package org.jacorb.orb.dynany;
/*
* JacORB - a free Java ORB
*
* Copyright (C) 1997-2004 Gerald Brose.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
import java.math.BigDecimal;
import org.slf4j.Logger;
import org.jacorb.orb.ORB;
import org.jacorb.orb.TypeCode;
import org.omg.DynamicAny.DynAnyPackage.InvalidValue;
import org.omg.DynamicAny.DynAnyPackage.TypeMismatch;
/**
* CORBA DynFixed
*
* @author Jason Courage
* @version $Id: DynFixed.java,v 1.12 2009-05-03 21:35:55 andre.spiegel Exp $
*/
public final class DynFixed
extends DynAny
implements org.omg.DynamicAny.DynFixed
{
/**
* our representation of a fixed type any is the any itself
*/
private org.omg.CORBA.Any anyRepresentation;
DynFixed( org.omg.DynamicAny.DynAnyFactory dynFactory,
org.omg.CORBA.TypeCode type,
ORB orb,
Logger logger)
throws TypeMismatch
{
super(dynFactory, orb, logger);
org.omg.CORBA.TypeCode _type = TypeCode.originalType( type );
if( _type.kind().value() != org.omg.CORBA.TCKind._tk_fixed )
{
throw new TypeMismatch();
}
typeCode = _type;
pos = -1;
anyRepresentation = orb.create_any ();
anyRepresentation.insert_fixed (new BigDecimal ("0"), type);
}
/**
* Overrides from_any() in DynAny
*/
public void from_any(org.omg.CORBA.Any value)
throws InvalidValue, TypeMismatch
{
checkDestroyed ();
if( ! value.type().equivalent( type()) )
{
throw new TypeMismatch();
}
typeCode = TypeCode.originalType( value.type() );
anyRepresentation = (org.jacorb.orb.Any)orb.create_any();
anyRepresentation.read_value( value.create_input_stream(), type());
}
public String get_value()
{
return anyRepresentation.extract_fixed().toString();
}
public boolean set_value( String value )
throws TypeMismatch, InvalidValue
{
if ( value == null )
{
throw new TypeMismatch();
}
String val = value.trim();
if ( val.endsWith ("D") || val.endsWith ("d") )
{
val = val.substring( 0, val.length() - 1 );
}
BigDecimal fixed_value = null;
try
{
fixed_value = new BigDecimal( val );
}
catch ( NumberFormatException ex )
{
throw new TypeMismatch();
}
boolean truncate = false;
try
{
int extra = fixed_value.scale() - type().fixed_scale();
if ( extra > 0 )
{
// truncate the value to fit the scale of the typecode
val = val.substring( 0, val.length() - extra );
truncate = true;
}
else if ( extra < 0 )
{
StringBuffer buffer = new StringBuffer (val);
// add the decimal point if necessary
if ( val.indexOf('.') == -1 )
{
buffer.append('.');
}
// pad the value with zeros to fit the scale of the typecode
for ( int i = extra; i < 0; i++ )
{
buffer.append('0');
}
val = buffer.toString();
}
fixed_value = new BigDecimal( val );
org.omg.CORBA.TypeCode type = orb.create_fixed_tc
((short) fixed_value.precision(), (short)fixed_value.scale());
if ( type.fixed_digits() > type().fixed_digits() )
{
throw new InvalidValue();
}
anyRepresentation.insert_fixed( fixed_value, type );
}
catch ( org.omg.CORBA.TypeCodePackage.BadKind e )
{
throw unexpectedException(e);
}
return( ! truncate );
}
protected org.omg.CORBA.Any getRepresentation()
{
return anyRepresentation;
}
}