| /*=============================================================================# |
| # Copyright (c) 2009, 2019 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.internal.r.core.builder; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| import java.io.OutputStream; |
| import java.io.Serializable; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.statet.jcommons.text.core.TextRegion; |
| |
| import org.eclipse.statet.ltk.core.ElementName; |
| import org.eclipse.statet.ltk.model.core.elements.IModelElement; |
| import org.eclipse.statet.ltk.model.core.elements.ISourceUnit; |
| import org.eclipse.statet.r.core.model.IRElement; |
| import org.eclipse.statet.r.core.model.IRFrame; |
| import org.eclipse.statet.r.core.model.IRLangElement; |
| import org.eclipse.statet.r.core.model.IRSourceUnit; |
| import org.eclipse.statet.r.core.model.RElementName; |
| import org.eclipse.statet.r.core.model.RModel; |
| |
| |
| public class RUnitElement implements IRLangElement, Serializable { |
| |
| |
| private static final long serialVersionUID= 2909953007129363256L; |
| |
| |
| public static RUnitElement read(final IRSourceUnit su, final CompositeFrame envir, final InputStream input) throws IOException, ClassNotFoundException { |
| final ObjectInputStream o= new ObjectInputStream(input); |
| final RUnitElement element= (RUnitElement) o.readObject(); |
| element.sourceUnit= su; |
| element.envir= envir; |
| return element; |
| } |
| |
| |
| private transient ISourceUnit sourceUnit; |
| transient CompositeFrame envir; |
| private List<IRLangElement> elements; |
| |
| |
| public RUnitElement(final IRSourceUnit su, final List<IRLangElement> children) { |
| this.sourceUnit= su; |
| this.elements= Collections.unmodifiableList(children); |
| } |
| |
| /** For serialization */ |
| public RUnitElement() { |
| } |
| |
| |
| @Override |
| public String getModelTypeId() { |
| return RModel.R_TYPE_ID; |
| } |
| |
| @Override |
| public int getElementType() { |
| return IModelElement.C2_SOURCE_FILE; |
| } |
| |
| @Override |
| public RElementName getElementName() { |
| final ElementName elementName= this.sourceUnit.getElementName(); |
| if (elementName instanceof RElementName) { |
| return (RElementName) elementName; |
| } |
| return RElementName.create(RElementName.RESOURCE, elementName.getSegmentName()); |
| } |
| |
| @Override |
| public String getId() { |
| return this.sourceUnit.getId(); |
| } |
| |
| @Override |
| public boolean exists() { |
| return true; |
| } |
| |
| @Override |
| public boolean isReadOnly() { |
| return this.sourceUnit.isReadOnly(); |
| } |
| |
| @Override |
| public ISourceUnit getSourceUnit() { |
| return this.sourceUnit; |
| } |
| |
| @Override |
| public IRElement getModelParent() { |
| return null; |
| } |
| |
| @Override |
| public boolean hasModelChildren(final Filter filter) { |
| return ExportedRElement.hasChildren(this.elements, filter); |
| } |
| |
| @Override |
| public List<? extends IRLangElement> getModelChildren(final Filter filter) { |
| return ExportedRElement.getChildren(this.elements, filter); |
| } |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public <T> T getAdapter(final Class<T> adapterType) { |
| if (adapterType == IRFrame.class) { |
| return (T) this.envir; |
| } |
| return null; |
| } |
| |
| |
| public void save(final OutputStream outputStream) throws IOException { |
| final ObjectOutputStream o= new ObjectOutputStream(outputStream); |
| o.writeObject(this); |
| o.flush(); |
| } |
| |
| |
| @Override |
| public TextRegion getSourceRange() { |
| return null; |
| } |
| |
| @Override |
| public TextRegion getNameSourceRange() { |
| return null; |
| } |
| |
| @Override |
| public TextRegion getDocumentationRange() { |
| return null; |
| } |
| |
| } |