/*
* Copyright 2006 Stephen J. McConnell.
*
* 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.acme.impl;
import java.util.Date;
import java.util.Locale;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import org.acme.Clock;
/**
* A minimal implementation of a clock.
*
* @author <a href="@PUBLISHER-URL@">@PUBLISHER-NAME@</a>
* @version @PROJECT-VERSION@
*/
public class SimpleClock implements Clock
{
public interface Context
{
public String getFormat();
public Locale getLocale();
}
//------------------------------------------------------------------
// state
//------------------------------------------------------------------
private final String m_format;
private final Locale m_locale;
//------------------------------------------------------------------
// constructor
//------------------------------------------------------------------
/**
* Creation of a new instance.
* @param format the format to use for timestamps
* @param locale the assigned locale
*/
public SimpleClock( Context context )
{
m_format = context.getFormat();
m_locale = context.getLocale();
}
//------------------------------------------------------------------
// Clock
//------------------------------------------------------------------
/**
* Return the current time as a formatted string.
* @return the current time as a string
*/
public String getTimestamp()
{
Date date = new Date();
DateFormat formatter = new SimpleDateFormat( m_format, m_locale );
return formatter.format( date );
}
}
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