/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER! 
 */
/*
 * 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 com.sun.org.apache.xerces.internal.impl.dv.xs;

import java.math. BigInteger;

import javax.xml.datatype. DatatypeConstants;
import javax.xml.datatype. Duration;

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

/**
 * Used to validate the <yearMonthDuration> type
 *
 * @xerces.internal
 *
 * @author Ankit Pasricha, IBM
 *
 */
class YearMonthDurationDV extends DurationDV {

    public Object getActualValue(String content, ValidationContext context)
        throws InvalidDatatypeValueException {
        try {
            return parse(content, DurationDV.YEARMONTHDURATION_TYPE);
        }
        catch (Exception ex) {
            throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object[]{content, "yearMonthDuration"});
        }
    }

    protected Duration getDuration(DateTimeData date) {
        int sign = 1;
        if ( date.year<0 || date.month<0) {
            sign = -1;
        }
        return datatypeFactory.newDuration(sign == 1,
                date.year ! = DatatypeConstants. FIELD_UNDEFINED?BigInteger.valueOf(sign*date.year):null,
                date.month ! = DatatypeConstants. FIELD_UNDEFINED?BigInteger.valueOf(sign*date.month):null,
                null,
                null,
                null,
                null);
    }
}
