src/share/classes/com/sun/tools/corba/se/idl/toJavaPortable/EnumGen.java

Sun, 05 Dec 2010 22:22:54 -0800

author
skoppar
date
Sun, 05 Dec 2010 22:22:54 -0800
changeset 236
33ca1bceec2d
parent 158
91006f157c46
child 748
6845b95cba6b
permissions
-rw-r--r--

7004713: regression: cannot find symbol: variable delegate failed compile _Stub
Summary: Also reviewed by ken.cavanaugh@oracle.com
Reviewed-by: asaha

duke@1 1 /*
ohair@158 2 * Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
ohair@158 7 * published by the Free Software Foundation. Oracle designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
ohair@158 9 * by Oracle in the LICENSE file that accompanied this code.
duke@1 10 *
duke@1 11 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 14 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 15 * accompanied this code).
duke@1 16 *
duke@1 17 * You should have received a copy of the GNU General Public License version
duke@1 18 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 20 *
ohair@158 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@158 22 * or visit www.oracle.com if you need additional information or have any
ohair@158 23 * questions.
duke@1 24 */
duke@1 25 /*
duke@1 26 * COMPONENT_NAME: idl.toJava
duke@1 27 *
duke@1 28 * ORIGINS: 27
duke@1 29 *
duke@1 30 * Licensed Materials - Property of IBM
duke@1 31 * 5639-D57 (C) COPYRIGHT International Business Machines Corp. 1997, 1999
duke@1 32 * RMI-IIOP v1.0
duke@1 33 *
duke@1 34 */
duke@1 35
duke@1 36 package com.sun.tools.corba.se.idl.toJavaPortable;
duke@1 37
duke@1 38 // NOTES:
duke@1 39 // -D61056 <klr> Use Util.helperName
duke@1 40
duke@1 41 import java.io.File;
duke@1 42 import java.io.PrintWriter;
duke@1 43 import java.util.Enumeration;
duke@1 44 import java.util.Hashtable;
duke@1 45 import java.util.Vector;
duke@1 46
duke@1 47 import com.sun.tools.corba.se.idl.GenFileStream;
duke@1 48 import com.sun.tools.corba.se.idl.EnumEntry;
duke@1 49 import com.sun.tools.corba.se.idl.SymtabEntry;
duke@1 50
duke@1 51 /**
duke@1 52 *
duke@1 53 **/
duke@1 54 public class EnumGen implements com.sun.tools.corba.se.idl.EnumGen, JavaGenerator
duke@1 55 {
duke@1 56 /**
duke@1 57 * Public zero-argument constructor.
duke@1 58 **/
duke@1 59 public EnumGen ()
duke@1 60 {
duke@1 61 } // ctor
duke@1 62
duke@1 63 /**
duke@1 64 * Generate the Java code for an IDL enumeration.
duke@1 65 **/
duke@1 66 public void generate (Hashtable symbolTable, EnumEntry e, PrintWriter s)
duke@1 67 {
duke@1 68 this.symbolTable = symbolTable;
duke@1 69 this.e = e;
duke@1 70 init ();
duke@1 71
duke@1 72 openStream ();
duke@1 73 if (stream == null) return;
duke@1 74 generateHolder ();
duke@1 75 generateHelper ();
duke@1 76 writeHeading ();
duke@1 77 writeBody ();
duke@1 78 writeClosing ();
duke@1 79 closeStream ();
duke@1 80 } // generate
duke@1 81
duke@1 82 /**
duke@1 83 * Initialize members unique to this generator.
duke@1 84 **/
duke@1 85 protected void init ()
duke@1 86 {
duke@1 87 className = e.name ();
duke@1 88 fullClassName = Util.javaName (e);
duke@1 89 }
duke@1 90
duke@1 91 /**
duke@1 92 * Open the print stream to which to write the enumeration class.
duke@1 93 **/
duke@1 94 protected void openStream ()
duke@1 95 {
duke@1 96 stream = Util.stream (e, ".java");
duke@1 97 }
duke@1 98
duke@1 99 /**
duke@1 100 * Generate the holder class for this enumeration.
duke@1 101 **/
duke@1 102 protected void generateHolder ()
duke@1 103 {
duke@1 104 ((Factories)Compile.compiler.factories ()).holder ().generate (symbolTable, e);
