javax.servlet.annotation.HttpConstraint Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2008-2015 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.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import javax.servlet.annotation.ServletSecurity.EmptyRoleSemantic;
import javax.servlet.annotation.ServletSecurity.TransportGuarantee;
/**
* This annotation is used within the {@link ServletSecurity} annotation to
* represent the security constraints to be applied to all HTTP protocol
* methods for which a corresponding {@link HttpMethodConstraint} element does
* NOT occur within the {@link ServletSecurity} annotation.
*
* For the special case where an @HttpConstraint that returns
* all default values occurs in combination with at least one
* {@link HttpMethodConstraint} that returns other than all default values, the
* @HttpConstraint represents that no security constraint is to be
* applied to any of the HTTP protocol methods to which a security constraint
* would otherwise apply. This exception is made to ensure that such
* potentially non-specific uses of @HttpConstraint do not yield
* constraints that will explicitly establish unprotected access for such
* methods; given that they would not otherwise be covered by a constraint.
*
* @since Servlet 3.0
*/
@Documented
@Retention(RetentionPolicy.RUNTIME)
public @interface HttpConstraint {
/**
* The default authorization semantic.
* This value is insignificant when rolesAllowed returns a
* non-empty array, and should not be specified when a non-empty
* array is specified for rolesAllowed.
*
* @return the {@link EmptyRoleSemantic} to be applied when
* rolesAllowed returns an empty (that is, zero-length) array.
*/
EmptyRoleSemantic value() default EmptyRoleSemantic.PERMIT;
/**
* The data protection requirements (i.e., whether or not SSL/TLS is
* required) that must be satisfied by the connections on which requests
* arrive.
*
* @return the {@link TransportGuarantee}
* indicating the data protection that must be provided by the connection.
*/
TransportGuarantee transportGuarantee() default TransportGuarantee.NONE;
/**
* The names of the authorized roles.
*
* Duplicate role names appearing in rolesAllowed are insignificant and
* may be discarded during runtime processing of the annotation. The String
* "*" has no special meaning as a role name (should it occur in
* rolesAllowed).
*
* @return an array of zero or more role names. When the array contains
* zero elements, its meaning depends on the EmptyRoleSemantic
* returned by the value method. If value returns
* DENY, and rolesAllowed returns a zero length array,
* access is to be denied independent of authentication state and identity.
* Conversely, if value returns 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
* EmptyRoleSemantic returned by the value method).
*/
String[] rolesAllowed() default {};
}