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/*
 * Copyright (c) 1997, 2022 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.xml.ws.encoding.policy;

import com.sun.xml.ws.policy. PolicyAssertion;
import com.sun.xml.ws.policy.spi.PolicyAssertionValidator;
import com.sun.xml.ws.policy.spi.PolicyAssertionValidator.Fitness;
import java.util.ArrayList;
import javax.xml.namespace.QName;

/**
 *
 * @author Jakub Podlesak (jakub.podlesak at sun.com)
 */
public class EncodingPolicyValidator implements PolicyAssertionValidator {

    private static final ArrayList serverSideSupportedAssertions = new ArrayList<>(3);
    private static final ArrayList clientSideSupportedAssertions = new ArrayList<>(4);
    
    static {
        serverSideSupportedAssertions.add(EncodingConstants.OPTIMIZED_MIME_SERIALIZATION_ASSERTION);
        serverSideSupportedAssertions.add(EncodingConstants.UTF816FFFE_CHARACTER_ENCODING_ASSERTION);
        serverSideSupportedAssertions.add(EncodingConstants.OPTIMIZED_FI_SERIALIZATION_ASSERTION);
        
        clientSideSupportedAssertions.add(EncodingConstants.SELECT_OPTIMAL_ENCODING_ASSERTION);
        clientSideSupportedAssertions.addAll(serverSideSupportedAssertions);
    }
    
    /**
     * Creates a new instance of EncodingPolicyValidator
     */
    public EncodingPolicyValidator() {
    }
    
    @Override
    public Fitness validateClientSide(PolicyAssertion assertion) {
        return clientSideSupportedAssertions.contains(assertion.getName()) ? Fitness.SUPPORTED : Fitness.UNKNOWN;
    }

    @Override
    public Fitness validateServerSide(PolicyAssertion assertion) {
        QName assertionName = assertion.getName();
        if (serverSideSupportedAssertions.contains(assertionName)) {
            return Fitness.SUPPORTED;
        } else if (clientSideSupportedAssertions.contains(assertionName)) {
            return Fitness.UNSUPPORTED;
        } else {
            return Fitness.UNKNOWN;
        }
    }

    @Override
    public String[] declareSupportedDomains() {
        return new String[] {EncodingConstants.OPTIMIZED_MIME_NS, EncodingConstants.ENCODING_NS, EncodingConstants.SUN_ENCODING_CLIENT_NS, EncodingConstants.SUN_FI_SERVICE_NS};
    }
}