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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * 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 org.apache.xerces.impl.dv.xs;

import org.apache.xerces.impl.dv.InvalidDatatypeValueException;
import org.apache.xerces.impl.dv.ValidationContext;
import org.apache.xerces.util.XMLChar;

/**
 * Represent the schema type "ID"
 *
 * @xerces.internal 
 *
 * @author Neeraj Bajaj, Sun Microsystems, inc.
 * @author Sandy Gao, IBM
 *
 * @version $Id: IDDV.java 699892 2008-09-28 21:08:27Z mrglavas $
 */
public class IDDV extends TypeValidator{

    public short getAllowedFacets(){
        return (XSSimpleTypeDecl.FACET_LENGTH | XSSimpleTypeDecl.FACET_MINLENGTH | XSSimpleTypeDecl.FACET_MAXLENGTH | XSSimpleTypeDecl.FACET_PATTERN | XSSimpleTypeDecl.FACET_ENUMERATION | XSSimpleTypeDecl.FACET_WHITESPACE );
    }

    public Object getActualValue(String content, ValidationContext context) throws InvalidDatatypeValueException {
        if (!XMLChar.isValidNCName(content)) {
            throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object[]{content, "NCName"});
        }
        return content;
    }

    public void checkExtraRules(Object value, ValidationContext context) throws InvalidDatatypeValueException {
        String content = (String)value;
        if (context.isIdDeclared(content))
            throw new InvalidDatatypeValueException("cvc-id.2", new Object[]{content});
        context.addId(content);
    }
} // class IDDV