duke@1 105 }
duke@1 106
duke@1 107 /**
duke@1 108 * Generate the helper class for this enumeration.
duke@1 109 **/
duke@1 110 protected void generateHelper ()
duke@1 111 {
duke@1 112 ((Factories)Compile.compiler.factories ()).helper ().generate (symbolTable, e);
duke@1 113 }
duke@1 114
duke@1 115 /**
duke@1 116 * Write the heading of the enumeration class, including the package,
duke@1 117 * imports, class statement, and open curly.
duke@1 118 **/
duke@1 119 protected void writeHeading ()
duke@1 120 {
duke@1 121 Util.writePackage (stream, e);
duke@1 122 Util.writeProlog (stream, ((GenFileStream)stream).name ());
duke@1 123 if (e.comment () != null)
duke@1 124 e.comment ().generate ("", stream);
duke@1 125 stream.println ("public class " + className + " implements org.omg.CORBA.portable.IDLEntity");
duke@1 126 stream.println ("{");
duke@1 127 }
duke@1 128
duke@1 129 /**
duke@1 130 * Write the members of enumeration class.
duke@1 131 **/
duke@1 132 protected void writeBody ()
duke@1 133 {
duke@1 134 stream.println (" private int __value;");
duke@1 135 stream.println (" private static int __size = " + (e.elements ().size ()) + ';');
duke@1 136 stream.println (" private static " + fullClassName + "[] __array = new " + fullClassName + " [__size];");
duke@1 137 stream.println ();
duke@1 138 for (int i = 0; i < e.elements ().size (); ++i)
duke@1 139 {
duke@1 140 String label = (String)e.elements ().elementAt (i);
duke@1 141 stream.println (" public static final int _" + label + " = " + i + ';');
duke@1 142 stream.println (" public static final " + fullClassName + ' ' + label + " = new " + fullClassName + "(_" + label + ");");
duke@1 143 }
duke@1 144 stream.println ();
duke@1 145 writeValue ();
duke@1 146 writeFromInt ();
duke@1 147 writeCtors ();
duke@1 148 }
duke@1 149
duke@1 150 /**
duke@1 151 * Write the value method for the enumeration class.
duke@1 152 **/
duke@1 153 protected void writeValue ()
duke@1 154 {
duke@1 155 stream.println (" public int value ()");
duke@1 156 stream.println (" {");
duke@1 157 stream.println (" return __value;");
duke@1 158 stream.println (" }");
duke@1 159 stream.println ();
duke@1 160 } // writeValue
duke@1 161
duke@1 162 /**
duke@1 163 * Write the from_int method for the enumeration class.
duke@1 164 **/
duke@1 165 protected void writeFromInt ()
duke@1 166 {
duke@1 167 stream.println (" public static " + fullClassName + " from_int (int value)");
duke@1 168 stream.println (" {");
duke@1 169 stream.println (" if (value >= 0 && value < __size)");
duke@1 170 stream.println (" return __array[value];");
duke@1 171 stream.println (" else");
duke@1 172 stream.println (" throw new org.omg.CORBA.BAD_PARAM ();");
duke@1 173 stream.println (" }");
duke@1 174 stream.println ();
duke@1 175 }
duke@1 176
duke@1 177 /**
duke@1 178 * Write the protected constructor for the enumeration class.
duke@1 179 **/
duke@1 180 protected void writeCtors ()
duke@1 181 {
duke@1 182 stream.println (" protected " + className + " (int value)");
duke@1 183 stream.println (" {");
duke@1 184 stream.println (" __value = value;");
duke@1 185 stream.println (" __array[__value] = this;");
duke@1 186 stream.println (" }");
duke@1 187 }
duke@1 188
duke@1 189 /**
duke@1 190 * Close the enumeration class.
duke@1 191 **/
duke@1 192 protected void writeClosing ()
duke@1 193 {
duke@1 194 stream.println ("} // class " + className);
duke@1 195 }
duke@1 196
duke@1 197 /**
duke@1 198 * Close the print stream, which writes the stream to file.
duke@1 199 **/
