/*
* Copyright 2004, 2005, 2006 Odysseus Software GmbH
*
* 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 de.odysseus.calyxo.forms.convert;
import java.text.ParseException;
/**
* Float converter.
*
* @author Christoph Beck
* @author Oliver Stuhr
*/
public class FloatConverter extends NumberConverter {
/**
* Default constructor.
*/
public FloatConverter() {
super();
}
public Float getDefault() {
return (Float)getParsedNullOrEmpty();
}
public void setDefault(Float value) {
setParsedNullOrEmpty(value);
}
/**
* Format method.
*/
public String format(Object value) {
return super.format((Float) value);
}
/**
* Parse method.
*/
public Object parse(String value) throws ParseException {
Number n = (Number) super.parse(value);
if (n == null || n instanceof Float)
return n;
double d = n.doubleValue();
if (d == Double.NEGATIVE_INFINITY)
return new Float(Float.NEGATIVE_INFINITY);
if (d == Double.POSITIVE_INFINITY)
return new Float(Float.POSITIVE_INFINITY);
if (d < -Float.MAX_VALUE || d > Float.MAX_VALUE)
throw new ParseException("", 0);
return new Float(n.floatValue());
}
}