eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/sessions/InspectSessionsDialog.java

   1 /**
   2  * Copyright (C) 2015 EDIT
   3  * European Distributed Institute of Taxonomy
   4  * http://www.e-taxonomy.eu
   5  *
   6  * The contents of this file are subject to the Mozilla Public License Version 1.1
   7  * See LICENSE.TXT at the top of this package for the full license terms.
   8  */
   9 package eu.etaxonomy.taxeditor.view.sessions;
  10
  11 import java.util.List;
  12
  13 import org.eclipse.jface.viewers.ILabelProvider;
  14 import org.eclipse.jface.viewers.ITreeContentProvider;
  15 import org.eclipse.jface.viewers.StyledCellLabelProvider;
  16 import org.eclipse.jface.viewers.StyledString;
  17 import org.eclipse.jface.viewers.TreeViewer;
  18 import org.eclipse.jface.viewers.Viewer;
  19 import org.eclipse.jface.viewers.ViewerCell;
  20 import org.eclipse.swt.SWT;
  21 import org.eclipse.swt.custom.SashForm;
  22 import org.eclipse.swt.events.SelectionAdapter;
  23 import org.eclipse.swt.events.SelectionEvent;
  24 import org.eclipse.swt.graphics.Image;
  25 import org.eclipse.swt.layout.GridData;
  26 import org.eclipse.swt.layout.GridLayout;
  27 import org.eclipse.swt.widgets.Button;
  28 import org.eclipse.swt.widgets.Composite;
  29 import org.eclipse.swt.widgets.Dialog;
  30 import org.eclipse.swt.widgets.Display;
  31 import org.eclipse.swt.widgets.Label;
  32 import org.eclipse.swt.widgets.Shell;
  33 import org.eclipse.swt.widgets.Text;
  34 import org.eclipse.ui.dialogs.FilteredTree;
  35 import org.eclipse.ui.dialogs.PatternFilter;
  36 import org.eclipse.wb.swt.SWTResourceManager;
  37
  38 import eu.etaxonomy.cdm.cache.CdmModelFieldPropertyFromClass;
  39 import eu.etaxonomy.cdm.cache.CdmRemoteCacheManager;
  40 import eu.etaxonomy.cdm.cache.EntityCacherDebugResult;
  41 import eu.etaxonomy.cdm.cache.EntityCacherDebugResult.CdmEntityInfo;
  42 import eu.etaxonomy.taxeditor.session.ICdmEntitySession;
  43 import eu.etaxonomy.taxeditor.store.CdmStore;
  44 import net.sf.ehcache.Cache;
  45 import net.sf.ehcache.Element;
  46
  47 /**
  48  * @author cmathew
  49  * @date 17 Feb 2015
  50  */
  51 public class InspectSessionsDialog extends Dialog {
  52
  53     protected Object result;
  54     protected Shell shlInspectSessions;
  55     private Text txtDebugInfo;
  56     private Label lblDebugInformation;
  57
  58     private final Cache cdmlibModelCache;
  59
  60     private final ICdmEntitySession activeSession;
  61
  62     private TreeViewer treeViewer;
  63     private Button btnClose;
  64     private EntityCacherDebugResult entityCacherDebugResult;
  65     private SashForm sashForm;
  66     private Composite compositeDebug;
  67
  68     /**
  69      * Create the dialog.
  70      * @param parent
  71      * @param style
  72      */
  73     public InspectSessionsDialog(Shell parent, int style) {
  74         super(parent, style);
  75         setText("Inspect Active Session");
  76         cdmlibModelCache = CdmRemoteCacheManager.getInstance().getCdmModelGetMethodsCache();
  77         activeSession = CdmStore.getCurrentSessionManager().getActiveSession();
  78         if (activeSession != null){
  79             //TODO
  80             entityCacherDebugResult = activeSession.debug(false);
  81         }
  82     }
  83
  84     /**
  85      * Open the dialog.
  86      */
  87     public Object open() {
  88
  89         createContents();
  90         setDebugInfoText();
  91         treeViewer.setContentProvider(new SessionsTreeContentProvider());
  92         treeViewer.setLabelProvider(new SessionsTreeLabelProvider());
  93         treeViewer.setInput(getRootElements());
  94         shlInspectSessions.open();
  95         shlInspectSessions.layout();
  96         Display display = getParent().getDisplay();
  97         while (!shlInspectSessions.isDisposed()) {
  98             if (!display.readAndDispatch()) {
  99                 display.sleep();
 100             }
 101         }
 102         return result;
 103     }
 104
 105     /**
 106      * Create contents of the dialog.
