| /* |
| * Copyright (c) 1999, 2000, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| /* |
| * COMPONENT_NAME: idl.toJava |
| * |
| * ORIGINS: 27 |
| * |
| * Licensed Materials - Property of IBM |
| * 5639-D57 (C) COPYRIGHT International Business Machines Corp. 1997, 1999 |
| * RMI-IIOP v1.0 |
| * |
| */ |
| |
| package com.sun.tools.corba.se.idl.toJavaPortable; |
| |
| // NOTES: |
| |
| import java.io.File; |
| import java.io.PrintWriter; |
| import java.util.Hashtable; |
| import java.util.Vector; |
| |
| import com.sun.tools.corba.se.idl.GenFileStream; |
| import com.sun.tools.corba.se.idl.ConstEntry; |
| import com.sun.tools.corba.se.idl.ModuleEntry; |
| import com.sun.tools.corba.se.idl.PrimitiveEntry; |
| import com.sun.tools.corba.se.idl.StringEntry; |
| import com.sun.tools.corba.se.idl.SymtabEntry; |
| import com.sun.tools.corba.se.idl.TypedefEntry; |
| |
| /** |
| * |
| **/ |
| public class ConstGen implements com.sun.tools.corba.se.idl.ConstGen |
| { |
| /** |
| * Public zero-argument constructor. |
| **/ |
| public ConstGen () |
| { |
| } // ctor |
| |
| /** |
| * Generate Java code for an IDL constant. A constant is written to |
| * a new class only when it is not a member of an interface; otherwise |
| * it written to the interface class in which it resides. |
| **/ |
| public void generate (Hashtable symbolTable, ConstEntry c, PrintWriter s) |
| { |
| this.symbolTable = symbolTable; |
| this.c = c; |
| this.stream = s; |
| init (); |
| |
| if (c.container () instanceof ModuleEntry) |
| generateConst (); |
| else if (stream != null) |
| writeConstExpr (); |
| } // generate |
| |
| /** |
| * Initialize members unique to this generator. |
| **/ |
| protected void init () |
| { |
| } // init |
| |
| /** |
| * Generate the class defining the constant. |
| **/ |
| protected void generateConst () |
| { |
| openStream (); |
| if (stream == null) |
| return; |
| writeHeading (); |
| writeBody (); |
| writeClosing (); |
| closeStream (); |
| } // generateConst |
| |
| /** |
| * Open a new print stream only if the constant is not a member |
| * of an interface. |
| **/ |
| protected void openStream () |
| { |
| stream = Util.stream (c, ".java"); |
| } // openStream |
| |
| /** |
| * Write the heading for the class defining the constant. |
| **/ |
| protected void writeHeading () |
| { |
| Util.writePackage (stream, c); |
| Util.writeProlog (stream, ((GenFileStream)stream).name ()); |
| stream.println ("public interface " + c.name ()); |
| // should not be done according to the mapping |
| // + " extends org.omg.CORBA.portable.IDLEntity"); |
| stream.println ("{"); |
| } // writeHeading |
| |
| /** |
| * Write the constant expression and any comment, if present. |
| **/ |
| protected void writeBody () |
| { |
| writeConstExpr (); |
| } // writeBody |
| |
| /** |
| * Write the entire constant expression and any comment, if present. |
| **/ |
| protected void writeConstExpr () |
| { |
| if (c.comment () != null) |
| c.comment ().generate (" ", stream); |
| if (c.container () instanceof ModuleEntry) { |
| |
| stream.print (" public static final " + Util.javaName (c.type ()) + " value = "); |
| } else { |
| stream.print (" public static final " + Util.javaName (c.type ()) + ' ' + c.name () + " = "); |
| } |
| writeConstValue (c.type ()); |
| } // writeConstExpr |
| |
| /** |
| * Write the constant's value according to its type. |
| **/ |
| private void writeConstValue (SymtabEntry type) |
| { |
| if (type instanceof PrimitiveEntry) |
| stream.println ('(' + Util.javaName (type) + ")(" + Util.parseExpression (c.value ()) + ");"); |
| else if (type instanceof StringEntry) |
| stream.println (Util.parseExpression (c.value ()) + ';'); |
| else if (type instanceof TypedefEntry) |
| { |
| while (type instanceof TypedefEntry) |
| type = type.type (); |
| writeConstValue (type); |
| } |
| else |
| stream.println (Util.parseExpression (c.value ()) + ';'); |
| } // writeValue |
| |
| /** |
| * Generate any last words and close the class. |
| **/ |
| protected void writeClosing () |
| { |
| stream.println ("}"); |
| } // writeClosing |
| |
| /** |
| * Close the print stream, causing the file to be written. |
| **/ |
| protected void closeStream () |
| { |
| stream.close (); |
| } // closeStream |
| |
| protected java.util.Hashtable symbolTable = null; |
| protected ConstEntry c = null; |
| protected PrintWriter stream = null; |
| } // class ConstGen |
| |
| |
| /*======================================================================================= |
| DATE-AUTHOR ACTION |
| --------------------------------------------------------------------------------------- |
| 11sep1997daz Return when print stream is null and container is NOT a module. Fixes |
| -keep option, which causes null print stream to be sent to ConstGen. |
| 31jul1997daz Write source comment immediately preceding constant declaration. |
| =======================================================================================*/ |