123 lines
4.7 KiB
Java
123 lines
4.7 KiB
Java
/*
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* Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.xml.internal.ws.model;
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import java.lang.reflect.*;
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/**
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* Creates vm signature string from Type
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*
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* TypeSignature: Z | C | B | S | I | F | J | D | FieldTypeSignature
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* FieldTypeSignature: ClassTypeSignature | [ TypeSignature | TypeVar
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* ClassTypeSignature: L Id ( / Id )* TypeArgs? ( . Id TypeArgs? )* ;
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* TypeArgs: < TypeArg+ >
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* TypeArg: * | ( + | - )? FieldTypeSignature
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* TypeVar: T Id ;
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*
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* @author Jitendra Kotamraju
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*/
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final class FieldSignature {
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static String vms(Type t) {
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if (t instanceof Class && ((Class)t).isPrimitive()) {
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Class c = (Class)t;
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if (c == Integer.TYPE) {
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return "I";
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} else if (c == Void.TYPE) {
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return "V";
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} else if (c == Boolean.TYPE) {
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return "Z";
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} else if (c == Byte.TYPE) {
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return "B";
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} else if (c == Character.TYPE) {
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return "C";
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} else if (c == Short.TYPE) {
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return "S";
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} else if (c == Double.TYPE) {
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return "D";
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} else if (c == Float.TYPE) {
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return "F";
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} else if (c == Long.TYPE) {
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return "J";
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}
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} else if (t instanceof Class && ((Class)t).isArray()) {
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return "["+vms(((Class)t).getComponentType());
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} else if (t instanceof Class || t instanceof ParameterizedType) {
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return "L"+fqcn(t)+";";
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} else if (t instanceof GenericArrayType) {
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return "["+vms(((GenericArrayType)t).getGenericComponentType());
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} else if (t instanceof TypeVariable) {
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// While creating wrapper bean fields, it doesn't create with TypeVariables
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// Otherwise, the type variable need to be declared in the wrapper bean class
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// return "T"+((TypeVariable)t).getName()+";";
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return "Ljava/lang/Object;";
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} else if (t instanceof WildcardType) {
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WildcardType w = (WildcardType)t;
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if (w.getLowerBounds().length > 0) {
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return "-"+vms(w.getLowerBounds()[0]);
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} else if (w.getUpperBounds().length > 0) {
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Type wt = w.getUpperBounds()[0];
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if (wt.equals(Object.class)) {
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return "*";
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} else {
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return "+"+vms(wt);
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}
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}
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}
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throw new IllegalArgumentException("Illegal vms arg " + t);
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}
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private static String fqcn(Type t) {
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if (t instanceof Class) {
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Class c = (Class)t;
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if (c.getDeclaringClass() == null) {
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return c.getName().replace('.', '/');
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} else {
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return fqcn(c.getDeclaringClass())+"$"+c.getSimpleName();
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}
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} else if (t instanceof ParameterizedType) {
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ParameterizedType p = (ParameterizedType)t;
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if (p.getOwnerType() == null) {
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return fqcn(p.getRawType())+args(p);
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} else {
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assert p.getRawType() instanceof Class;
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return fqcn(p.getOwnerType())+"."+
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((Class)p.getRawType()).getSimpleName()+args(p);
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}
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}
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throw new IllegalArgumentException("Illegal fqcn arg = "+t);
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}
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private static String args(ParameterizedType p) {
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StringBuilder sig = new StringBuilder("<");
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for(Type t : p.getActualTypeArguments()) {
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sig.append(vms(t));
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}
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return sig.append(">").toString();
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}
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}
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