| /*=============================================================================# |
| # 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.Serializable; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.statet.jcommons.text.core.BasicTextRegion; |
| import org.eclipse.statet.jcommons.text.core.TextRegion; |
| |
| 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.IRLangElement; |
| import org.eclipse.statet.r.core.model.RElementName; |
| import org.eclipse.statet.r.core.model.RModel; |
| |
| |
| public class ExportedRElement implements IRLangElement, Serializable { |
| |
| |
| private static final long serialVersionUID= -493469386405499748L; |
| |
| |
| static final List<? extends IRLangElement> getChildren(final List<? extends IRLangElement> children, final IModelElement.Filter filter) { |
| if (filter == null) { |
| return children; |
| } |
| else { |
| final ArrayList<IRLangElement> filtered= new ArrayList<>(children.size()); |
| for (final IRLangElement child : children) { |
| if (filter.include(child)) { |
| filtered.add(child); |
| } |
| } |
| return filtered; |
| } |
| } |
| |
| static final boolean hasChildren(final List<? extends IRLangElement> children, final IModelElement.Filter filter) { |
| if (filter == null) { |
| return (!children.isEmpty()); |
| } |
| else { |
| for (final IRElement child : children) { |
| if (filter.include(child)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |
| |
| |
| private IRLangElement parent; |
| private int elementType; |
| private RElementName elementName; |
| private String elementId; |
| |
| private int sourceOffset; |
| private int sourceLength; |
| private int nameOffset; |
| private int nameLength; |
| |
| |
| public ExportedRElement(final IRLangElement parent, final IRLangElement sourceElement) { |
| this.parent= parent; |
| this.elementType= sourceElement.getElementType(); |
| this.elementName= RElementName.cloneName(sourceElement.getElementName(), false); |
| this.elementId= sourceElement.getId(); |
| |
| { final TextRegion sourceRange= sourceElement.getSourceRange(); |
| if (sourceRange != null) { |
| this.sourceOffset= sourceRange.getStartOffset(); |
| this.sourceLength= sourceRange.getLength(); |
| } |
| else { |
| this.sourceOffset= -1; |
| } |
| } |
| { |
| final TextRegion sourceRange= sourceElement.getNameSourceRange(); |
| if (sourceRange != null) { |
| this.nameOffset= sourceRange.getStartOffset(); |
| this.nameLength= sourceRange.getLength(); |
| } |
| else { |
| this.nameOffset= -1; |
| } |
| } |
| } |
| |
| public ExportedRElement() { |
| } |
| |
| |
| @Override |
| public String getModelTypeId() { |
| return RModel.R_TYPE_ID; |
| } |
| |
| @Override |
| public String getId() { |
| return this.elementId; |
| } |
| |
| @Override |
| public int getElementType() { |
| return this.elementType; |
| } |
| |
| @Override |
| public RElementName getElementName() { |
| return this.elementName; |
| } |
| |
| @Override |
| public boolean exists() { |
| return true; |
| } |
| |
| @Override |
| public boolean isReadOnly() { |
| return false; |
| } |
| |
| |
| @Override |
| public IRElement getModelParent() { |
| return this.parent; |
| } |
| |
| @Override |
| public boolean hasModelChildren(final Filter filter) { |
| return false; |
| } |
| |
| @Override |
| public List<? extends IRLangElement> getModelChildren(final Filter filter) { |
| return Collections.EMPTY_LIST; |
| } |
| |
| |
| @Override |
| public ISourceUnit getSourceUnit() { |
| return this.parent.getSourceUnit(); |
| } |
| |
| @Override |
| public TextRegion getSourceRange() { |
| if (this.sourceOffset >= 0) { |
| return new BasicTextRegion(this.sourceOffset, this.sourceOffset + this.sourceLength); |
| } |
| return null; |
| } |
| |
| @Override |
| public TextRegion getNameSourceRange() { |
| if (this.nameOffset >= 0) { |
| return new BasicTextRegion(this.nameOffset, this.nameOffset + this.nameLength); |
| } |
| return null; |
| } |
| |
| @Override |
| public TextRegion getDocumentationRange() { |
| return null; |
| } |
| |
| |
| @Override |
| public <T> T getAdapter(final Class<T> adapterType) { |
| return null; |
| } |
| |
| } |