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/*
* Copyright (c) 2012, Eric Coolman, Codename One and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Codename One designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Codename One through http://www.codenameone.com/ if you
* need additional information or have any questions.
*/
package java.text;
import java.util.Date;
/**
* A class for parsing and formatting localisation sensitive dates, compatible
* with Jave 6 SDK. This implementation uses the Codename One localization manager for handling formatting dates. Parsing
* dates is not implemented in this class since the localization pattern is not
* exposed.
*
* @author Eric Coolman
* @see http://docs.oracle.com/javase/6/docs/api/java/text/DateFormat.html
* @deprecated this class has many issues in iOS and other platforms, please use the L10NManager
*/
public class DateFormat extends Format {
/**
* Constant for full style parsing/formatting pattern.
*/
public static final int FULL = 0;
/**
* Constant for long style parsing/formatting pattern.
*/
public static final int LONG = 1;
/**
* Constant for medium style parsing/formatting pattern.
*/
public static final int MEDIUM = 2;
/**
* Constant for short style parsing/formatting pattern.
*/
public static final int SHORT = 3;
/**
* Constant for default style (MEDIUM) parsing/formatting pattern.
*/
public static final int DEFAULT = MEDIUM;
private int dateStyle;
private int timeStyle;
/**
* Construct a date formatter using default patterns for date and time (SHORT/SHORT).
*/
DateFormat() {
this(SHORT, SHORT);
}
/**
*
*/
DateFormat(int dateStyle, int timeStyle) {
this.dateStyle = dateStyle;
this.timeStyle = timeStyle;
}
/**
* Format a given object.
*
* @obj object to be formatted.
* @return formatted object.
* @throws IllegalArgumentException of the source can not be formatted.
*/
@Override
public String format(Object obj) throws IllegalArgumentException {
return format(obj, new StringBuffer());
}
/**
* Format a given object.
*
* @param source object to be formatted.
* @param toAppendTo buffer to which to append output.
* @return formatted date.
* @throws IllegalArgumentException of the source can not be formatted.
*/
String format(Object obj, StringBuffer toAppendTo) throws IllegalArgumentException {
return null;
}
/**
* Format a given date.
*
* @param source date to be formatted.
* @return formatted date.
*/
public String format(Date source) {
return format(source, new StringBuffer());
}
/**
* Format a given date.
*
* @param source date to be formatted.
* @param toAppendTo buffer to which to append output.
* @return formatted date.
*/
String format(Date source, StringBuffer toAppendTo) {
return null;
}
/**
* NOT IMPLEMENTED - use SimpleDateFormat for parsing instead.
*/
@Override
public Object parseObject(String source) throws ParseException {
// can't parse because we don't know the L10NManagers templates
throw new ParseException("Not implemented", 0);
}
/**
* NOT IMPLEMENTED - use SimpleDateFormat for parsing instead.
*/
public Date parse(String source) throws ParseException {
return (Date) parseObject(source);
}
/**
* Get a DateFormat instance with default style for date/time (SHORT/SHORT).
* @return a DateFormat instance.
*/
public static final DateFormat getInstance() {
return getDateTimeInstance(SHORT, SHORT);
}
/**
* Get a DateFormat instance with default style for date (SHORT).
* @return a DateFormat instance.
*/
public static final DateFormat getDateInstance() {
return getDateInstance(SHORT);
}
/**
* Get a DateFormat instance with default style for time (SHORT).
* @return a DateFormat instance.
*/
public static final DateFormat getTimeInstance() {
return getTimeInstance(SHORT);
}
/**
* Get a DateFormat instance that uses a given style for dates.
*
* @param style style to use for parsing and formatting (SHORT, MEDIUM, LONG, FULL, DEFAULT);
* @return a DateFormat instance.
* @see #SHORT
* @see #MEDIUM
* @see #LONG
* @see #FULL
* @see #DEFAULT
*/
public static final DateFormat getDateInstance(int style) {
return getDateTimeInstance(style, DEFAULT);
}
/**
* Get a DateFormat instance that uses a given style for times.
*
* @param style style to use for parsing and formatting (SHORT, MEDIUM, LONG, FULL, DEFAULT);
* @return a DateFormat instance.
* @see #SHORT
* @see #MEDIUM
* @see #LONG
* @see #FULL
* @see #DEFAULT
*/
public static final DateFormat getTimeInstance(int style) {
return getDateTimeInstance(DEFAULT, style);
}
/**
* Get a DateFormat instance that uses a given style for dates and times.
*
* @param style style to use for parsing and formatting (SHORT, MEDIUM, LONG, FULL, DEFAULT);
* @return a DateFormat instance.
* @see #SHORT
* @see #MEDIUM
* @see #LONG
* @see #FULL
* @see #DEFAULT
*/
public static final DateFormat getDateTimeInstance(int dateStyle, int timeStyle) {
return new DateFormat(dateStyle, timeStyle);
}
/*
* (non-Javadoc)
*
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + dateStyle;
result = prime * result + timeStyle;
return result;
}
/*
* (non-Javadoc)
*
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
DateFormat other = (DateFormat) obj;
if (dateStyle != other.dateStyle)
return false;
if (timeStyle != other.timeStyle)
return false;
return true;
}
/*
* (non-Javadoc)
*
* @see java.lang.Object#clone()
*/
public Object clone() {
return new DateFormat(dateStyle, timeStyle);
}
}
