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annotate src/main/java/de/mpiwg/web/jsf/PhaseTracker.java @ 5:5316e79f9a27

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Implementation of search pagination and lazy loading to display the result set of a search.
author "jurzua <jurzua@mpiwg-berlin.mpg.de>"
date Mon, 16 Mar 2015 11:25:36 +0100
parents 7682c04c63a8
children
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1 package de.mpiwg.web.jsf;
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2
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3 import java.util.Map;
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4
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5 import javax.faces.context.FacesContext;
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6 import javax.faces.event.ActionEvent;
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7 import javax.faces.event.PhaseEvent;
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8 import javax.faces.event.PhaseId;
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9 import javax.faces.event.PhaseListener;
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10
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11 import org.apache.commons.lang.StringUtils;
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12
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13 import de.mpiwg.web.SessionBean;
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14
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15 public class PhaseTracker implements PhaseListener {
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17 private static final long serialVersionUID = 312014196782070515L;
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18
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19 @Override
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20 public void beforePhase(PhaseEvent event) {
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21
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22 Map<String, String> params = event.getFacesContext().getExternalContext().getRequestParameterMap();
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23 String servletPath = event.getFacesContext().getExternalContext().getRequestServletPath();
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24
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25 if(StringUtils.isNotEmpty(servletPath) && event.getPhaseId() == PhaseId.RESTORE_VIEW){
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26
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27 if(servletPath.equals("/home/mainPage.xhtml")){
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28 SessionBean session = getSessionBean(event.getFacesContext());
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29 if(session != null){
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30 session.reloadBranches();
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31 }
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32 }else if(servletPath.equals("/home/branchEditor.xhtml") && true){
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33 String branchId = params.get("branchId");
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34 SessionBean session = getSessionBean(event.getFacesContext());
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35 if(StringUtils.isNotEmpty(branchId) && session != null){
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36 try {
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37 Long id = Long.parseLong(branchId);
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38 session.getBranchEditor().loadBranch(id);
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39 } catch (Exception e) {
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40 e.printStackTrace();
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41 }
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42 }
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43 }else if(servletPath.equals("/home/createNewFile.xhtml")){
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44 /*
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45 SessionBean session = getSessionBean(event.getFacesContext());
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46 session.getFileCreator().reset();
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47 */
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48 }
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49
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50 }
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51 }
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52 private SessionBean getSessionBean(FacesContext context){
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53 SessionBean bean = (SessionBean)context.getExternalContext().getSessionMap().get(SessionBean.BEAN_NAME);
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54 if(bean == null){
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55 bean = new SessionBean();
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56 context.getExternalContext().getSessionMap().put(SessionBean.BEAN_NAME, bean);
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57 }
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58 return bean;
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59 }
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60
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61 @Override
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62 public void afterPhase(PhaseEvent event) {
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63
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64 }
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65
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66 @Override
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67 public PhaseId getPhaseId() {
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68 return PhaseId.ANY_PHASE;
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69 }
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70
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71 }