1 /*
   2  * Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 /*
  26  * COMPONENT_NAME: idl.parser
  27  *
  28  * ORIGINS: 27
  29  *
  30  * Licensed Materials - Property of IBM
  31  * 5639-D57 (C) COPYRIGHT International Business Machines Corp. 1997, 1999
  32  * RMI-IIOP v1.0
  33  *
  34  */
  35 
  36 package com.sun.tools.corba.se.idl;
  37 
  38 // NOTES:
  39 
  40 import java.io.PrintWriter;
  41 import java.util.Hashtable;
  42 
  43 /**
  44  * This is the symbol table entry for parameters.
  45  **/
  46 public class ParameterEntry extends SymtabEntry
  47 {
  48   /** This is a set of class constants.  A parameter can be passed
  49       as one of In, Out, or Inout. */
  50   public static final int In    = 0,
  51                           Inout = 1,
  52                           Out   = 2;
  53 
  54   protected ParameterEntry ()
  55   {
  56     super ();
  57   } // ctor
  58 
  59   protected ParameterEntry (ParameterEntry that)
  60   {
  61     super (that);
  62     _passType = that._passType;
  63   } // ctor
  64 
  65   protected ParameterEntry (SymtabEntry that, IDLID clone)
  66   {
  67     super (that, clone);
  68     if (module ().equals (""))
  69       module (name ());
  70     else if (!name ().equals (""))
  71       module (module () + "/" + name ());
  72   } // ctor
  73 
  74   public Object clone ()
  75   {
  76     return new ParameterEntry (this);
  77   } // clone
  78 
  79   /** Invoke the paramter generator.
  80       @param symbolTable the symbol table is a hash table whose key is
  81        a fully qualified type name and whose value is a SymtabEntry or
  82        a subclass of SymtabEntry.
  83       @param stream the stream to which the generator should sent its output.
  84       @see SymtabEntry */
  85   public void generate (Hashtable symbolTable, PrintWriter stream)
  86   {
  87     parameterGen.generate (symbolTable, this, stream);
  88   } // generate
  89 
  90   /** Access the parameter generator.
  91       @return an object which implements the ParameterGen interface.
  92       @see ParameterGen */
  93   public Generator generator ()
  94   {
  95     return parameterGen;
  96   } // generator
  97 
  98   /** This indicates the pass type of this parameter. */
  99   public void passType (int passType)
 100   {
 101     if (passType >= In && passType <= Out)
 102       _passType = passType;
 103   } // passType
 104 
 105   /** This indicates the pass type of this parameter. */
 106   public int passType ()
 107   {
 108     return _passType;
 109   } // passType
 110 
 111   private int _passType = In;
 112 
 113   static ParameterGen parameterGen;
 114 } // class ParameterEntry