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//
// ========================================================================
// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.websocket.jsr356.decoders;
import javax.websocket.DecodeException;
import javax.websocket.Decoder;
/**
* Default implementation of the {@link Text} Message to {@link Double} to decoder
*/
public class DoubleDecoder extends AbstractDecoder implements Decoder.Text<Double>
{
public static final DoubleDecoder INSTANCE = new DoubleDecoder();
@Override
public Double decode(String s) throws DecodeException
{
try
{
return Double.parseDouble(s);
}
catch (NumberFormatException e)
{
throw new DecodeException(s,"Unable to parse double",e);
}
}
@Override
public boolean willDecode(String s)
{
if (s == null)
{
return false;
}
try
{
Double.parseDouble(s);
return true;
}
catch (NumberFormatException e)
{
return false;
}
}
}
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