Mercurial > hg > ismi-richfaces
annotate src/main/java/de/mpiwg/itgroup/ismi/browse/EntityRepositoryBean.java @ 169:0b5d02012299 public_by_author
more work on publicByAuthor feature.
| author | Robert Casties <casties@mpiwg-berlin.mpg.de> |
|---|---|
| date | Thu, 31 May 2018 20:26:10 +0200 |
| parents | 29bd63f749c6 |
| children | 631864bfec2e |
| rev | line source |
|---|---|
| 1 | 1 package de.mpiwg.itgroup.ismi.browse; |
| 2 | |
| 103 | 3 import java.io.IOException; |
| 4 import java.io.PrintWriter; | |
| 1 | 5 import java.util.ArrayList; |
| 103 | 6 import java.util.List; |
| 1 | 7 |
| 103 | 8 import javax.faces.context.FacesContext; |
| 1 | 9 import javax.faces.event.ActionEvent; |
| 103 | 10 import javax.servlet.http.HttpServletResponse; |
| 1 | 11 |
| 12 import org.apache.commons.lang.StringUtils; | |
| 13 import org.mpi.openmind.repository.bo.Entity; | |
| 103 | 14 import org.mpi.openmind.repository.utils.CsvEntityListWriter; |
| 1 | 15 |
| 16 import de.mpiwg.itgroup.ismi.entry.beans.SessionBean; | |
| 17 import de.mpiwg.itgroup.ismi.event.beans.CopyEvent; | |
| 18 import de.mpiwg.itgroup.ismi.event.beans.StudyEvent; | |
| 19 import de.mpiwg.itgroup.ismi.event.beans.TransferEvent; | |
| 20 import de.mpiwg.itgroup.ismi.util.guiComponents.DataPaginator; | |
| 21 | |
| 22 public class EntityRepositoryBean extends AbstractEntityRepositoryBean { | |
| 103 | 23 |
| 1 | 24 private static final long serialVersionUID = -2380877853539157567L; |
| 25 | |
|
169
0b5d02012299
more work on publicByAuthor feature.
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
146
diff
changeset
|
26 protected transient DataPaginator paginator = new DataPaginator(); |
| 1 | 27 |
| 28 public EntityRepositoryBean(){ | |
| 29 super(); | |
| 30 } | |
| 31 | |
| 32 @Override | |
| 33 public void reset(){ | |
| 34 super.reset(); | |
| 35 this.paginator = new DataPaginator(); | |
| 36 } | |
| 37 | |
| 38 | |
|
169
0b5d02012299
more work on publicByAuthor feature.
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
146
diff
changeset
|
39 protected void updateEntities() { |
| 103 | 40 if (StringUtils.isNotEmpty(getObjectClass())) { |
| 41 this.paginator.initCount(); | |
| 42 int startRecord = this.paginator.getCurrentPage() * this.paginator.getItemsPerPage(); | |
| 43 | |
| 44 if (this.paginator.getNumberOfPages() == 0) { | |
| 45 this.setEntities(new ArrayList<Entity>()); | |
| 46 } else { | |
| 47 int mod = getWrapper().getEntitiesCount(getObjectClass()) % paginator.getItemsPerPage(); | |
| 48 if ((paginator.getCurrentPage() + 1) == paginator.getNumberOfPages() && mod != 0) { | |
| 49 this.setEntities( | |
| 50 getWrapper().getEntityByDefSubList(getObjectClass(), startRecord, startRecord + mod)); | |
| 51 } else { | |
| 52 this.setEntities(getWrapper().getEntityByDefSubList(getObjectClass(), startRecord, | |
| 53 startRecord + paginator.getItemsPerPage())); | |
| 54 } | |
| 55 } | |
| 56 } else { | |
| 57 this.setEntities(new ArrayList<Entity>()); | |
| 58 } | |
| 59 } | |
| 1 | 60 |
| 61 public String first() { | |
| 62 this.paginator.first(); | |
| 63 this.updateEntities(); | |
| 64 return GOTO_ENTITY_REPOSITORY; | |
| 65 } | |
| 66 | |
| 67 public String last() { | |
| 68 this.paginator.last(); | |
| 69 this.updateEntities(); | |
| 70 return GOTO_ENTITY_REPOSITORY; | |
| 71 } | |
| 72 | |
| 73 public String fastForward() { | |
| 74 this.paginator.fastForward(); | |
| 75 this.updateEntities(); | |
| 76 return GOTO_ENTITY_REPOSITORY; | |
| 77 } | |
| 78 | |
| 79 public String fastRewind() { | |
| 80 this.paginator.fastRewind(); | |
| 81 this.updateEntities(); | |
| 82 return GOTO_ENTITY_REPOSITORY; | |
| 83 } | |
| 84 | |
| 85 public String previous() { | |
| 86 this.paginator.previous(); | |
| 87 this.updateEntities(); | |
| 88 return GOTO_ENTITY_REPOSITORY; | |
| 89 } | |
| 90 | |
| 91 public String next() { | |
| 92 this.paginator.next(); | |
| 93 this.updateEntities(); | |
| 94 return GOTO_ENTITY_REPOSITORY; | |
| 95 } | |
| 96 | |
| 97 public void listenerGoToPage(ActionEvent event) { | |
| 98 try { | |
| 99 this.setPageMsg(""); | |
| 100 Integer intPage = new Integer(this.getPage()); | |
| 101 if (intPage != null) { | |
| 102 intPage--; | |
| 103 this.paginator.goToPage(intPage); | |
