/*
The contents of this file are subject to the Common Public Attribution License
Version 1.0 (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.projity.com/license . The License is based on the Mozilla Public
License Version 1.1 but Sections 14 and 15 have been added to cover use of
software over a computer network and provide for limited attribution for the
Original Developer. In addition, Exhibit A has been modified to be consistent
with Exhibit B.
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the
specific language governing rights and limitations under the License. The
Original Code is OpenProj. The Original Developer is the Initial Developer and
is Projity, Inc. All portions of the code written by Projity are Copyright (c)
2006, 2007. All Rights Reserved. Contributors Projity, Inc.
Alternatively, the contents of this file may be used under the terms of the
Projity End-User License Agreeement (the Projity License), in which case the
provisions of the Projity License are applicable instead of those above. If you
wish to allow use of your version of this file only under the terms of the
Projity License and not to allow others to use your version of this file under
the CPAL, indicate your decision by deleting the provisions above and replace
them with the notice and other provisions required by the Projity License. If
you do not delete the provisions above, a recipient may use your version of this
file under either the CPAL or the Projity License.
[NOTE: The text of this license may differ slightly from the text of the notices
in Exhibits A and B of the license at http://www.projity.com/license. You should
use the latest text at http://www.projity.com/license for your modifications.
You may not remove this license text from the source files.]
Attribution Information: Attribution Copyright Notice: Copyright � 2006, 2007
Projity, Inc. Attribution Phrase (not exceeding 10 words): Powered by OpenProj,
an open source solution from Projity. Attribution URL: http://www.projity.com
Graphic Image as provided in the Covered Code as file: openproj_logo.png with
alternatives listed on http://www.projity.com/logo
Display of Attribution Information is required in Larger Works which are defined
in the CPAL as a work which combines Covered Code or portions thereof with code
not governed by the terms of the CPAL. However, in addition to the other notice
obligations, all copies of the Covered Code in Executable and Source Code form
distributed must, as a form of attribution of the original author, include on
each user interface screen the "OpenProj" logo visible to all users. The
OpenProj logo should be located horizontally aligned with the menu bar and left
justified on the top left of the screen adjacent to the File menu. The logo
must be at least 100 x 25 pixels. When users click on the "OpenProj" logo it
must direct them back to http://www.projity.com.
*/
package com.projity.datatype;
import java.text.FieldPosition;
import java.text.Format;
import java.text.NumberFormat;
import java.text.ParsePosition;
import com.projity.configuration.Settings;
import com.projity.options.ScheduleOption;
import com.projity.util.ClassUtils;
/**
*
*/
public class RateFormat extends Format implements TimeUnit {
private static NumberFormat MONEY_FORMAT = Money.getMoneyFormatInstance(); //NumberFormat.getCurrencyInstance();
private static NumberFormat NUMBER_FORMAT = NumberFormat.getNumberInstance();
private static NumberFormat PERCENT_FORMAT = NumberFormat.getPercentInstance();
private static RateFormat moneyInstance = null;
private static RateFormat instance = null;
private static RateFormat percentInstance = null;
private static RateFormat nonTemporalInstance = null;
private String timeUnitLabel;
private boolean money;
public boolean percent;
private boolean temporal;
public static RateFormat getInstance(Object object, boolean money, boolean percent, boolean temporal) {
if (instance == null) {
instance = new RateFormat(null,false,false,true);
