org.eclipse.jdt.internal.compiler.apt.model.NoTypeImpl Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2007, 2011 BEA Systems, Inc.
* 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:
* [email protected] - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.compiler.apt.model;
import javax.lang.model.type.NoType;
import javax.lang.model.type.NullType;
import javax.lang.model.type.TypeKind;
import javax.lang.model.type.TypeVisitor;
/**
* An implementation of NoType, which is used to represent certain psuedo-types.
* @see NoType
*/
public class NoTypeImpl implements NoType, NullType
{
private final TypeKind _kind;
public static final NoType NO_TYPE_NONE = new NoTypeImpl(TypeKind.NONE);
public static final NoType NO_TYPE_VOID = new NoTypeImpl(TypeKind.VOID);
public static final NoType NO_TYPE_PACKAGE = new NoTypeImpl(TypeKind.PACKAGE);
public static final NullType NULL_TYPE = new NoTypeImpl(TypeKind.NULL);
private NoTypeImpl(TypeKind kind) {
_kind = kind;
}
@Override
public R accept(TypeVisitor v, P p)
{
switch(this.getKind())
{
case NULL :
return v.visitNull(this, p);
default:
return v.visitNoType(this, p);
}
}
@Override
public TypeKind getKind()
{
return _kind;
}
public String toString()
{
switch (_kind) {
default:
case NONE:
return ""; //$NON-NLS-1$
case NULL:
return "null"; //$NON-NLS-1$
case VOID:
return "void"; //$NON-NLS-1$
case PACKAGE:
return "package"; //$NON-NLS-1$
}
}
}