OoasTools

/**

  *

  *                      OOAS Compiler

  *

  *       Copyright 2015, AIT Austrian Institute of Technology.

  * This code is based on the C# Version of the OOAS Compiler, which is

  * copyright 2015 by the Institute of Software Technology, Graz University

  * of Technology with portions copyright by the AIT Austrian Institute of

  * Technology. All rights reserved.

  *

  * SEE THE "LICENSE" FILE FOR THE TERMS UNDER WHICH THIS FILE IS PROVIDED.

  *

  * If you modify the file please update the list of contributors below to in-

  * clude your name. Please also stick to the coding convention of using TABs

  * to do the basic (block-level) indentation and spaces for anything after

  * that. (Enable the display of special chars and it should be pretty obvious

  * what this means.) Also, remove all trailing whitespace.

  *

  * Contributors:

  *               Willibald Krenn (AIT)

  *               Stephan Zimmerer (AIT)

  *               Markus Demetz (AIT)

  *               Christoph Czurda (AIT)

  *               Stefan Tiran (AIT)

  *

  */

package org.momut.ooas.ast.identifiers;

import java.util.ArrayList;

import java.util.List;

import org.antlr.runtime.Token;

import org.momut.ooas.ast.IScope;

import org.momut.ooas.ast.statements.Statement;

import org.momut.ooas.ast.types.Type;

import org.momut.ooas.utils.exceptions.InternalCompilerException;

public abstract class FunctionIdentifier extends Scope

{

        private Statement m_body;

        private ArrayList<ParameterIdentifier> m_parameter = new ArrayList<ParameterIdentifier>();

        public Statement body() { return m_body; }

        public List<ParameterIdentifier> parameter() { return m_parameter; }

        public FunctionIdentifier(Token aToken,

                        Type aType,

                        IdentifierKind aKind,

                        IScope aDefiningScope)

        {

                super (aToken, aType, aKind, aDefiningScope);

        }

        public FunctionIdentifier(FunctionIdentifier toCopy)

        {

                super (toCopy);

                m_body = toCopy.m_body;

                m_parameter = new ArrayList<ParameterIdentifier>(toCopy.m_parameter);

        }

        public FunctionIdentifier(

                        String name,

                        Type aType,

                        IdentifierKind aKind,

                        IScope aDefiningScope)

        {

                super(name, aType, aKind, aDefiningScope);

        }

        public void SetBody(Statement body)

        {

                m_body = body;

                if (m_body instanceof IScope) {

                        final IScope s = (IScope) m_body;

                        if (s.GetParentScope() == null)

                                s.SetParentScope(this);

                        else if (s.GetParentScope() != this)

                                throw new InternalCompilerException("Internal Error: Methodbody has parent set to different method than it was added to.");

                }

        }

        public void AddParameter(ParameterIdentifier aParameter)

        {

                m_parameter.add(aParameter);

                AddIdentifier(aParameter, null);

        }

}