/*
* @(#)ObjectStreamClassCorbaExt.java 1.7 05/01/04
*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package com.sun.corba.se.impl.io;
import java.security.AccessController;
import java.security.PrivilegedExceptionAction;
import java.security.PrivilegedActionException;
import java.security.PrivilegedAction;
import java.lang.reflect.Modifier;
import java.lang.reflect.Array;
import java.lang.reflect.Field;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
// This file contains some utility methods that
// originally were in the OSC in the RMI-IIOP
// code delivered by IBM. They don't make
// sense there, and hence have been put
// here so that they can be factored out in
// an attempt to eliminate redundant code from
// ObjectStreamClass. Eventually the goal is
// to move to java.io.ObjectStreamClass, and
// java.io.ObjectStreamField.
// class is package private for security reasons
class ObjectStreamClassCorbaExt {
/**
* Return true, iff,
*
* 1. 'cl' is an interface, and
* 2. 'cl' and all its ancestors do not implement java.rmi.Remote, and
* 3. if 'cl' has no methods (including those of its ancestors), or,
* if all the methods (including those of its ancestors) throw an
* exception that is atleast java.rmi.RemoteException or one of
* java.rmi.RemoteException's super classes.
*/
static final boolean isAbstractInterface(Class cl) {
if (!cl.isInterface() || // #1
java.rmi.Remote.class.isAssignableFrom(cl)) { // #2
return false;
}
Method[] methods = cl.getMethods();
for (int i = 0; i < methods.length; i++) {
Class exceptions[] = methods[i].getExceptionTypes();
boolean exceptionMatch = false;
for (int j = 0; (j < exceptions.length) && !exceptionMatch; j++) {
if ((java.rmi.RemoteException.class == exceptions[j]) ||
(java.lang.Throwable.class == exceptions[j]) ||
(java.lang.Exception.class == exceptions[j]) ||
(java.io.IOException.class == exceptions[j])) {
exceptionMatch = true;
}
}
if (!exceptionMatch) {
return false;
}
}
return true;
}
/*
* Returns TRUE if type is 'any'.
*/
static final boolean isAny(String typeString) {
int isAny = 0;
if ( (typeString != null) &&
(typeString.equals("Ljava/lang/Object;") ||
typeString.equals("Ljava/io/Serializable;") ||
typeString.equals("Ljava/io/Externalizable;")) )
isAny = 1;
return (isAny==1);
}
private static final Method[] getDeclaredMethods(final Class clz) {
return (Method[]) AccessController.doPrivileged(new PrivilegedAction() {
public Object run() {
return clz.getDeclaredMethods();
}
});
}
}
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