| /*=============================================================================# |
| # Copyright (c) 2009, 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.internal.r.core.sourcemodel; |
| |
| import static org.eclipse.statet.internal.r.core.sourcemodel.RSourceModel.NO_R_SOURCE_CHILDREN; |
| |
| import java.util.List; |
| import java.util.Objects; |
| |
| import org.eclipse.statet.jcommons.lang.NonNullByDefault; |
| import org.eclipse.statet.jcommons.lang.Nullable; |
| import org.eclipse.statet.jcommons.text.core.TextRegion; |
| |
| import org.eclipse.statet.ltk.ast.core.AstNode; |
| import org.eclipse.statet.ltk.model.core.LtkModelUtils; |
| import org.eclipse.statet.ltk.model.core.element.LtkModelElementFilter; |
| import org.eclipse.statet.ltk.model.core.element.SourceStructElement; |
| import org.eclipse.statet.r.core.model.RElement; |
| import org.eclipse.statet.r.core.model.RElementName; |
| import org.eclipse.statet.r.core.model.RFrame; |
| import org.eclipse.statet.r.core.model.RLangSourceElement; |
| import org.eclipse.statet.r.core.model.RModel; |
| |
| |
| @NonNullByDefault |
| public abstract class EmbeddedRBuildElement implements BuildSourceFrameElement { |
| |
| |
| protected final SourceStructElement<?, ?> parent; |
| protected final AstNode node; |
| |
| private final RElementName name; |
| protected final @Nullable TextRegion nameRegion; |
| int occurrenceCount; |
| |
| BuildSourceFrame envir; |
| List<? extends RLangSourceElement> sourceChildrenProtected= NO_R_SOURCE_CHILDREN; |
| |
| |
| public EmbeddedRBuildElement(final SourceStructElement<?, ?> parent, final AstNode node, |
| final RElementName name, final @Nullable TextRegion nameRegion) { |
| this.parent= parent; |
| this.node= node; |
| |
| this.name= name; |
| this.nameRegion= nameRegion; |
| } |
| |
| |
| @Override |
| public void setSourceChildren(final List<? extends RLangSourceElement> children) { |
| this.sourceChildrenProtected= children; |
| } |
| |
| @Override |
| public BuildSourceFrame getBuildFrame() { |
| return this.envir; |
| } |
| |
| |
| @Override |
| public final String getModelTypeId() { |
| return RModel.R_TYPE_ID; |
| } |
| |
| @Override |
| public RElementName getElementName() { |
| return this.name; |
| } |
| |
| @Override |
| public final String getId() { |
| final String name= getElementName().getDisplayName(); |
| final StringBuilder sb= new StringBuilder(name.length() + 10); |
| sb.append(Integer.toHexString(getElementType() & MASK_C2)); |
| sb.append(':'); |
| sb.append(name); |
| sb.append('#'); |
| sb.append(this.occurrenceCount); |
| return sb.toString(); |
| } |
| |
| |
| @Override |
| public @Nullable RElement<?> getModelParent() { |
| return null; |
| } |
| |
| @Override |
| public boolean hasModelChildren(final @Nullable LtkModelElementFilter<? super RLangSourceElement> filter) { |
| return false; |
| } |
| |
| @Override |
| public List<? extends RLangSourceElement> getModelChildren(final @Nullable LtkModelElementFilter<? super RLangSourceElement> filter) { |
| return NO_R_SOURCE_CHILDREN; |
| } |
| |
| |
| @Override |
| public @Nullable SourceStructElement<?, ?> getSourceParent() { |
| return this.parent; |
| } |
| |
| @Override |
| public boolean hasSourceChildren(final @Nullable LtkModelElementFilter<? super RLangSourceElement> filter) { |
| return LtkModelUtils.<RLangSourceElement>hasChildren(this.sourceChildrenProtected, filter); |
| } |
| |
| @Override |
| public List<? extends RLangSourceElement> getSourceChildren(final @Nullable LtkModelElementFilter<? super RLangSourceElement> filter) { |
| return LtkModelUtils.<RLangSourceElement>getChildren(this.sourceChildrenProtected, filter); |
| } |
| |
| @Override |
| public TextRegion getSourceRange() { |
| return this.node; |
| } |
| |
| @Override |
| public @Nullable TextRegion getNameSourceRange() { |
| return this.nameRegion; |
| } |
| |
| @Override |
| public @Nullable TextRegion getDocumentationRange() { |
| return null; |
| } |
| |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public <T> @Nullable T getAdapter(final Class<T> adapterType) { |
| if (adapterType == RFrame.class) { |
| return (T)this.envir; |
| } |
| if (adapterType == AstNode.class) { |
| return (T)this.node; |
| } |
| return null; |
| } |
| |
| |
| @Override |
| public int hashCode() { |
| return RElement.C2_SOURCE_CHUNK * Objects.hashCode(this.name.getSegmentName()) + this.occurrenceCount; |
| } |
| |
| @Override |
| public boolean equals(final @Nullable Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof EmbeddedRBuildElement) { |
| final EmbeddedRBuildElement other= (EmbeddedRBuildElement)obj; |
| return (this.occurrenceCount == other.occurrenceCount |
| && this.name.equals(other.name) ); |
| } |
| return false; |
| } |
| |
| } |