| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.views.markers.internal; |
| |
| import java.text.CollationKey; |
| import java.text.Collator; |
| |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| |
| /** |
| * This is a concrete class that stores the same type of information as the IMarkers |
| * used by the IDE. This class exists as an optimization. The various get* methods |
| * on IMarker are extremely slow, which makes it very slow to sort markers (for example, |
| * in the problems view). This marker class stores the fields in the most efficient form |
| * for sorting and display, but necessarily removes some generality from IMarker. |
| */ |
| public class ConcreteMarker { |
| |
| private String description; |
| |
| private String resourceName; |
| |
| private String inFolder; |
| |
| private CollationKey descriptionKey; |
| |
| private CollationKey resourceNameKey; |
| |
| private CollationKey inFolderKey; |
| |
| private int line; |
| |
| private long creationTime; |
| |
| private String type; |
| |
| private IMarker marker; |
| |
| public ConcreteMarker(IMarker toCopy) { |
| marker = toCopy; |
| refresh(); |
| } |
| |
| /** |
| * Clears any cached information. This frees up some memory, but will slow down |
| * the next comparison operation. It is a good idea to call this on a set of markers |
| * after sorting them, in order to reduce their memory cost. |
| */ |
| public void clearCache() { |
| resourceNameKey = null; |
| descriptionKey = null; |
| inFolderKey = null; |
| } |
| |
| /** |
| * Refresh the properties of this marker from the underlying IMarker instance |
| */ |
| public void refresh() { |
| clearCache(); |
| |
| description = Util.getProperty(IMarker.MESSAGE, marker); |
| resourceName = marker.getResource().getName(); |
| inFolder = Util.getContainerName(marker); |
| line = marker.getAttribute(IMarker.LINE_NUMBER, -1); |
| try { |
| creationTime = marker.getCreationTime(); |
| } catch (CoreException e) { |
| creationTime = 0; |
| } |
| |
| try { |
| type = marker.getType(); |
| } catch (CoreException e1) { |
| type = ""; //$NON-NLS-1$ |
| } |
| } |
| |
| public IResource getResource() { |
| return marker.getResource(); |
| } |
| |
| public String getType() { |
| return type; |
| } |
| |
| public String getDescription() { |
| return description; |
| } |
| |
| public CollationKey getDescriptionKey() { |
| if (descriptionKey == null) { |
| descriptionKey = Collator.getInstance() |
| .getCollationKey(description); |
| } |
| |
| return descriptionKey; |
| } |
| |
| public String getResourceName() { |
| return resourceName; |
| } |
| |
| public CollationKey getResourceNameKey() { |
| if (resourceNameKey == null) { |
| resourceNameKey = Collator.getInstance().getCollationKey( |
| resourceName); |
| } |
| return resourceNameKey; |
| } |
| |
| public int getLine() { |
| return line; |
| } |
| |
| public String getFolder() { |
| return inFolder; |
| } |
| |
| public CollationKey getFolderKey() { |
| if (inFolderKey == null) { |
| inFolderKey = Collator.getInstance().getCollationKey(inFolder); |
| } |
| return inFolderKey; |
| } |
| |
| public long getCreationTime() { |
| return creationTime; |
| } |
| |
| public IMarker getMarker() { |
| return marker; |
| } |
| |
| public boolean equals(Object object) { |
| if (!(object instanceof ConcreteMarker)) { |
| return false; |
| } |
| |
| ConcreteMarker other = (ConcreteMarker) object; |
| |
| return other.getMarker().equals(getMarker()); |
| } |
| |
| public int hashCode() { |
| return getMarker().hashCode(); |
| } |
| } |