| /* |
| * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.tools.internal.xjc.api; |
| |
| import javax.annotation.processing.ProcessingEnvironment; |
| import javax.lang.model.element.Element; |
| import javax.lang.model.element.ExecutableElement; |
| import javax.lang.model.element.TypeElement; |
| import javax.lang.model.element.VariableElement; |
| import javax.lang.model.type.TypeMirror; |
| |
| /** |
| * Reference to a JAXB type (from JAX-RPC.) |
| * |
| * <p> |
| * A reference is a Java type (represented as a {@link javax.lang.model.type.TypeMirror}) |
| * and a set of annotations (represented as a {@link javax.lang.model.element.Element}). |
| * Together they describe a root reference to a JAXB type binding. |
| * |
| * <p> |
| * Those two values can be supplied independently, or you can use |
| * other convenience constructors to supply two values at once. |
| * |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| public final class Reference { |
| /** |
| * The JAXB type being referenced. Must not be null. |
| */ |
| public final TypeMirror type; |
| /** |
| * The declaration from which annotations for the {@link #type} is read. |
| * Must not be null. |
| */ |
| public final Element annotations; |
| |
| /** |
| * Creates a reference from the return type of the method |
| * and annotations on the method. |
| */ |
| public Reference(ExecutableElement method) { |
| this(method.getReturnType(),method); |
| } |
| |
| /** |
| * Creates a reference from the parameter type |
| * and annotations on the parameter. |
| */ |
| public Reference(VariableElement param) { |
| this(param.asType(), param); |
| } |
| |
| /** |
| * Creates a reference from a class declaration and its annotations. |
| */ |
| public Reference(TypeElement type, ProcessingEnvironment env) { |
| this(env.getTypeUtils().getDeclaredType(type),type); |
| } |
| |
| /** |
| * Creates a reference by providing two values independently. |
| */ |
| public Reference(TypeMirror type, Element annotations) { |
| if(type==null || annotations==null) |
| throw new IllegalArgumentException(); |
| this.type = type; |
| this.annotations = annotations; |
| } |
| |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (!(o instanceof Reference)) return false; |
| |
| final Reference that = (Reference) o; |
| |
| return annotations.equals(that.annotations) && type.equals(that.type); |
| } |
| |
| public int hashCode() { |
| return 29 * type.hashCode() + annotations.hashCode(); |
| } |
| } |