/**************************************************************************
* Copyright (c) 2001 by Punch Telematix. All rights reserved. *
* *
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* notice, this list of conditions and the following disclaimer. *
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* notice, this list of conditions and the following disclaimer in the *
* documentation and/or other materials provided with the distribution. *
* 3. Neither the name of Punch Telematix nor the names of *
* other contributors may be used to endorse or promote products *
* derived from this software without specific prior written permission.*
* *
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED *
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**************************************************************************/
/**
* $Id: ProtectionDomain.java,v 1.2 2006/04/18 11:35:28 cvs Exp $
*/
package java.security;
/** The protection domain to which a class belongs.
** Encapsulates a CodeSource and a PermissionCollection.
**@author ACUNIA NV
**@version $Version:$
*/
public class ProtectionDomain {
/** The source from whence this code came.
*/
private CodeSource codeSource;
/** The permissions which are granted it.
*/
private PermissionCollection permissions;
ClassLoader loader;
private Principal[] principals;
/** Standard constructor.
*/
public ProtectionDomain (CodeSource cs, PermissionCollection permissions) {
this.codeSource = cs;
if(permissions != null){
permissions.setReadOnly();
this.permissions = permissions;
}
}
public ProtectionDomain(CodeSource cs, PermissionCollection permissions,
ClassLoader classloader, Principal[] principals) {
this(cs, permissions);
this.loader = classloader;
this.principals = principals;
}
/** Access method for the encapsulated CodeSource.
*/
public final CodeSource getCodeSource() {
return codeSource;
}
/** Access method for the encapsulated PermissionCollection.
*/
public final PermissionCollection getPermissions() {
return permissions;
}
/** Is the given permission implied by this domain's permisisons?.
*/
public boolean implies (Permission permission) {
return (permissions == null ? false : permissions.implies(permission));
}
/** String representation of this PermissionCollection.
*/
public String toString() {
String answer = this.getClass().getName()+" with codesource "+this.codeSource;
return answer;
}
/**
* @return Returns a classloader.
*/
public final ClassLoader getClassLoader() {
return loader;
}
/**
* @return Returns the principals.
*/
public final Principal[] getPrincipals() {
return principals;
}
}