package org.jacorb.idl;
/*
* JacORB - a free Java ORB
*
* Copyright (C) 1997-2014 Gerald Brose / The JacORB Team.
*
* 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.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import java.util.Vector;
public class SwitchBody
extends IdlSymbol
{
/** holds case list */
public Vector caseListVector = new Vector();
TypeSpec ts = null;
UnionType myUnion = null;
public SwitchBody( int num )
{
super( num );
}
public void setTypeSpec( TypeSpec s )
{
ts = s;
for( Enumeration e = caseListVector.elements(); e.hasMoreElements(); )
{
Case c = (Case)e.nextElement();
c.setPackage( pack_name );
c.setTypeSpec( s );
}
}
/**
* pass a reference to the containing union through
* to the case elements, which pass it on
*/
public void setUnion( UnionType ut )
{
myUnion = ut;
for( Enumeration e = caseListVector.elements(); e.hasMoreElements(); )
{
Case c = (Case)e.nextElement();
c.setUnion( ut );
}
}
public void setEnclosingSymbol( IdlSymbol s )
{
if( enclosing_symbol != null && enclosing_symbol != s )
throw new RuntimeException( "Compiler Error: trying to reassign container for " + name );
enclosing_symbol = s;
for( Enumeration e = caseListVector.elements(); e.hasMoreElements(); )
( (IdlSymbol)e.nextElement() ).setEnclosingSymbol( s );
}
public void setPackage( String s )
{
s = parser.pack_replace( s );
if( pack_name.length() > 0 )
pack_name = s + "." + pack_name;
else
pack_name = s;
if( ts != null )
ts.setPackage( s );
}
/**
* do the parsing
*/
public void parse()
{
Map usedLabelNames = new HashMap();
for( Enumeration e = caseListVector.elements(); e.hasMoreElements(); )
{
Case theCase = (Case)e.nextElement();
theCase.parse();
// get all case labels and check for duplicates
IdlSymbol[] labels = theCase.getLabels();
for( int i = 0; i < labels.length; i++ )
{
if( labels[ i ] != null ) // null means default
{
IdlSymbol sym =
(IdlSymbol)usedLabelNames.get( labels[ i ].toString() );
if( sym != null )
{
parser.error( "Duplicate case label <" +
sym.toString() + ">", sym.get_token() );
}
usedLabelNames.put( labels[ i ].toString(), labels[ i ] );
}
}
}
usedLabelNames.clear();
ts.parse();
myUnion.addImportedName( ts.typeName() );
}
public void print( java.io.PrintWriter ps )
{
for( Enumeration e = caseListVector.elements(); e.hasMoreElements(); )
{
Case c = (Case)e.nextElement();
c.print( ps );
}
}
}