duke@1 200 protected void closeStream ()
duke@1 201 {
duke@1 202 stream.close ();
duke@1 203 }
duke@1 204
duke@1 205 ///////////////
duke@1 206 // From JavaGenerator
duke@1 207
duke@1 208 public int helperType (int index, String indent, TCOffsets tcoffsets, String name, SymtabEntry entry, PrintWriter stream)
duke@1 209 {
duke@1 210 tcoffsets.set (entry);
duke@1 211 EnumEntry enumEntry = (EnumEntry)entry;
duke@1 212 StringBuffer emit = new StringBuffer ("new String[] { ");
duke@1 213 Enumeration e = enumEntry.elements ().elements ();
duke@1 214 boolean firstTime = true;
duke@1 215 while (e.hasMoreElements ())
duke@1 216 {
duke@1 217 if (firstTime)
duke@1 218 firstTime = false;
duke@1 219 else
duke@1 220 emit.append (", ");
duke@1 221 emit.append ('"' + Util.stripLeadingUnderscores ((String)e.nextElement ()) + '"');
duke@1 222 }
duke@1 223 emit.append ("} ");
duke@1 224 stream.println (indent + name + " = org.omg.CORBA.ORB.init ().create_enum_tc ("
duke@1 225 + Util.helperName (enumEntry, true) + ".id (), \"" // <54697> // <d61056>
duke@1 226 // + "_id, \"" <54697>
duke@1 227 + Util.stripLeadingUnderscores (entry.name ()) + "\", "
duke@1 228 + new String (emit) + ");");
duke@1 229 return index + 1;
duke@1 230
duke@1 231 } // helperType
duke@1 232
duke@1 233 public int type (int index, String indent, TCOffsets tcoffsets, String name, SymtabEntry entry, PrintWriter stream) {
duke@1 234 stream.println (indent + name + " = " + Util.helperName (entry, true) + ".type ();"); // <d61056>
duke@1 235 return index;
duke@1 236 } // type
duke@1 237
duke@1 238 public void helperRead (String entryName, SymtabEntry entry, PrintWriter stream)
duke@1 239 {
duke@1 240 stream.println (" return " + Util.javaQualifiedName (entry) + ".from_int (istream.read_long ());");
duke@1 241 } // helperRead
duke@1 242
duke@1 243 public void helperWrite (SymtabEntry entry, PrintWriter stream)
duke@1 244 {
duke@1 245 stream.println (" ostream.write_long (value.value ());");
duke@1 246 } // helperWrite
duke@1 247
duke@1 248 public int read (int index, String indent, String name, SymtabEntry entry, PrintWriter stream)
duke@1 249 {
duke@1 250 stream.println (indent + name + " = " + Util.javaQualifiedName (entry) + ".from_int (istream.read_long ());");
duke@1 251 return index;
duke@1 252 } // read
duke@1 253
duke@1 254 public int write (int index, String indent, String name, SymtabEntry entry, PrintWriter stream)
duke@1 255 {
duke@1 256 stream.println (indent + "ostream.write_long (" + name + ".value ());");
duke@1 257 return index;
duke@1 258 } // write
duke@1 259
duke@1 260 // From JavaGenerator
duke@1 261 ///////////////
duke@1 262
duke@1 263 protected Hashtable symbolTable = null;
duke@1 264 protected EnumEntry e = null;
duke@1 265 protected PrintWriter stream = null;
duke@1 266
duke@1 267 // Member data unique to this generator
duke@1 268 String className = null;
duke@1 269 String fullClassName = null;
duke@1 270 } // class EnumGen
duke@1 271
duke@1 272
duke@1 273 /*============================================================================
duke@1 274 DATE<AUTHOR> ACTION
duke@1 275 ----------------------------------------------------------------------------
duke@1 276 31jul1997<daz> Modified to write comment immediately preceding class defining
duke@1 277 enumeration declaration.
duke@1 278 12dec1998<klr> D55971 - omg 98-11-03 Java 2.4 RTF - make subclassable
duke@1 279 ===========================================================================*/

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