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A PHP engine implemented in 100% Java
/*
* Copyright (c) 1998-2012 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.bytecode;
import com.caucho.util.CharBuffer;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
/**
* Wrapper around the java Class for a JClass.
*/
public class JTypeWrapper implements JType {
private JClassLoader _loader;
private ParameterizedType _type;
public JTypeWrapper(JClassLoader loader, ParameterizedType type)
{
_loader = loader;
_type = type;
}
public JTypeWrapper(ParameterizedType type, ClassLoader loader)
{
_loader = JClassLoaderWrapper.create(loader);
_type = type;
}
public static JType create(Type type, ClassLoader loader)
{
if (type instanceof ParameterizedType) {
return new JTypeWrapper((ParameterizedType) type, loader);
}
else {
return new JClassWrapper((Class) type);
}
}
/**
* Returns the class name.
*/
public String getName()
{
return ((Class) _type.getRawType()).getName();
}
/**
* Returns the print name.
*/
public String getPrintName()
{
JType []typeArgs = getActualTypeArguments();
if (typeArgs.length == 0)
return getRawClass().getPrintName();
CharBuffer cb = new CharBuffer();
cb.append(getRawClass().getPrintName());
cb.append('<');
for (int i = 0; i < typeArgs.length; i++) {
if (i != 0)
cb.append(',');
cb.append(typeArgs[i].getPrintName());
}
cb.append('>');
return cb.toString();
}
/**
* Returns the actual type arguments.
*/
public JType []getActualTypeArguments()
{
Type []rawArgs = _type.getActualTypeArguments();
JType []args = new JType[rawArgs.length];
for (int i = 0; i < args.length; i++) {
Type type = rawArgs[i];
if (type instanceof Class) {
args[i] = _loader.forName(((Class) type).getName());
}
else if (type instanceof ParameterizedType)
args[i] = new JTypeWrapper(_loader, (ParameterizedType) type);
else {
args[i] = _loader.forName("java.lang.Object");
// jpa/0gg0
// throw new IllegalStateException(type.toString());
}
}
return args;
}
/**
* Returns the actual type arguments.
*/
public JClass getRawType()
{
return _loader.forName(((Class) _type.getRawType()).getName());
}
/**
* Returns true for a primitive class.
*/
public boolean isPrimitive()
{
return getRawClass().isPrimitive();
}
/**
* Returns true for a public class.
*/
public boolean isPublic()
{
return getRawClass().isPublic();
}
/**
* Returns true for an abstract class
*/
public boolean isAbstract()
{
return getRawClass().isAbstract();
}
/**
* Returns true for a final class
*/
public boolean isFinal()
{
return getRawClass().isFinal();
}
/**
* Returns true for an interface
*/
public boolean isInterface()
{
return getRawClass().isAbstract();
}
/**
* Returns the superclass.
*/
public JClass getSuperClass()
{
return getRawClass().getSuperClass();
}
/**
* Returns the interfaces.
*/
public JClass []getInterfaces()
{
return getRawClass().getInterfaces();
}
/**
* Returns true for an array class.
*/
public boolean isArray()
{
return getRawClass().isArray();
}
/**
* Returns the component for a class.
*/
public JClass getComponentType()
{
return null;
}
/**
* Returns true if the jClass is assignable to the class.
*/
public boolean isAssignableTo(Class cl)
{
return getRawClass().isAssignableTo(cl);
}
/**
* Returns true if the jClass is assignable to the class.
*/
public boolean isAssignableFrom(Class cl)
{
return getRawClass().isAssignableFrom(cl);
}
/**
* Returns true if the jClass is assignable to the class.
*/
public boolean isAssignableFrom(JClass cl)
{
return getRawClass().isAssignableFrom(cl);
}
/**
* Returns the declared methods
*/
public JMethod []getDeclaredMethods()
{
return getRawClass().getDeclaredMethods();
}
/**
* Returns the public methods
*/
public JMethod []getMethods()
{
return getRawClass().getMethods();
}
/**
* Returns the matching method.
*/
public JMethod getMethod(String name, JClass []param)
{
return getRawClass().getMethod(name, param);
}
/**
* Returns the declared fields
*/
public JField []getDeclaredFields()
{
return getRawClass().getDeclaredFields();
}
/**
* Returns the fields
*/
public JField []getFields()
{
return getRawClass().getFields();
}
private JClass getRawClass()
{
return _loader.forName(((Class) _type.getRawType()).getName());
}
}