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     EntityCacherDebugResult ecdr;
  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         ecdr = activeSession.debug();
  79     }
  80
  81     /**
  82      * Open the dialog.
  83      * @return the result
  84      */
  85     public Object open() {
  86
  87         createContents();
  88         setDebugInfoText();
  89         treeViewer.setContentProvider(new SessionsTreeContentProvider());
  90         treeViewer.setLabelProvider(new SessionsTreeLabelProvider());
  91         treeViewer.setInput(getRootElements());
  92         shlInspectSessions.open();
  93         shlInspectSessions.layout();
  94         Display display = getParent().getDisplay();
  95         while (!shlInspectSessions.isDisposed()) {
  96             if (!display.readAndDispatch()) {
  97                 display.sleep();
  98             }
  99         }
 100         return result;
 101     }
 102
 103     /**
 104      * Create contents of the dialog.
 105      */
 106     private void createContents() {
 107         shlInspectSessions = new Shell(getParent(), SWT.DIALOG_TRIM | SWT.RESIZE);
 108         shlInspectSessions.setSize(641, 631);
 109         shlInspectSessions.setText("Inspect Sessions");
 110         shlInspectSessions.setLayout(new GridLayout(1, false));
 111
 112         sashForm = new SashForm(shlInspectSessions, SWT.VERTICAL);
 113         sashForm.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
 114
 115         PatternFilter filter = new PatternFilter();
 116         FilteredTree tree = new FilteredTree(sashForm, SWT.MULTI | SWT.H_SCROLL | SWT.BORDER
 117                 | SWT.V_SCROLL, filter, true);
 118         treeViewer = tree.getViewer();
 119         //treeViewer = new TreeViewer(sashForm, SWT.BORDER);
 120         //Tree tree = treeViewer.getTree();
 121
 122         compositeDebug = new Composite(sashForm, SWT.NONE);
 123         compositeDebug.setLayout(new GridLayout(1, false));
 124
 125         lblDebugInformation = new Label(compositeDebug, SWT.NONE);
 126         lblDebugInformation.setAlignment(SWT.CENTER);
 127         lblDebugInformation.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, false, 1, 1));
 128         lblDebugInformation.setFont(SWTResourceManager.getFont("Ubuntu", 10, SWT.NORMAL));
 129         lblDebugInformation.setText("Debug Information");
 130
 131         txtDebugInfo = new Text(compositeDebug, SWT.BORDER | SWT.READ_ONLY | SWT.H_SCROLL | SWT.V_SCROLL | SWT.CANCEL | SWT.MULTI);
 132         txtDebugInfo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
 133         sashForm.setWeights(new int[] {338, 184});
 134
 135         btnClose = new Button(shlInspectSessions, SWT.NONE);
 136         btnClose.addSelectionListener(new SelectionAdapter() {
 137             @Override
 138             public void widgetSelected(SelectionEvent e) {
 139                 shlInspectSessions.dispose();
 140             }
 141         });
 142         GridData gd_btnClose = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
 143         gd_btnClose.widthHint = 70;
 144         btnClose.setLayoutData(gd_btnClose);
 145         btnClose.setText("Close");
 146
 147     }
 148
 149     private void setDebugInfoText() {
 150         txtDebugInfo.setText(ecdr.toString());
 151     }
 152     private CdmEntityInfo[] getRootElements() {
 153
 154         List<CdmEntityInfo> rootElemnts = ecdr.getRootElements();
 155         return rootElemnts.toArray(new CdmEntityInfo[rootElemnts.size()]);
 156     }
 157
 158     class SessionsTreeContentProvider implements ITreeContentProvider {
 159
 160         @Override
 161         public void dispose() {
 162
 163         }
 164
 165         @Override
 166         public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
 167
 168         @Override
 169         public Object[] getElements(Object inputElement) {
 170             return (CdmEntityInfo[])inputElement;
 171         }
 172
 173         @Override
 174         public Object[] getChildren(Object parentElement) {
 175             List<CdmEntityInfo> children = ((CdmEntityInfo)parentElement).getChildren();
 176             return children.toArray();
 177         }
 178
 179         @Override
 180         public Object getParent(Object element) {
 181             CdmEntityInfo cei = (CdmEntityInfo)element;
 182             return cei.getParent();
 183         }
 184
 185         @Override
 186         public boolean hasChildren(Object element) {
 187             List<CdmEntityInfo> children = ((CdmEntityInfo)element).getChildren();
 188             if(children != null && !children.isEmpty()) {
 189                 return true;
 190             } else {
 191                 return false;
 192             }
 193         }
 194
 195         public CdmModelFieldPropertyFromClass getFromCdmlibModelCache(String className) {
 196             Element e = cdmlibModelCache.get(className);
 197             if (e == null) {
 198                 return null;
 199             } else {
 200                 return (CdmModelFieldPropertyFromClass) e.getObjectValue();
 201             }
 202         }
 203     }
 204
 205     class SessionsTreeLabelProvider extends StyledCellLabelProvider implements ILabelProvider {
 206
 207         @Override
 208         public void update(ViewerCell cell) {
 209             CdmEntityInfo cei = (CdmEntityInfo)cell.getElement();
 210             StyledString text = new StyledString();
 211             if(cei != null) {
 212                 text.append(cei.getLabel());
 213             }
 214             cell.setText(text.toString());
 215             cell.setStyleRanges(text.getStyleRanges());
 216             super.update(cell);
 217         }
 218
 219         @Override
 220         public Image getImage(Object element) {
 221             // TODO Auto-generated method stub
 222             return null;
 223         }
 224
 225         @Override
 226         public String getText(Object element) {
 227             CdmEntityInfo cei = (CdmEntityInfo)element;
 228             return cei.getLabel();
 229         }
 230     }
 231 }