| /*=============================================================================# |
| # Copyright (c) 2011, 2020 Stephan Wahlbrink and others. |
| # |
| # This program and the accompanying materials are made available under the |
| # terms of the Eclipse Public License 2.0 which is available at |
| # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0 |
| # which is available at https://www.apache.org/licenses/LICENSE-2.0. |
| # |
| # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 |
| # |
| # Contributors: |
| # Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation |
| #=============================================================================*/ |
| |
| package org.eclipse.statet.ltk.model.core.impl; |
| |
| import org.eclipse.statet.jcommons.collections.ImCollections; |
| import org.eclipse.statet.jcommons.collections.ImList; |
| |
| import org.eclipse.statet.ltk.ast.core.AstInfo; |
| import org.eclipse.statet.ltk.core.ISourceModelStamp; |
| import org.eclipse.statet.ltk.model.core.elements.ISourceUnitModelInfo; |
| |
| |
| public abstract class AbstractSourceModelInfo implements ISourceUnitModelInfo { |
| |
| |
| private static final ImList<Object> NO_ATTACHMENTS= ImCollections.emptyList(); |
| |
| |
| private final AstInfo ast; |
| |
| private volatile ImList<Object> attachments= NO_ATTACHMENTS; |
| |
| |
| public AbstractSourceModelInfo(final AstInfo ast) { |
| this.ast= ast; |
| } |
| |
| |
| @Override |
| public ISourceModelStamp getStamp() { |
| return this.ast.getStamp(); |
| } |
| |
| @Override |
| public AstInfo getAst() { |
| return this.ast; |
| } |
| |
| |
| @Override |
| public synchronized void addAttachment(final Object data) { |
| this.attachments= ImCollections.addElement(this.attachments, data); |
| } |
| |
| @Override |
| public void removeAttachment(final Object data) { |
| this.attachments= ImCollections.removeElement(this.attachments, data); |
| } |
| |
| @Override |
| public ImList<Object> getAttachments() { |
| return this.attachments; |
| } |
| |
| } |