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/* Woodstox XML processor
 *
 * Copyright (c) 2004- Tatu Saloranta, [email protected]
 *
 * Licensed under the License specified in the file LICENSE which is
 * included with the source code.
 * You may not use this file except in compliance with the License.
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.ctc.wstx.msv;

import org.relaxng.datatype.Datatype;
import com.sun.msv.verifier.regexp.StringToken;

import org.codehaus.stax2.validation.*;

/**
 * This is a wrapper/adapter class used to connect MSV to the Stax
 * validation context. Since functionality offered by stax, and needed
 * by MSV are very similar, there is no extensive logic involved.
 */
public class MSVContextProvider
    implements com.sun.msv.grammar.IDContextProvider2
{
    /**
     * Stax validation context accessed to provide functionality MSV requires.
     */
    final ValidationContext mContext;

    public MSVContextProvider(ValidationContext ctxt)
    {
        mContext = ctxt;
    }

    /*
    ///////////////////////////////////////////////////////////
    // Core RelaxNG ValidationContext implementation
    // (org.relaxng.datatype.ValidationContext, base interface
    // of the id provider context)
    ///////////////////////////////////////////////////////////
     */

    public String getBaseUri()
    {
        return mContext.getBaseUri();
    }

    public boolean isNotation(String notationName)
    {
        return mContext.isNotationDeclared(notationName);
    }

    public boolean isUnparsedEntity(String entityName)
    {
        return mContext.isUnparsedEntityDeclared(entityName);
    }

    public String resolveNamespacePrefix(String prefix) 
    {
        return mContext.getNamespaceURI(prefix);
    }

    /*
    ///////////////////////////////////////////////////////////
    // IdProviderContext2 extension implementation
    ///////////////////////////////////////////////////////////
    */

	public void onID(Datatype datatype, StringToken literal)
    {
        // !!! TBI
    }

    /*
    ///////////////////////////////////////////////////////////
    // Internal methods
    ///////////////////////////////////////////////////////////
    */
}