All Downloads are FREE. Search and download functionalities are using the official Maven repository.

com.sun.xml.ws.policy.AssertionValidationProcessor Maven / Gradle / Ivy

There is a newer version: 4.0.4
Show newest version
/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2012 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
 * http://glassfish.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 com.sun.xml.ws.policy;

import com.sun.xml.ws.policy.privateutil.PolicyLogger;
import com.sun.xml.ws.policy.privateutil.PolicyUtils;
import com.sun.xml.ws.policy.spi.PolicyAssertionValidator;
import static com.sun.xml.ws.policy.privateutil.LocalizationMessages.WSP_0076_NO_SERVICE_PROVIDERS_FOUND;

import java.util.Collection;
import java.util.LinkedList;

/**
 * Provides methods for assertion validation.
 *
 * @author Marek Potociar (marek.potociar at sun.com)
 * @author Fabian Ritzmann
 */
public class AssertionValidationProcessor {
    private static final PolicyLogger LOGGER = PolicyLogger.getLogger(AssertionValidationProcessor.class);
    
    private final Collection validators = new LinkedList();
    
    /**
     * This constructor instantiates the object with a set of dynamically
     * discovered PolicyAssertionValidators.
     *
     * @throws PolicyException Thrown if the set of dynamically discovered
     *   PolicyAssertionValidators is empty.
     */
    private AssertionValidationProcessor() throws PolicyException {
        this(null);
    }

    /**
     * This constructor adds the given set of policy validators to the dynamically
     * discovered PolicyAssertionValidators.
     *
     * This constructor is intended to be used by the JAX-WS com.sun.xml.ws.policy.api.ValidationProcessor.
     *
     * @param policyValidators A set of PolicyAssertionValidators. May be null
     * @throws PolicyException Thrown if the set of given PolicyAssertionValidators
     *   and dynamically discovered PolicyAssertionValidators is empty.
     */
    protected AssertionValidationProcessor(final Collection policyValidators)
            throws PolicyException {
        for(PolicyAssertionValidator validator : PolicyUtils.ServiceProvider.load(PolicyAssertionValidator.class)) {
            validators.add(validator);
        }
        if (policyValidators != null) {
            for (PolicyAssertionValidator validator : policyValidators) {
                validators.add(validator);
            }
        }
        if (validators.size() == 0) {
            throw LOGGER.logSevereException(new PolicyException(WSP_0076_NO_SERVICE_PROVIDERS_FOUND(PolicyAssertionValidator.class.getName())));
        }
    }

    /**
     * Factory method that returns singleton instance of the class.
     * 
     * This method is only intended to be used by code that has no dependencies on
     * JAX-WS. Otherwise use com.sun.xml.ws.api.policy.ValidationProcessor.
     *
     * @return singleton An instance of the class.
     * @throws PolicyException If instantiation failed.
     */
    public static AssertionValidationProcessor getInstance() throws PolicyException {
        return new AssertionValidationProcessor();
    }
    
    /**
     * Validates fitness of the {@code assertion} on the client side.
     *
     * return client side {@code assertion} fitness 
     * @param assertion The assertion to be validated.
     * @return The fitness of the assertion on the client side.
     * @throws PolicyException If validation failed.
     */
    public PolicyAssertionValidator.Fitness validateClientSide(final PolicyAssertion assertion) throws PolicyException {
        PolicyAssertionValidator.Fitness assertionFitness = PolicyAssertionValidator.Fitness.UNKNOWN;
        for ( PolicyAssertionValidator validator : validators ) {
            assertionFitness = assertionFitness.combine(validator.validateClientSide(assertion));
            if (assertionFitness == PolicyAssertionValidator.Fitness.SUPPORTED) {
                break;
            }
        }
        
        return assertionFitness;
    }

    /**
     * Validates fitness of the {@code assertion} on the server side.
     *
     * return server side {@code assertion} fitness 
     * @param assertion The assertion to be validated.
     * @return The fitness of the assertion on the server side.
     * @throws PolicyException If validation failed.
     */
    public PolicyAssertionValidator.Fitness validateServerSide(final PolicyAssertion assertion) throws PolicyException {
        PolicyAssertionValidator.Fitness assertionFitness = PolicyAssertionValidator.Fitness.UNKNOWN;
        for (PolicyAssertionValidator validator : validators) {
            assertionFitness = assertionFitness.combine(validator.validateServerSide(assertion));
            if (assertionFitness == PolicyAssertionValidator.Fitness.SUPPORTED) {
                break;
            }
        }
        
        return assertionFitness;
    }
}




© 2015 - 2024 Weber Informatics LLC | Privacy Policy