126 lines
4.3 KiB
Java
Executable File
126 lines
4.3 KiB
Java
Executable File
package org.gcube.data.analysis.nlphub;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.util.Arrays;
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import javax.servlet.ServletException;
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import javax.servlet.annotation.WebServlet;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.gcube.data.analysis.nlphub.legacy.JsonManager;
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import org.gcube.data.analysis.nlphub.nlp.RunnerCommander;
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import org.gcube.data.analysis.nlphub.session.SessionUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* Servlet implementation class NLPHub
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*/
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@WebServlet(asyncSupported = true, name = "NLPServlet", urlPatterns = { "/nlphub-servlet" })
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public class NLPHub extends HttpServlet {
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private static final long serialVersionUID = 1L;
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private static final Logger logger = LoggerFactory.getLogger(NLPHub.class);
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/**
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* @see HttpServlet#HttpServlet()
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*/
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public NLPHub() {
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super();
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// TODO Auto-generated constructor stub
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}
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/**
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* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
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* response)
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*/
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protected void doGet(HttpServletRequest request, HttpServletResponse response)
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throws ServletException, IOException {
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doWork(request, response);
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}
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/**
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* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
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* response)
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*/
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protected void doPost(HttpServletRequest request, HttpServletResponse response)
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throws ServletException, IOException {
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doWork(request, response);
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}
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private void doWork(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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logger.debug("NLPHub");
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SessionUtils sessionUtils=new SessionUtils();
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String token = sessionUtils.getToken(request);
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if (request.getParameter("getInfo") != null) {
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getAlgorithmInfo(request, response, token);
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} else {
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runAlgorithms(request, response, token);
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}
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logger.debug("NLPHub work done");
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}
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private void getAlgorithmInfo(HttpServletRequest request, HttpServletResponse response, String token)
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throws ServletException {
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PrintWriter writer = null;
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try {
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logger.info("GetAlgorithmInfo");
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String dataMiner = request.getParameter("dataminer");
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String algId = request.getParameter("algId");
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logger.debug("NLPHub getAlgorithmInfo: [DataMiner=" + dataMiner + ", algorithmID=" + algId + "]");
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String algoLink = "https://services.d4science.org/group/rprototypinglab/data-miner?OperatorId=";
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algoLink=algoLink+algId;
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logger.debug("Algorithm link: "+algoLink);
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writer = response.getWriter();
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response.setContentType("application/json;charset=UTF-8");
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writer.println(new JsonManager().getSuccessJsonResponse(algoLink));
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} catch (Exception e) {
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logger.error("NLPHub error in GET AlgorithmInfo: " + e.getLocalizedMessage(), e);
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throw new ServletException("Error retrieving algorithm info!",e);
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} finally{
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if(writer!=null){
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writer.close();
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}
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}
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}
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private void runAlgorithms(HttpServletRequest request, HttpServletResponse response, String token)
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throws ServletException, IOException {
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try {
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String dataMiner = request.getParameter("dataminer");
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// dataMiner=java.net.URLDecoder.decode(dataMiner,"UTF-8");
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String[] algs = request.getParameter("algs").split(",");
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String plink = request.getParameter("plink");
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String annotations = request.getParameter("annotations");
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logger.debug("NLPHub getAlgorithmInfo: [DataMiner=" + dataMiner + ", plink=" + plink + ", annotations="
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+ annotations + ", algorithms=" + Arrays.toString(algs) + "]");
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for (int i = 0; i < algs.length; i++) {
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algs[i] = algs[i].trim();
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}
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String maxWaitingTime = getServletConfig().getInitParameter("MaxWaitingTime");
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String sleepTime = getServletConfig().getInitParameter("SleepTime");
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logger.debug("NLPHub: [maxWaitingTime=" + maxWaitingTime + ", sleepTime=" + sleepTime + "]");
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long maxWaitingTimeL = Long.parseLong(maxWaitingTime);
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long sleepTimeL = Long.parseLong(sleepTime);
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RunnerCommander commander = new RunnerCommander(dataMiner, algs, plink, annotations, token, response);
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commander.setSleepTime(sleepTimeL);
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commander.setMaxWaitingTime(maxWaitingTimeL);
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commander.startProcess();
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} catch (Exception e) {
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logger.error("NLPHub runAlgorithms: " + e.getLocalizedMessage(), e);
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}
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}
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}
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