diff options
Diffstat (limited to 'org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/model/elements/ExpressionContentProvider.java')
| -rw-r--r-- | org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/model/elements/ExpressionContentProvider.java | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/model/elements/ExpressionContentProvider.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/model/elements/ExpressionContentProvider.java deleted file mode 100644 index 6a6c2d249..000000000 --- a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/model/elements/ExpressionContentProvider.java +++ /dev/null @@ -1,163 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2006, 2008 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.debug.internal.ui.model.elements; - -import java.util.ArrayList; -import java.util.HashMap; -import java.util.Iterator; -import java.util.LinkedHashSet; -import java.util.List; -import java.util.Map; - -import org.eclipse.core.runtime.CoreException; -import org.eclipse.debug.core.model.IErrorReportingExpression; -import org.eclipse.debug.core.model.IExpression; -import org.eclipse.debug.core.model.IValue; -import org.eclipse.debug.internal.ui.viewers.model.ViewerAdapterService; -import org.eclipse.debug.internal.ui.viewers.model.ViewerUpdateMonitor; -import org.eclipse.debug.internal.ui.viewers.model.provisional.IChildrenCountUpdate; -import org.eclipse.debug.internal.ui.viewers.model.provisional.IChildrenUpdate; -import org.eclipse.debug.internal.ui.viewers.model.provisional.IElementContentProvider; -import org.eclipse.debug.internal.ui.viewers.model.provisional.IHasChildrenUpdate; -import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext; -import org.eclipse.debug.internal.ui.viewers.model.provisional.IViewerUpdate; - -/** - * @since 3.3 - */ -public class ExpressionContentProvider extends VariableContentProvider { - - /* (non-Javadoc) - * @see org.eclipse.debug.internal.ui.model.elements.ElementContentProvider#update(org.eclipse.debug.internal.ui.viewers.model.provisional.IChildrenCountUpdate[]) - */ - public void update(IChildrenCountUpdate[] updates) { - // See if we can delegate to a model specific content provider - Map delegateMap = new HashMap(); - List notDelegated = new ArrayList(); - findDelegates(delegateMap, notDelegated, updates); - - // Batch the updates and send them to the delegates - for (Iterator iterator = delegateMap.keySet().iterator(); iterator.hasNext();) { - IElementContentProvider delegate = (IElementContentProvider) iterator.next(); - List updateList = (List)delegateMap.get(delegate); - delegate.update((IChildrenCountUpdate[])updateList.toArray(new IChildrenCountUpdate[updateList.size()])); - } - if (notDelegated.size() > 0){ - super.update((IChildrenCountUpdate[])notDelegated.toArray(new IChildrenCountUpdate[notDelegated.size()])); - } - } - - /* (non-Javadoc) - * @see org.eclipse.debug.internal.ui.model.elements.ElementContentProvider#update(org.eclipse.debug.internal.ui.viewers.model.provisional.IHasChildrenUpdate[]) - */ - public void update(IHasChildrenUpdate[] updates) { - // See if we can delegate to a model specific content provider - Map delegateMap = new HashMap(); - List notDelegated = new ArrayList(); - findDelegates(delegateMap, notDelegated, updates); - - // Batch the updates and send them to the delegates - for (Iterator iterator = delegateMap.keySet().iterator(); iterator.hasNext();) { - IElementContentProvider delegate = (IElementContentProvider) iterator.next(); - List updateList = (List)delegateMap.get(delegate); - delegate.update((IHasChildrenUpdate[])updateList.toArray(new IHasChildrenUpdate[updateList.size()])); - } - if (notDelegated.size() > 0){ - super.update((IHasChildrenUpdate[])notDelegated.toArray(new IHasChildrenUpdate[notDelegated.size()])); - } - } - - /* (non-Javadoc) - * @see org.eclipse.debug.internal.ui.model.elements.ElementContentProvider#update(org.eclipse.debug.internal.ui.viewers.model.provisional.IChildrenUpdate[]) - */ - public void update(IChildrenUpdate[] updates) { - // See if we can delegate to a model specific content provider - Map delegateMap = new HashMap(); - List notDelegated = new ArrayList(); - findDelegates(delegateMap, notDelegated, updates); - - // Batch the updates and send them to the delegates - for (Iterator iterator = delegateMap.keySet().iterator(); iterator.hasNext();) { - IElementContentProvider delegate = (IElementContentProvider) iterator.next(); - List updateList = (List)delegateMap.get(delegate); - delegate.update((IChildrenUpdate[])updateList.toArray(new IChildrenUpdate[updateList.size()])); - } - if (notDelegated.size() > 0){ - super.update((IChildrenUpdate[])notDelegated.toArray(new IChildrenUpdate[notDelegated.size()])); - } - } - - /** - * Finds all possibly delegate content providers for the given set of updates. Found delegates are added - * to the given map as the key while the list of updates to be sent to that delegate are set as the value. - * Any updates that are not to be delegated are put in the notDelegated list. - * - * @param delegateMap map to add delegates to - * @param notDelegated list of updates that should not be delegated - * @param updates array of updates that can be handled by delegates - * @since 3.4 - */ - private void findDelegates(Map delegateMap, List notDelegated, IViewerUpdate[] updates){ - for (int i = 0; i < updates.length; i++) { - if (updates[i] instanceof ViewerUpdateMonitor && !((ViewerUpdateMonitor)updates[i]).isDelegated() && updates[i].getElement() instanceof IExpression){ - IElementContentProvider delegate = ViewerAdapterService.getContentProvider(((IExpression)updates[i].getElement()).getValue()); - if (delegate != null){ - List updateList = (List)delegateMap.get(delegate); - if (updateList == null){ - updateList = new ArrayList(); - delegateMap.put(delegate, updateList); - } - ((ViewerUpdateMonitor)updates[i]).setDelegated(true); - updateList.add(updates[i]); - continue; - } - } - notDelegated.add(updates[i]); - } - } - - - protected Object[] getAllChildren(Object parent, IPresentationContext context) throws CoreException { - if (parent instanceof IErrorReportingExpression) { - IErrorReportingExpression expression = (IErrorReportingExpression) parent; - if (expression.hasErrors()) { - String[] messages = expression.getErrorMessages(); - LinkedHashSet set = new LinkedHashSet(messages.length); - for (int i = 0; i < messages.length; i++) { - set.add(messages[i]); - } - return set.toArray(); - } - } - if (parent instanceof IExpression) { - IExpression expression = (IExpression) parent; - IValue value = expression.getValue(); - if (value != null) { - return getValueChildren(expression, value, context); - } - } - return EMPTY; - } - - protected boolean hasChildren(Object element, IPresentationContext context, IViewerUpdate monitor) throws CoreException { - if (element instanceof IErrorReportingExpression) { - IErrorReportingExpression expression = (IErrorReportingExpression) element; - if (expression.hasErrors()) { - return true; - } - } - IValue value = ((IExpression)element).getValue(); - if (value == null) { - return false; - } - return value.hasVariables(); - } -} |