| /******************************************************************************* |
| * Copyright (c) 2006, 2007 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 Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.jdt.internal.compiler.apt.model; |
| |
| import javax.lang.model.element.Element; |
| import javax.lang.model.type.TypeKind; |
| import javax.lang.model.type.TypeMirror; |
| import javax.lang.model.type.TypeVariable; |
| import javax.lang.model.type.TypeVisitor; |
| |
| import org.eclipse.jdt.internal.compiler.apt.dispatch.BaseProcessingEnvImpl; |
| import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding; |
| import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; |
| import org.eclipse.jdt.internal.compiler.lookup.TypeVariableBinding; |
| |
| /** |
| * @author OThomann |
| * |
| */ |
| public class TypeVariableImpl extends TypeMirrorImpl implements TypeVariable { |
| |
| public TypeVariableImpl(BaseProcessingEnvImpl env, TypeVariableBinding binding) { |
| super(env, binding); |
| } |
| /* (non-Javadoc) |
| * @see javax.lang.model.type.TypeVariable#asElement() |
| */ |
| @Override |
| public Element asElement() { |
| return _env.getFactory().newElement(this._binding); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.lang.model.type.TypeVariable#getLowerBound() |
| */ |
| @Override |
| public TypeMirror getLowerBound() { |
| // TODO might be more complex than this |
| return this._env.getFactory().getNullType(); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.lang.model.type.TypeVariable#getUpperBound() |
| */ |
| @Override |
| public TypeMirror getUpperBound() { |
| TypeVariableBinding typeVariableBinding = (TypeVariableBinding) this._binding; |
| TypeBinding firstBound = typeVariableBinding.firstBound; |
| ReferenceBinding[] superInterfaces = typeVariableBinding.superInterfaces; |
| if (firstBound == null || superInterfaces.length == 0) { |
| // no explicit bound |
| return _env.getFactory().newTypeMirror(typeVariableBinding.upperBound()); |
| } |
| if (firstBound != null && superInterfaces.length == 1 && superInterfaces[0] == firstBound) { |
| // only one bound that is an interface |
| return _env.getFactory().newTypeMirror(typeVariableBinding.upperBound()); |
| } |
| return this._env.getFactory().newDeclaredType((TypeVariableBinding) this._binding); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.lang.model.type.TypeMirror#accept(javax.lang.model.type.TypeVisitor, java.lang.Object) |
| */ |
| @Override |
| public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| return v.visitTypeVariable(this, p); |
| } |
| |
| @Override |
| public TypeKind getKind() |
| { |
| return TypeKind.TYPEVAR; |
| } |
| |
| |
| } |