eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/validation/ValidationContextListener.java

   1 package eu.etaxonomy.taxeditor.editor.validation;
   2
   3 import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;
   4 import org.eclipse.core.runtime.IProgressMonitor;
   5 import org.eclipse.ui.IMemento;
   6
   7 import eu.etaxonomy.taxeditor.editor.internal.TaxeditorEditorPlugin;
   8 import eu.etaxonomy.taxeditor.model.IContextListener;
   9
  10 /**
  11  * An {@code IContextListener} responsible for starting the
  12  * {@link ValidationDaemon}.
  13  *
  14  * @see TaxeditorEditorPlugin#start(org.osgi.framework.BundleContext)
  15  *
  16  * @author ayco_holleman
  17  *
  18  */
  19 public class ValidationContextListener implements IContextListener {
  20
  21         @SuppressWarnings("unused")
  22         private static final Logger logger = LogManager.getLogger(ValidationContextListener.class);
  23
  24         private ValidationDaemon daemon;
  25
  26
  27         public ValidationContextListener(){
  28         }
  29
  30
  31         @Override
  32         public void contextAboutToStop(IMemento memento, IProgressMonitor monitor){
  33                 if (daemon != null) {
  34                         daemon.cancel();
  35                         daemon.setCancelRequested();
  36                 }
  37         }
  38
  39
  40         @Override
  41         public void contextStop(IMemento memento, IProgressMonitor monitor){
  42                 if (daemon != null) {
  43                         daemon.cancel();
  44                         daemon.setCancelRequested();
  45                 }
  46         }
  47
  48
  49         @Override
  50         public void contextStart(IMemento memento, IProgressMonitor monitor){
  51                 if (daemon == null) {
  52                         daemon = new ValidationDaemon();
  53                 }
  54                 daemon.schedule();
  55         }
  56
  57
  58         @Override
  59         public void contextRefresh(IProgressMonitor monitor){
  60                 if (daemon != null) {
  61                         daemon.cancel();
  62                         daemon.setCancelRequested();
  63                 }
  64         }
  65
  66
  67         @Override
  68         public void workbenchShutdown(IMemento memento, IProgressMonitor monitor){
  69                 if (daemon != null) {
  70                         daemon.cancel();
  71                         daemon.setCancelRequested();
  72                         daemon = null;
  73                 }
  74         }
  75
  76 }