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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 * published by the Free Software Foundation.  Oracle designates this

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 * by Oracle in the LICENSE file that accompanied this code.

 *

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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

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package com.sun.xml.internal.ws.policy.sourcemodel;

import java.net.URI;

import java.util.HashMap;

import java.util.Map;

/**

 *

 * @author Marek Potociar, Jakub Podlesak

 */

public final class PolicySourceModelContext {

    Map<URI,PolicySourceModel> policyModels;

    /**

     * Private constructor prevents instantiation of the instance from outside of the class

     */

    private PolicySourceModelContext() {

        // nothing to initialize

    }

    private Map<URI,PolicySourceModel> getModels() {

        if (null==policyModels) {

            policyModels = new HashMap<URI,PolicySourceModel>();

        }

        return policyModels;

    }

    public void addModel(final URI modelUri, final PolicySourceModel model) {

        getModels().put(modelUri,model);

    }

    public static PolicySourceModelContext createContext() {

        return new PolicySourceModelContext();

    }

    public boolean containsModel(final URI modelUri) {

        return getModels().containsKey(modelUri);

    }

    PolicySourceModel retrieveModel(final URI modelUri) {

        return getModels().get(modelUri);

    }

    PolicySourceModel retrieveModel(final URI modelUri, final URI digestAlgorithm, final String digest) {

        // TODO: implement

        throw new UnsupportedOperationException();

    }

    @Override

    public String toString() {

        return "PolicySourceModelContext: policyModels = " + this.policyModels;

    }

}