| /******************************************************************************* |
| * Copyright (c) 2004, 2013 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * John Camelon (IBM) - Initial API and implementation |
| * Markus Schorn (Wind River Systems) |
| *******************************************************************************/ |
| package org.eclipse.cdt.internal.core.dom.parser.cpp; |
| |
| import org.eclipse.cdt.core.dom.ast.ASTVisitor; |
| import org.eclipse.cdt.core.dom.ast.IASTDeclaration; |
| import org.eclipse.cdt.core.dom.ast.IASTNode; |
| import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTTemplateParameter; |
| import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateScope; |
| import org.eclipse.cdt.core.parser.util.ArrayUtil; |
| import org.eclipse.cdt.internal.core.dom.parser.ASTNode; |
| import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent; |
| import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPTemplates; |
| |
| /** |
| * Represents a template declaration. |
| */ |
| public class CPPASTTemplateDeclaration extends ASTNode |
| implements ICPPASTInternalTemplateDeclaration, IASTAmbiguityParent { |
| private boolean exported; |
| private byte isAssociatedWithLastName= -1; |
| private short nestingLevel= -1; |
| private IASTDeclaration declaration; |
| private ICPPTemplateScope templateScope; |
| private ICPPASTTemplateParameter[] parameters; |
| private int parametersPos= -1; |
| |
| public CPPASTTemplateDeclaration() { |
| } |
| |
| public CPPASTTemplateDeclaration(IASTDeclaration declaration) { |
| setDeclaration(declaration); |
| } |
| |
| @Override |
| public CPPASTTemplateDeclaration copy() { |
| return copy(CopyStyle.withoutLocations); |
| } |
| |
| @Override |
| public CPPASTTemplateDeclaration copy(CopyStyle style) { |
| CPPASTTemplateDeclaration copy = new CPPASTTemplateDeclaration(); |
| copy.setDeclaration(declaration == null ? null : declaration.copy(style)); |
| copy.exported = exported; |
| for (ICPPASTTemplateParameter param : getTemplateParameters()) |
| copy.addTemplateParameter(param == null ? null : param.copy(style)); |
| return copy(copy, style); |
| } |
| |
| @Override |
| public boolean isExported() { |
| return exported; |
| } |
| |
| @Override |
| public void setExported(boolean value) { |
| assertNotFrozen(); |
| exported = value; |
| } |
| |
| @Override |
| public IASTDeclaration getDeclaration() { |
| return declaration; |
| } |
| |
| @Override |
| public void setDeclaration(IASTDeclaration declaration) { |
| assertNotFrozen(); |
| this.declaration = declaration; |
| if (declaration != null) { |
| declaration.setParent(this); |
| declaration.setPropertyInParent(OWNED_DECLARATION); |
| } |
| } |
| |
| @Override |
| public ICPPASTTemplateParameter[] getTemplateParameters() { |
| if (parameters == null) return ICPPASTTemplateParameter.EMPTY_TEMPLATEPARAMETER_ARRAY; |
| parameters = ArrayUtil.trimAt(ICPPASTTemplateParameter.class, parameters, parametersPos); |
| return parameters; |
| } |
| |
| @Override |
| public void addTemplateParameter(ICPPASTTemplateParameter parm) { |
| assertNotFrozen(); |
| if (parm != null) { |
| parameters = ArrayUtil.appendAt(ICPPASTTemplateParameter.class, parameters, ++parametersPos, parm); |
| parm.setParent(this); |
| parm.setPropertyInParent(PARAMETER); |
| } |
| } |
| |
| @Deprecated |
| @Override |
| public void addTemplateParamter(ICPPASTTemplateParameter param) { |
| addTemplateParameter(param); |
| } |
| |
| @Override |
| public boolean accept(ASTVisitor action) { |
| if (action.shouldVisitDeclarations) { |
| switch (action.visit(this)) { |
| case ASTVisitor.PROCESS_ABORT: return false; |
| case ASTVisitor.PROCESS_SKIP: return true; |
| default: break; |
| } |
| } |
| |
| ICPPASTTemplateParameter[] params = getTemplateParameters(); |
| for (int i = 0; i < params.length; i++) { |
| if (!params[i].accept(action)) return false; |
| } |
| |
| if (declaration != null && !declaration.accept(action)) return false; |
| |
| if (action.shouldVisitDeclarations) { |
| switch (action.leave(this)) { |
| case ASTVisitor.PROCESS_ABORT: return false; |
| case ASTVisitor.PROCESS_SKIP: return true; |
| default: break; |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| public ICPPTemplateScope getScope() { |
| if (templateScope == null) |
| templateScope = new CPPTemplateScope(this); |
| return templateScope; |
| } |
| |
| @Override |
| public void replace(IASTNode child, IASTNode other) { |
| if (declaration == child) { |
| other.setParent(child.getParent()); |
| other.setPropertyInParent(child.getPropertyInParent()); |
| declaration = (IASTDeclaration) other; |
| } |
| } |
| |
| @Override |
| public short getNestingLevel() { |
| if (nestingLevel == -1) { |
| CPPTemplates.associateTemplateDeclarations(this); |
| } |
| assert nestingLevel != -1; |
| return nestingLevel; |
| } |
| |
| @Override |
| public boolean isAssociatedWithLastName() { |
| if (isAssociatedWithLastName == -1) |
| CPPTemplates.associateTemplateDeclarations(this); |
| |
| assert isAssociatedWithLastName != -1; |
| return isAssociatedWithLastName != 0; |
| } |
| |
| @Override |
| public void setAssociatedWithLastName(boolean value) { |
| isAssociatedWithLastName= value ? (byte) 1 : (byte) 0; |
| } |
| |
| @Override |
| public void setNestingLevel(short level) { |
| assert level >= 0; |
| nestingLevel= level; |
| } |
| } |