer.object();
stringer.key("h").value(globalCollectionStatistics.getHitPerUnitTime());
stringer.key("fh").value(globalCollectionStatistics.getFailHitPerUnitTime());
stringer.key("ach").value(globalCollectionStatistics.getAccumulatedHit());
stringer.key("acfh").value(globalCollectionStatistics.getAccumulatedFailHit());
stringer.key("ta").value(globalCollectionStatistics.getMeanResponseTime());
stringer.key("tx").value(globalCollectionStatistics.getMaxResponseTime());
stringer.endObject();
}
} else {
//
// 컬렉션별 상세정보
//
stringer.array();
if (collectionNameList != null) {
for (int i = 0; i < collectionNameList.length; i++) {
if (status[i]) {
stringer.object().key("c").value(collectionNameList[i]);
if (isTest) {
int hit = r.nextInt(10) + 1;
stringer.key("h").value(hit);
stringer.key("fh").value(r.nextInt(hit > 3 ? 3 : hit));
stringer.key("ta").value(r.nextInt(100) + 1);
stringer.key("tx").value(r.nextInt(50) + r.nextInt(20) + 1);
} else {
stringer.key("h").value(statistics[i].getHitPerUnitTime());
stringer.key("fh").value(statistics[i].getFailHitPerUnitTime());
stringer.key("ach").value(statistics[i].getAccumulatedHit());
stringer.key("acfh").value(statistics[i].getAccumulatedFailHit());
stringer.key("ta").value(statistics[i].getMeanResponseTime());
stringer.key("tx").value(statistics[i].getMaxResponseTime());
}
stringer.endObject();
}
}
}
stringer.endArray();
}
} catch (JSONException e) {
throw new ServletException("JSONException 발생", e);
}
// JSONP는 데이터 앞뒤로 function명으로 감싸준다.
if (RESULT_TYPE == JSONP_TYPE) {
w.write(callback + "(");
}
// 정보를 보내준다.
w.write(stringer.toString());
if (RESULT_TYPE == JSONP_TYPE) {
w.write(");");
}
}
w.close();
}
}