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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,

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package com.sun.org.apache.xerces.internal.impl.dv.xs;

import com.sun.org.apache.xerces.internal.impl.dv.InvalidDatatypeValueException;

import com.sun.org.apache.xerces.internal.impl.dv.ValidationContext;

/**

 * Represent the schema type "boolean"

 *

 * @xerces.internal

 *

 * @author Neeraj Bajaj, Sun Microsystems, inc.

 * @author Sandy Gao, IBM

 *

 */

public class BooleanDV extends TypeValidator{

    private static final String fValueSpace[] = {"false", "true", "0", "1"};

    public short getAllowedFacets(){

        return (XSSimpleTypeDecl.FACET_PATTERN | XSSimpleTypeDecl.FACET_WHITESPACE);

    }

    public Object getActualValue(String content, ValidationContext context) throws InvalidDatatypeValueException {

        Boolean ret = null;

        if (content.equals(fValueSpace[0]) || content.equals(fValueSpace[2]))

            ret = Boolean.FALSE;

        else if (content.equals(fValueSpace[1]) || content.equals(fValueSpace[3]))

            ret = Boolean.TRUE;

        else

            throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object[]{content, "boolean"});

        return ret;

    }

} // class BooleanDV