/*
* Copyright 2001-2009 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;
/**
* LongConverter converts a Long to an instant, partial or duration.
* The Long value represents milliseconds in the ISO chronology.
*
* @author Stephen Colebourne
* @author Brian S O'Neill
* @since 1.0
*/
class LongConverter extends AbstractConverter
implements InstantConverter, PartialConverter, DurationConverter {
/**
* Singleton instance.
*/
static final LongConverter INSTANCE = new LongConverter();
/**
* Restricted constructor.
*/
protected LongConverter() {
super();
}
//-----------------------------------------------------------------------
/**
* Gets the millisecond instant, which is the Long value.
*
* @param object the Long to convert, must not be null
* @param chrono the chronology to use, which is always non-null
* @return the millisecond value
* @throws NullPointerException if the object is null
* @throws ClassCastException if the object is an invalid type
*/
public long getInstantMillis(Object object, Chronology chrono) {
return ((Long) object).longValue();
}
//-----------------------------------------------------------------------
/**
* Gets the millisecond duration, which is the Long value.
*
* @param object the Long to convert, must not be null
* @return the millisecond duration
* @throws NullPointerException if the object is null
* @throws ClassCastException if the object is an invalid type
*/
public long getDurationMillis(Object object) {
return ((Long) object).longValue();
}
//-----------------------------------------------------------------------
/**
* Returns Long.class.
*
* @return Long.class
*/
public Class<?> getSupportedType() {
return Long.class;
}
}