/*
* 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 org.apache.isis.core.metamodel.facets.value.dateutil;
import java.util.Calendar;
import java.util.Date;
import org.apache.isis.applib.adapters.EncoderDecoder;
import org.apache.isis.applib.adapters.Parser;
import org.apache.isis.applib.clock.Clock;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.facets.value.DateAndTimeValueSemanticsProviderAbstract;
import org.apache.isis.core.metamodel.facets.value.datesql.JavaSqlDateValueSemanticsProvider;
import org.apache.isis.core.metamodel.facets.value.timesql.JavaSqlTimeValueSemanticsProvider;
import org.apache.isis.core.metamodel.services.ServicesInjector;
/**
* An adapter that handles {@link java.util.Date} as both a date AND time
* component.
*
* @see JavaSqlDateValueSemanticsProvider
* @see JavaSqlTimeValueSemanticsProvider
*/
public class JavaUtilDateValueSemanticsProvider extends DateAndTimeValueSemanticsProviderAbstract<java.util.Date> {
/**
* Required because implementation of {@link Parser} and
* {@link EncoderDecoder}.
*/
public JavaUtilDateValueSemanticsProvider() {
this(null, null);
}
public JavaUtilDateValueSemanticsProvider(final FacetHolder holder, final ServicesInjector context) {
super(holder, Date.class, Immutability.NOT_IMMUTABLE, EqualByContent.NOT_HONOURED, context);
}
@Override
protected Date dateValue(final Object value) {
return value == null ? null : (Date) value;
}
@Override
protected Date add(final Date original, final int years, final int months, final int days, final int hours, final int minutes) {
final Date date = original;
final Calendar cal = Calendar.getInstance();
cal.setTime(date);
cal.set(Calendar.SECOND, 0);
cal.set(Calendar.MILLISECOND, 0);
cal.add(Calendar.YEAR, years);
cal.add(Calendar.MONTH, months);
cal.add(Calendar.DAY_OF_MONTH, days);
cal.add(Calendar.HOUR, hours);
cal.add(Calendar.MINUTE, minutes);
return setDate(cal.getTime());
}
@Override
protected Date now() {
return new Date(Clock.getTime());
}
@Override
protected Date setDate(final Date date) {
return date;
}
}