org.ff4j.property.PropertyDate Maven / Gradle / Ivy
package org.ff4j.property;
/*
* #%L
* ff4j-core
* %%
* Copyright (C) 2013 - 2015 Ff4J
* %%
* 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.
* #L%
*/
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
*
* @author Cedrick Lunven (@clunven)
*/
public class PropertyDate extends Property< Date > {
/** serial. */
private static final long serialVersionUID = -134543098672660987L;
/** expected expression. */
public static final SimpleDateFormat SDF = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
/**
* Default constructor.
*/
public PropertyDate() {
}
/**
* Constructor by property name.
*
* @param name
* property name
*/
public PropertyDate(String name) {
super(name);
}
/**
* Constructor by string expression.
*
* @param uid
* unique name
* @param lvl
* current log level
*/
public PropertyDate(String uid, String value) {
super(uid, value);
}
/**
* Constructor by string expression.
*
* @param uid
* unique name
* @param lvl
* current log level
*/
public PropertyDate(String uid, Date date) {
super(uid, date);
}
/** {@inheritDoc} */
@Override
public Date fromString(String v) {
try {
return SDF.parse(v);
} catch (ParseException e) {
throw new IllegalArgumentException("Illegal expression for date, expecting yyyy-MM-dd HH:mm:ss", e);
}
}
/**
* Serialized value as String
*
* @return
* current value as a string or null
*/
public String asString() {
if (value == null) {
return null;
}
return SDF.format(value);
}
}