| /******************************************************************************* |
| * Copyright (c) 2009 Shane Clarke. |
| * 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: |
| * Shane Clarke - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.ws.internal.jaxws.ui.views; |
| |
| import java.lang.annotation.Annotation; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.jface.viewers.StructuredViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| import org.eclipse.jst.ws.annotations.core.AnnotationDefinition; |
| import org.eclipse.jst.ws.annotations.core.AnnotationsManager; |
| import org.eclipse.ui.IMemento; |
| |
| public class AnnotationsViewCategoryFilter extends ViewerFilter { |
| private static final String TAG_CATEGORY = "AnnotationCategoryFilterInfo"; //$NON-NLS-1$ |
| private static final String TAG_CATEGORY_NAME = "categoryName"; //$NON-NLS-1$ |
| |
| private AnnotationsView annotationsView; |
| private final StructuredViewer viewer; |
| |
| private List<Object> categories; |
| |
| public AnnotationsViewCategoryFilter(AnnotationsView annotationsView, StructuredViewer viewer) { |
| this.annotationsView = annotationsView; |
| this.viewer = viewer; |
| categories = new ArrayList<Object>(); |
| } |
| |
| @Override |
| public boolean select(Viewer viewer, Object parentElement, Object element) { |
| if (element instanceof Class && ((Class<?>) element).isAnnotation()) { |
| AnnotationDefinition annotationDefinition = AnnotationsManager. |
| getAnnotationDefinitionForClass((Class<? extends Annotation>)element); |
| if (annotationDefinition != null) { |
| return !categories.contains(annotationDefinition.getCategory()); |
| } |
| } |
| return true; |
| } |
| |
| public void filterAnnotations(List<Object> categories) { |
| this.categories = categories; |
| if (categories.size() > 0) { |
| viewer.addFilter(this); |
| } else { |
| viewer.removeFilter(this); |
| } |
| annotationsView.refresh(); |
| } |
| |
| public List<Object> getCategories() { |
| return categories; |
| } |
| |
| public void init(IMemento memento) { |
| IMemento catMemento = memento.getChild(TAG_CATEGORY); |
| if (catMemento == null) { |
| return; |
| } |
| for (int i = 0; i < AnnotationsManager.getAnnotationCategories().size(); i++) { |
| String category = catMemento.getString(TAG_CATEGORY_NAME + i); |
| if (category != null) { |
| categories.add(category); |
| } |
| } |
| filterAnnotations(categories); |
| } |
| |
| public void saveState(IMemento memento) { |
| if (categories == null || categories.size() == 0) { |
| return; |
| } |
| IMemento catMemento = memento.createChild(TAG_CATEGORY); |
| int i = 0; |
| for (Object category : categories) { |
| catMemento.putString(TAG_CATEGORY_NAME + i, category.toString()); |
| i++; |
| } |
| } |
| } |