/*******************************************************************************
 * Copyright (c) 2004, 2008 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:
 *    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.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTTypeId;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTSimpleTypeTemplateParameter;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTVisitor;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;

/**
 * @author jcamelon
 */
public class CPPASTSimpleTypeTemplateParameter extends ASTNode implements
        ICPPASTSimpleTypeTemplateParameter {

    private int type;
    private IASTName name;
    private IASTTypeId typeId;

    public CPPASTSimpleTypeTemplateParameter() {
	}

	public CPPASTSimpleTypeTemplateParameter(int type, IASTName name, IASTTypeId typeId) {
		this.type = type;
		setName(name);
		setDefaultType(typeId);
	}
	
	public CPPASTSimpleTypeTemplateParameter copy() {
		CPPASTSimpleTypeTemplateParameter copy = new CPPASTSimpleTypeTemplateParameter();
		copy.type = type;
		copy.setName(name == null ? null : name.copy());
		copy.setDefaultType(typeId == null ? null : typeId.copy());
		copy.setOffsetAndLength(this);
		return copy;
	}

	public int getParameterType() {
        return type;
    }

    public void setParameterType(int value) {
        assertNotFrozen();
        this.type = value;
    }

    public IASTName getName() {
        return name;
    }

    public void setName(IASTName name) {
        assertNotFrozen();
        this.name = name;
        if (name != null) {
			name.setParent(this);
			name.setPropertyInParent(PARAMETER_NAME);
		}
    }

    public IASTTypeId getDefaultType() {
        return typeId;
    }

    public void setDefaultType(IASTTypeId typeId) {
        assertNotFrozen();
        this.typeId = typeId;
        if (typeId != null) {
			typeId.setParent(this);
			typeId.setPropertyInParent(DEFAULT_TYPE);
		}
    }
    
    @Override
	public boolean accept(ASTVisitor action) {
    	if (action.shouldVisitTemplateParameters && action instanceof ICPPASTVisitor) {
		    switch (((ICPPASTVisitor) action).visit(this)) {
	            case ASTVisitor.PROCESS_ABORT: return false;
	            case ASTVisitor.PROCESS_SKIP: return true;
	            default : break;
	        }
		}
        
        if (name != null) if (!name.accept(action)) return false;
        if (typeId != null) if (!typeId.accept(action)) return false;
        
    	if (action.shouldVisitTemplateParameters && action instanceof ICPPASTVisitor) {
    		switch (((ICPPASTVisitor) action).leave(this)) {
    		case ASTVisitor.PROCESS_ABORT: return false;
    		case ASTVisitor.PROCESS_SKIP: return true;
    		default : break;
    		}
    	}
        return true;
    }

	public int getRoleForName(IASTName n) {
		if (n == name)
			return r_declaration;
		return r_unclear;
	}

	@Override
	public String toString() {
		return getName().toString();
	}
}
