/*
* Copyright (c) 2005, 2006, 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
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*/
package com.sun.xml.internal.ws.model;
import java.util.*;
import java.util.logging.Logger;
import java.lang.reflect.*;
/**
* Creates vm signature string from Type
*
* TypeSignature: Z | C | B | S | I | F | J | D | FieldTypeSignature
* FieldTypeSignature: ClassTypeSignature | [ TypeSignature | TypeVar
* ClassTypeSignature: L Id ( / Id )* TypeArgs? ( . Id TypeArgs? )* ;
* TypeArgs: < TypeArg+ >
* TypeArg: * | ( + | - )? FieldTypeSignature
* TypeVar: T Id ;
*
* @author Jitendra Kotamraju
*/
public class FieldSignature {
static String vms(Type t) {
if (t instanceof Class || t instanceof ParameterizedType) {
return "L"+fqcn(t)+";";
} else if (t instanceof GenericArrayType) {
return "["+vms(((GenericArrayType)t).getGenericComponentType());
} else if (t instanceof TypeVariable) {
// While creating wrapper bean fields, it doesn't create with TypeVariables
// Otherwise, the type variable need to be declared in the wrapper bean class
// return "T"+((TypeVariable)t).getName()+";";
return "Ljava/lang/Object;"; // TODO bounds ??
} else if (t instanceof WildcardType) {
WildcardType w = (WildcardType)t;
if (w.getLowerBounds().length > 0) {
return "-"+vms(w.getLowerBounds()[0]);
} else if (w.getUpperBounds().length > 0) {
Type wt = w.getUpperBounds()[0];
if (wt.equals(Object.class)) {
return "*";
} else {
return "+"+vms(wt);
}
}
}
throw new IllegalArgumentException("Illegal vms arg " + t);
}
private static String fqcn(Type t) {
if (t instanceof Class) {
Class c = (Class)t;
if (c.getDeclaringClass() == null) {
return c.getName().replace('.', '/');
} else {
return fqcn(c.getDeclaringClass())+"."+c.getSimpleName();
}
} else if (t instanceof ParameterizedType) {
ParameterizedType p = (ParameterizedType)t;
if (p.getOwnerType() == null) {
return fqcn(p.getRawType())+args(p);
} else {
assert p.getRawType() instanceof Class;
return fqcn(p.getOwnerType())+"."+
((Class)p.getRawType()).getSimpleName()+args(p);
}
}
throw new IllegalArgumentException("Illegal fqcn arg = "+t);
}
private static String args(ParameterizedType p) {
String sig = "<";
for(Type t : p.getActualTypeArguments()) {
sig += vms(t);
}
return sig+">";
}
}