ExportDefinitionListFinder.java

/*
 * #%~
 * The VDM Type Checker
 * %%
 * Copyright (C) 2008 - 2014 Overture
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #~%
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package org.overture.typechecker.utilities.expression;

import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import java.util.Vector;

import org.overture.ast.analysis.AnalysisException;
import org.overture.ast.analysis.AnswerAdaptor;
import org.overture.ast.definitions.PDefinition;
import org.overture.ast.factory.AstFactory;
import org.overture.ast.intf.lex.ILexNameToken;
import org.overture.ast.modules.AAllExport;
import org.overture.ast.modules.AFunctionExport;
import org.overture.ast.modules.AOperationExport;
import org.overture.ast.modules.ATypeExport;
import org.overture.ast.modules.AValueExport;
import org.overture.ast.node.INode;
import org.overture.ast.typechecker.NameScope;
import org.overture.typechecker.assistant.ITypeCheckerAssistantFactory;

/**
 * Used to find the definitions of an exported expression and return a linked list with them.
 * 
 * @author kel
 */
public class ExportDefinitionListFinder extends
		AnswerAdaptor<Collection<? extends PDefinition>>
{
	protected ITypeCheckerAssistantFactory af;

	public ExportDefinitionListFinder(ITypeCheckerAssistantFactory af)
	{
		this.af = af;
	}

	@Override
	public Collection<? extends PDefinition> caseAAllExport(AAllExport exp)
			throws AnalysisException
	{
		return new LinkedList<PDefinition>(); // Nothing <shrug>
	}

	@Override
	public Collection<? extends PDefinition> caseAFunctionExport(
			AFunctionExport exp) throws AnalysisException
	{
		List<PDefinition> list = new Vector<PDefinition>();
		// AAccessSpecifierAccessSpecifier
		for (ILexNameToken name : exp.getNameList())
		{
			list.add(AstFactory.newALocalDefinition(name.getLocation(), name.clone(), NameScope.GLOBAL, exp.getExportType()));
			// new ALocalDefinition(name.location, NameScope.GLOBAL,true,null,
			// new AAccessSpecifierAccessSpecifier(new APublicAccess(),new TStatic(),null),
			// ((AFunctionExport)exp).getExportType(),false,name.clone()));
		}
		return list;
	}

	@Override
	public Collection<? extends PDefinition> caseAOperationExport(
			AOperationExport exp) throws AnalysisException
	{
		List<PDefinition> list = new Vector<PDefinition>();
		for (ILexNameToken name : exp.getNameList())
		{
			list.add(AstFactory.newALocalDefinition(name.getLocation(), name.clone(), NameScope.GLOBAL, exp.getExportType()));
			// new ALocalDefinition(name.location, NameScope.GLOBAL,true,null,
			// new AAccessSpecifierAccessSpecifier(new APublicAccess(),new TStatic(),null),
			// ((AOperationExport)exp).getExportType(),false,name.clone()));
		}
		return list;
	}

	@Override
	public Collection<? extends PDefinition> caseATypeExport(ATypeExport exp)
			throws AnalysisException
	{
		return new LinkedList<PDefinition>();
	}

	@Override
	public Collection<? extends PDefinition> caseAValueExport(AValueExport exp)
			throws AnalysisException
	{
		List<PDefinition> list = new Vector<PDefinition>();
		for (ILexNameToken name : exp.getNameList())
		{
			list.add(AstFactory.newALocalDefinition(name.getLocation(), name.clone(), NameScope.GLOBAL, exp.getExportType()));
			// new ALocalDefinition(name.location, NameScope.GLOBAL,true,null,
			// new AAccessSpecifierAccessSpecifier(new APublicAccess(),new TStatic(),null),
			// ((AValueExport)exp).getExportType(),true,name.clone()));
		}
		return list;
	}

	@Override
	public Collection<? extends PDefinition> createNewReturnValue(INode node)
			throws AnalysisException
	{
		assert false;// "No match in switch";
		return null;
	}

	@Override
	public Collection<? extends PDefinition> createNewReturnValue(Object node)
			throws AnalysisException
	{
		assert false;// "No match in switch";
		return null;
	}

}