 107      */
 108     private void createContents() {
 109         shlInspectSessions = new Shell(getParent(), SWT.DIALOG_TRIM | SWT.RESIZE);
 110         shlInspectSessions.setSize(641, 631);
 111         shlInspectSessions.setText("Inspect Sessions");
 112         shlInspectSessions.setLayout(new GridLayout(1, false));
 113
 114         sashForm = new SashForm(shlInspectSessions, SWT.VERTICAL);
 115         sashForm.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
 116
 117         PatternFilter filter = new PatternFilter();
 118         FilteredTree tree = new FilteredTree(sashForm, SWT.MULTI | SWT.H_SCROLL | SWT.BORDER
 119                 | SWT.V_SCROLL, filter, true);
 120         treeViewer = tree.getViewer();
 121         //treeViewer = new TreeViewer(sashForm, SWT.BORDER);
 122         //Tree tree = treeViewer.getTree();
 123
 124         compositeDebug = new Composite(sashForm, SWT.NONE);
 125         compositeDebug.setLayout(new GridLayout(1, false));
 126
 127         lblDebugInformation = new Label(compositeDebug, SWT.NONE);
 128         lblDebugInformation.setAlignment(SWT.CENTER);
 129         lblDebugInformation.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, false, 1, 1));
 130         lblDebugInformation.setFont(SWTResourceManager.getFont("Ubuntu", 10, SWT.NORMAL));
 131         lblDebugInformation.setText("Debug Information");
 132
 133         txtDebugInfo = new Text(compositeDebug, SWT.BORDER | SWT.READ_ONLY | SWT.H_SCROLL | SWT.V_SCROLL | SWT.CANCEL | SWT.MULTI);
 134         txtDebugInfo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
 135         sashForm.setWeights(new int[] {338, 184});
 136
 137         btnClose = new Button(shlInspectSessions, SWT.NONE);
 138         btnClose.addSelectionListener(new SelectionAdapter() {
 139             @Override
 140             public void widgetSelected(SelectionEvent e) {
 141                 shlInspectSessions.dispose();
 142             }
 143         });
 144         GridData gd_btnClose = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
 145         gd_btnClose.widthHint = 70;
 146         btnClose.setLayoutData(gd_btnClose);
 147         btnClose.setText("Close");
 148     }
 149
 150     private void setDebugInfoText() {
 151         txtDebugInfo.setText(entityCacherDebugResult == null? "No session" : entityCacherDebugResult.toString());
 152     }
 153     private CdmEntityInfo[] getRootElements() {
 154
 155         List<CdmEntityInfo> rootElemnts = entityCacherDebugResult.getRootElements();
 156         return rootElemnts.toArray(new CdmEntityInfo[rootElemnts.size()]);
 157     }
 158
 159     class SessionsTreeContentProvider implements ITreeContentProvider {
 160
 161         @Override
 162         public void dispose() {
 163
 164         }
 165
 166         @Override
 167         public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
 168
 169         @Override
 170         public Object[] getElements(Object inputElement) {
 171             return (CdmEntityInfo[])inputElement;
 172         }
 173
 174         @Override
 175         public Object[] getChildren(Object parentElement) {
 176             List<CdmEntityInfo> children = ((CdmEntityInfo)parentElement).getChildren();
 177             return children.toArray();
 178         }
 179
 180         @Override
 181         public Object getParent(Object element) {
 182             CdmEntityInfo cei = (CdmEntityInfo)element;
 183             return cei.getParent();
 184         }
 185
 186         @Override
 187         public boolean hasChildren(Object element) {
 188             List<CdmEntityInfo> children = ((CdmEntityInfo)element).getChildren();
 189             if(children != null && !children.isEmpty()) {
 190                 return true;
 191             } else {
 192                 return false;
 193             }
 194         }
 195
 196         public CdmModelFieldPropertyFromClass getFromCdmlibModelCache(String className) {
 197             Element e = cdmlibModelCache.get(className);
 198             if (e == null) {
 199                 return null;
 200             } else {
 201                 return (CdmModelFieldPropertyFromClass) e.getObjectValue();
 202             }
 203         }
 204     }
 205
 206     class SessionsTreeLabelProvider extends StyledCellLabelProvider implements ILabelProvider {
 207
 208         @Override
 209         public void update(ViewerCell cell) {
 210             CdmEntityInfo cei = (CdmEntityInfo)cell.getElement();
 211             StyledString text = new StyledString();
 212             if(cei != null) {
 213                 text.append(cei.getLabel());
 214             }
 215             cell.setText(text.toString());
 216             cell.setStyleRanges(text.getStyleRanges());
 217             super.update(cell);
 218         }
 219
 220         @Override
 221         public Image getImage(Object element) {
 222             // TODO Auto-generated method stub
 223             return null;
 224         }
 225
 226         @Override
 227         public String getText(Object element) {
 228             CdmEntityInfo cei = (CdmEntityInfo)element;
 229             return cei.getLabel();
 230         }
 231     }
 232 }