moneyInstance = new RateFormat(null,true,false,true);
percentInstance = new RateFormat(null,false,true,true);
nonTemporalInstance = new RateFormat(null,false,false,false);
}
String timeUnit = unitLabelOfObject(object);
if (percent)
return percentInstance;
if (timeUnit != null)
return new RateFormat(timeUnit, money,false,temporal);
if (money)
return moneyInstance;
else if (temporal)
return instance;
else
return nonTemporalInstance;
}
public static String unitLabelOfObject(Object object) {
String result = null;
if (object != null) {
if (object instanceof String)
result = (String)object;
else if (object instanceof CanSupplyRateUnit) {
result = ((CanSupplyRateUnit)object).getTimeUnitLabel();
if (result == null)
result = "";
}
}
return result;
}
/**
*
*/
private RateFormat(String timeUnitLabel, boolean money, boolean percent, boolean temporal) {
super();
this.money = money;
this.percent = percent;
this.timeUnitLabel = timeUnitLabel;
this.temporal = temporal;
}
/* (non-Javadoc)
* @see java.text.Format#parseObject(java.lang.String, java.text.ParsePosition)
*/
public Object parseObject(String rateString, ParsePosition pos) {
if (rateString.length() == 0)
return null;
if (rateString.charAt(pos.getIndex()) == '+') // if string begins with + sign, ignore it
pos.setIndex(pos.getIndex()+1);
Number numberResult = null;
if (percent) {
numberResult = PERCENT_FORMAT.parse(rateString,pos);
if (numberResult == null) {
numberResult = NUMBER_FORMAT.parse(rateString,pos);
if (numberResult != null)
numberResult = new Double(numberResult.doubleValue() / 100.0D);
}
if (numberResult == null)
return null;
return new Rate(numberResult.doubleValue(),TimeUnit.PERCENT);
}
if (money)
numberResult = MONEY_FORMAT.parse(rateString, pos);
if (numberResult == null)
numberResult = NUMBER_FORMAT.parse(rateString, pos);
if (numberResult == null)
return null;
double rate = numberResult.doubleValue();
String durationPart = rateString.substring(pos.getIndex());
durationPart = durationPart.trim();
// at this point, we have the number and are now focusing on the suffix
int type = TimeUnit.NON_TEMPORAL;
int slashIndex = durationPart.indexOf(Settings.SLASH);
if (slashIndex == -1) { // if no slash
if (timeUnitLabel == null && temporal) // temporal types use default
type = getDefaultType();
} else {
durationPart = "1" + durationPart.substring(slashIndex+1,durationPart.length());// replace the slash with a 1
Duration duration = (Duration) DurationFormat.getInstance().parseObject(durationPart, new ParsePosition(0));
if (duration == null)
return null;
type = Duration.getEffectiveType(duration.getEncodedMillis());
}
rate /= Duration.timeUnitFactor(type);
return new Rate(rate,type);
}
/* (non-Javadoc)
* @see java.text.Format#format(java.lang.Object, java.lang.StringBuffer, java.text.FieldPosition)
*/
public StringBuffer format(Object rateObject, StringBuffer toAppendTo, FieldPosition pos) {
if (rateObject == null)
return toAppendTo;
else if (rateObject == ClassUtils.defaultRate)
return toAppendTo; // do nothing
else if (rateObject == ClassUtils.defaultUnitlessRate)
return toAppendTo;
Rate rate = (Rate)rateObject;
double rateValue = rate.getValue();
int type = rate.getTimeUnit();
if (type == TimeUnit.NONE && temporal) // if no unit, use default
type = getDefaultType();
if (percent) {
PERCENT_FORMAT.format(new Double(rateValue),toAppendTo,pos);
} else {
rateValue *= Duration.timeUnitFactor(type);
if (money) {
MONEY_FORMAT.format(new Double(rateValue),toAppendTo,pos);
} else {
NumberFormat.getInstance().format(new Double(rateValue),toAppendTo,pos);
if (timeUnitLabel != null && !timeUnitLabel.equals(""))
toAppendTo.append(" " + timeUnitLabel);
}
if (type != TimeUnit.NON_TEMPORAL) { // if value is expressed in duration
toAppendTo.append(Settings.SLASH);
String unit = DurationFormat.formatTypeUnit(type);
toAppendTo.append(unit);
}
}
return toAppendTo;
}
private int getDefaultType() {
return ScheduleOption.getInstance().getRateEnteredIn();
}
}