| /******************************************************************************* |
| * Copyright (c) 2014 Lars Vogel and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Lars Vogel - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.examples.adapterservice.snippets.adapter; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.core.runtime.IAdapterFactory; |
| |
| public class IDAssigner implements IAdapterFactory { |
| int currentId; |
| Map<Object, String> assignedIds = new HashMap<Object, String>(); // Object->its |
| // id |
| |
| public IDAssigner() { |
| currentId = 1000; |
| } |
| @Override |
| @SuppressWarnings("rawtypes") |
| public Object getAdapter(final Object adaptableObject, Class adapterType) { |
| if (adapterType.equals(ThingWithId.class)) { |
| if (!assignedIds.containsKey(adaptableObject)) { |
| String id = Integer.toString(currentId); |
| currentId++; |
| assignedIds.put(adaptableObject, id); |
| } |
| return new ThingWithId() { |
| @Override |
| public String getUniqueId() { |
| return assignedIds.get(adaptableObject); |
| } |
| }; |
| } |
| return null; |
| } |
| |
| @Override |
| @SuppressWarnings("rawtypes") |
| public Class[] getAdapterList() { |
| return new Class[] { ThingWithId.class }; |
| } |
| |
| } |