/*
* 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.wicket.core.util.string.interpolator;
import java.util.Locale;
import org.apache.wicket.IConverterLocator;
import org.apache.wicket.util.convert.IConverter;
/**
* A {@link PropertyVariableInterpolator} converting values with {@link IConverter}s.
*
* @author svenmeier
*/
public class ConvertingPropertyVariableInterpolator extends PropertyVariableInterpolator
{
private static final long serialVersionUID = 1L;
private IConverterLocator locator;
private Locale locale;
/**
* Constructor.
*
* @param string
* a <code>String</code> to interpolate into
* @param object
* the object to apply property expressions to
* @param locator
* the locator of converters
* @param locale
* the locale for conversion
*/
public ConvertingPropertyVariableInterpolator(final String string, final Object object,
IConverterLocator locator, Locale locale)
{
super(string, object);
this.locator = locator;
this.locale = locale;
}
/**
* Use an {@link IConverter} to convert the given value to a String.
*
* @param value
* the value, never {@code null}
*
* @return converted value
*/
@Override
@SuppressWarnings({ "rawtypes", "unchecked" })
protected String toString(Object value)
{
IConverter converter = locator.getConverter(value.getClass());
return converter.convertToString(value, locale);
}
}