| 104 this.updateEntities(); | |
| 105 | |
| 106 } | |
| 107 } catch (Exception e) { | |
| 108 this.setPageMsg("page is invalid!"); | |
| 109 } | |
| 110 } | |
| 111 | |
| 112 public String actionShowAll() { | |
| 113 | |
| 114 this.setResultMode(MODE_ALL); | |
| 115 this.setResultSummaryMsg(""); | |
| 116 this.setPage(""); | |
| 117 this.paginator.setCurrentPage(0); | |
| 118 int entitiesCount = getWrapper().getEntitiesCount(getObjectClass()); | |
| 119 this.paginator.resetNumberOfPages(entitiesCount); | |
| 120 this.updateEntities(); | |
| 121 | |
| 122 setResultSummaryMsg(entitiesCount + " items were found!"); | |
| 123 | |
| 124 return GOTO_ENTITY_REPOSITORY; | |
| 125 } | |
| 126 | |
| 127 | |
| 128 public String details() { | |
| 129 Entity selectedEntity = (Entity) getRequestBean("entity"); | |
| 130 EntityDetailsBean bean = (EntityDetailsBean) getRequestBean(SESSION_BEAN_ENTITY_DETAILS); | |
| 131 bean.setEntity(selectedEntity); | |
| 132 | |
| 133 return GOTO_ENTITY_DETAILS; | |
| 134 } | |
| 135 | |
| 136 public String actionEdit() { | |
| 137 Entity entity = (Entity) getRequestBean("entity"); | |
| 138 getSessionBean().editEntity(entity); | |
| 139 //return SessionBean.PAGE_ENTRY; | |
| 140 | |
| 141 if(entity.getObjectClass().equals(StudyEvent.OC) || | |
| 142 entity.getObjectClass().equals(CopyEvent.OC) || | |
| 143 entity.getObjectClass().equals(TransferEvent.OC)){ | |
| 144 return SessionBean.PAGE_EVENT_FORM; | |
| 145 }else{ | |
| 146 return SessionBean.PAGE_ENTRY; | |
| 147 } | |
| 148 } | |
| 103 | 149 |
| 150 /** | |
| 151 * Downloads all Entities of the selected class as CSV. | |
| 152 * | |
| 153 * To be used for resultMode == all. | |
| 154 * | |
| 155 * @throws IOException | |
| 156 */ | |
| 157 public void downloadAllCsv() throws IOException { | |
| 158 List<Entity> allEnts = getWrapper().getEntitiesByDef(getObjectClass()); | |
| 159 sendAsCsv(allEnts); | |
| 160 } | |
| 161 | |
| 162 /** | |
| 163 * Downloads all currently selected Entities as CSV. | |
| 164 * | |
| 165 * To be used for resultMode == advanced. | |
| 166 * | |
| 167 * @throws IOException | |
| 168 */ | |
| 169 public void downloadAdvancedCsv() throws IOException { | |
| 170 sendAsCsv(getEntities()); | |
| 171 } | |
| 172 | |
| 173 /** | |
| 174 * Send the given Entities as CSV file to the client. | |
| 175 * | |
| 176 * @throws IOException | |
| 177 */ | |
| 178 public void sendAsCsv(List<Entity> entList) throws IOException { | |
| 179 // Get the FacesContext | |
| 180 FacesContext facesContext = FacesContext.getCurrentInstance(); | |
| 181 | |
| 182 // Get HTTP response | |
| 183 HttpServletResponse response = (HttpServletResponse) facesContext.getExternalContext().getResponse(); | |
| 184 | |
| 185 // Set response headers | |
| 186 response.reset(); // Reset the response in the first place | |
| 187 response.setCharacterEncoding("UTF-8"); | |
| 188 response.setHeader("Content-Type", "application/csv"); // Set the content type | |
| 189 response.setHeader("Content-Disposition", "attachment; filename=entities.csv"); | |
| 190 | |
| 191 // Open response output Writer | |
| 192 PrintWriter responseWriter = response.getWriter(); | |
| 193 | |
| 194 // make sure all entities attributes are loaded | |
| 195 for (Entity entity : entList) { | |
| 196 if (entity.isLightweight()) { | |
| 197 getWrapper().getEntityContent(entity); | |
| 198 } | |
| 199 } | |
| 200 | |
| 201 // write all entities to the response | |
| 202 CsvEntityListWriter.writeEntities(entList, responseWriter); | |
| 203 | |
| 204 // Make sure that everything is out | |
| 205 responseWriter.flush(); | |
| 206 responseWriter.close(); | |
| 207 | |
| 208 // JSF doc: | |
| 209 // Signal the JavaServer Faces implementation that the HTTP response for this request has already been generated | |
| 210 // (such as an HTTP redirect), and that the request processing lifecycle should be terminated | |
| 211 // as soon as the current phase is completed. | |
| 212 facesContext.responseComplete(); | |
| 213 } | |
| 1 | 214 |
| 215 public DataPaginator getPaginator() { | |
| 216 return paginator; | |
| 217 } | |
| 218 | |
| 219 public void setPaginator(DataPaginator paginator) { | |
| 220 this.paginator = paginator; | |
| 221 } | |
| 222 } |