org.apache.myfaces.taglib.core.ConvertNumberTag Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of myfaces-impl Show documentation
Show all versions of myfaces-impl Show documentation
The private implementation classes of the Apache MyFaces Core JSF-2.1 Implementation
/*
* 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.myfaces.taglib.core;
import org.apache.myfaces.shared.taglib.UIComponentELTagUtils;
import org.apache.myfaces.shared.util.LocaleUtils;
import javax.el.ELContext;
import javax.el.ValueExpression;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.convert.NumberConverter;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.PageContext;
import java.util.Locale;
/**
* @author Manfred Geiler (latest modification by $Author: bommel $)
* @version $Revision: 1187701 $ $Date: 2011-10-22 07:21:54 -0500 (Sat, 22 Oct 2011) $
*/
public class ConvertNumberTag extends ConverterTag
{
private static final long serialVersionUID = -8365745569697171573L;
private ValueExpression _currencyCode = null;
private ValueExpression _currencySymbol = null;
private ValueExpression _groupingUsed = null;
private ValueExpression _integerOnly = null;
private ValueExpression _locale = null;
private ValueExpression _maxFractionDigits = null;
private ValueExpression _maxIntegerDigits = null;
private ValueExpression _minFractionDigits = null;
private ValueExpression _minIntegerDigits = null;
private ValueExpression _pattern = null;
private ValueExpression _type = null;
public ConvertNumberTag()
{
setConverterIdString(NumberConverter.CONVERTER_ID);
}
public void setCurrencyCode(ValueExpression currencyCode)
{
_currencyCode = currencyCode;
}
public void setCurrencySymbol(ValueExpression currencySymbol)
{
_currencySymbol = currencySymbol;
}
public void setGroupingUsed(ValueExpression groupingUsed)
{
_groupingUsed = groupingUsed;
}
public void setIntegerOnly(ValueExpression integerOnly)
{
_integerOnly = integerOnly;
}
public void setLocale(ValueExpression locale)
{
_locale = locale;
}
public void setMaxFractionDigits(ValueExpression maxFractionDigits)
{
_maxFractionDigits = maxFractionDigits;
}
public void setMaxIntegerDigits(ValueExpression maxIntegerDigits)
{
_maxIntegerDigits = maxIntegerDigits;
}
public void setMinFractionDigits(ValueExpression minFractionDigits)
{
_minFractionDigits = minFractionDigits;
}
public void setMinIntegerDigits(ValueExpression minIntegerDigits)
{
_minIntegerDigits = minIntegerDigits;
}
public void setPattern(ValueExpression pattern)
{
_pattern = pattern;
}
public void setType(ValueExpression type)
{
_type = type;
}
@Override
public void setPageContext(PageContext context)
{
super.setPageContext(context);
setConverterIdString(NumberConverter.CONVERTER_ID);
}
@Override
protected Converter createConverter() throws JspException
{
NumberConverter converter = (NumberConverter)super.createConverter();
ELContext elContext = FacesContext.getCurrentInstance().getELContext();
if (null != _currencyCode)
{
converter.setCurrencyCode((String)UIComponentELTagUtils.evaluateValueExpression(elContext, _currencyCode));
}
if (null != _currencySymbol)
{
converter.setCurrencySymbol((String)UIComponentELTagUtils.evaluateValueExpression(elContext,
_currencySymbol));
}
if (null != _groupingUsed)
{
converter.setGroupingUsed(UIComponentELTagUtils.getBooleanValue(elContext, _groupingUsed));
}
else
{
converter.setGroupingUsed(true);
}
if (null != _integerOnly)
{
converter.setIntegerOnly(UIComponentELTagUtils.getBooleanValue(elContext, _integerOnly));
}
else
{
converter.setIntegerOnly(false);
}
if (null != _locale)
{
Locale locale;
if (_locale.isLiteralText())
{
locale = LocaleUtils.toLocale(_locale.getExpressionString());
}
else
{
Object localeValue = _locale.getValue(elContext);
if (localeValue instanceof Locale)
{
locale = (Locale)localeValue;
}
else
{
locale = LocaleUtils.toLocale(localeValue.toString());
}
if (null == locale)
{
locale = FacesContext.getCurrentInstance().getViewRoot().getLocale();
}
}
converter.setLocale(locale);
}
if (null != _maxFractionDigits)
{
converter.setMaxFractionDigits(UIComponentELTagUtils.getIntegerValue(elContext, _maxFractionDigits));
}
if (null != _maxIntegerDigits)
{
converter.setMaxIntegerDigits(UIComponentELTagUtils.getIntegerValue(elContext, _maxIntegerDigits));
}
if (null != _minFractionDigits)
{
converter.setMinFractionDigits(UIComponentELTagUtils.getIntegerValue(elContext, _minFractionDigits));
}
if (null != _minIntegerDigits)
{
converter.setMinIntegerDigits(UIComponentELTagUtils.getIntegerValue(elContext, _minIntegerDigits));
}
if (null != _pattern)
{
converter.setPattern((String)UIComponentELTagUtils.evaluateValueExpression(elContext, _pattern));
}
if (null != _type)
{
converter.setType((String)UIComponentELTagUtils.evaluateValueExpression(elContext, _type));
}
else
{
converter.setType("number");
}
return converter;
}
}