/*
 * Copyright (c) 2011 Carman Consulting, Inc.
 *
 * Licensed 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.wicketopia.joda.util.format;

import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.DateTimeFormatter;
import org.metastopheles.PropertyMetaData;
import org.metastopheles.annotation.PropertyDecorator;
import org.wicketopia.joda.annotation.DatePattern;

/**
 * @since 1.0
 */
public class PatternFormatProvider implements FormatProvider {
//----------------------------------------------------------------------------------------------------------------------
// Fields
//----------------------------------------------------------------------------------------------------------------------

    private final String datePattern;

//----------------------------------------------------------------------------------------------------------------------
// Static Methods
//----------------------------------------------------------------------------------------------------------------------

    @PropertyDecorator
    public static void decorate(PropertyMetaData propertyMetaData, DatePattern datePattern) {
        propertyMetaData.setFacet(FACET_KEY, new PatternFormatProvider(datePattern.value()));
    }

//----------------------------------------------------------------------------------------------------------------------
// Constructors
//----------------------------------------------------------------------------------------------------------------------

    public PatternFormatProvider(String datePattern) {
        this.datePattern = datePattern;
    }

//----------------------------------------------------------------------------------------------------------------------
// FormatProvider Implementation
//----------------------------------------------------------------------------------------------------------------------

    @Override
    public DateTimeFormatter getFormatter() {
        return DateTimeFormat.forPattern(datePattern);
    }
}
