javax.servlet.HttpConstraintElement Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2008-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package javax.servlet;
import java.util.*;
import javax.servlet.annotation.HttpConstraint;
import javax.servlet.annotation.ServletSecurity.EmptyRoleSemantic;
import javax.servlet.annotation.ServletSecurity.TransportGuarantee;
/**
* Java Class representation of an {@link HttpConstraint} annotation value.
*
* @since Servlet 3.0
*/
public class HttpConstraintElement {
private EmptyRoleSemantic emptyRoleSemantic;
private TransportGuarantee transportGuarantee;
private String[] rolesAllowed;
/**
* Constructs a default HTTP constraint element
*/
public HttpConstraintElement() {
this(EmptyRoleSemantic.PERMIT);
}
/**
* Convenience constructor to establish EmptyRoleSemantic.DENY
*
* @param semantic should be EmptyRoleSemantic.DENY
*/
public HttpConstraintElement(EmptyRoleSemantic semantic) {
this(semantic, TransportGuarantee.NONE, new String[0]);
}
/**
* Constructor to establish non-empty getRolesAllowed and/or
* TransportGuarantee.CONFIDENTIAL.
*
* @param guarantee TransportGuarantee.NONE or
* TransportGuarantee.CONFIDENTIAL
* @param roleNames the names of the roles that are to be
* allowed access
*/
public HttpConstraintElement(TransportGuarantee guarantee,
String... roleNames) {
this(EmptyRoleSemantic.PERMIT, guarantee, roleNames);
}
/**
* Constructor to establish all of getEmptyRoleSemantic,
* getRolesAllowed, and getTransportGuarantee.
*
* @param semantic EmptyRoleSemantic.DENY or
* EmptyRoleSemantic.PERMIT
* @param guarantee TransportGuarantee.NONE or
* TransportGuarantee.CONFIDENTIAL
* @param roleNames the names of the roles that are to be allowed
* access, or missing if the semantic is EmptyRoleSemantic.DENY
*/
public HttpConstraintElement(EmptyRoleSemantic semantic,
TransportGuarantee guarantee, String... roleNames) {
if (semantic == EmptyRoleSemantic.DENY && roleNames.length > 0) {
throw new IllegalArgumentException(
"Deny semantic with rolesAllowed");
}
this.emptyRoleSemantic = semantic;
this.transportGuarantee = guarantee;
this.rolesAllowed = roleNames;
}
/**
* Gets the default authorization semantic.
*
* This value is insignificant when getRolesAllowed
* returns a non-empty array, and should not be specified when a
* non-empty array is specified for getRolesAllowed.
*
* @return the {@link EmptyRoleSemantic} to be applied when
* getRolesAllowed returns an empty (that is, zero-length)
* array
*/
public EmptyRoleSemantic getEmptyRoleSemantic() {
return this.emptyRoleSemantic;
}
/**
* Gets the data protection requirement (i.e., whether or not SSL/TLS is
* required) that must be satisfied by the transport connection.
*
* @return the {@link TransportGuarantee} indicating the data
* protection that must be provided by the connection
*/
public TransportGuarantee getTransportGuarantee() {
return this.transportGuarantee;
}
/**
* Gets the names of the authorized roles.
*
*
Duplicate role names appearing in getRolesAllowed are insignificant
* and may be discarded. The String "*" has no special meaning
* as a role name (should it occur in getRolesAllowed).
*
* @return a (possibly empty) array of role names. When the
* array is empty, its meaning depends on the value of
* {@link #getEmptyRoleSemantic}. If its value is DENY,
* and getRolesAllowed returns an empty array,
* access is to be denied independent of authentication state and
* identity. Conversely, if its value is PERMIT, it
* indicates that access is to be allowed independent of authentication
* state and identity. When the array contains the names of one or
* more roles, it indicates that access is contingent on membership in at
* least one of the named roles (independent of the value of
* {@link #getEmptyRoleSemantic}).
*/
public String[] getRolesAllowed() {
return this.rolesAllowed;
}
}