org.joda.time.convert.PeriodConverter Maven / Gradle / Ivy
/*
* Copyright 2001-2005 Stephen Colebourne
*
* 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.joda.time.convert;
import org.joda.time.Chronology;
import org.joda.time.PeriodType;
import org.joda.time.ReadWritablePeriod;
/**
* PeriodConverter defines how an object is converted to a time period.
*
* @author Stephen Colebourne
* @author Brian S O'Neill
* @since 1.0
*/
public interface PeriodConverter extends Converter {
/**
* Extracts duration values from an object of this converter's type, and
* sets them into the given ReadWritableDuration.
*
* @param period the period to modify
* @param object the object to convert, must not be null
* @param chrono the chronology to use, must not be null
* @throws ClassCastException if the object is invalid
*/
void setInto(ReadWritablePeriod period, Object object, Chronology chrono);
/**
* Selects a suitable period type for the given object.
*
* @param object the object to examine, must not be null
* @return the period type, never null
* @throws ClassCastException if the object is invalid
*/
PeriodType getPeriodType(Object object);
}