1 /*
 2  * Copyright (c) 2024, 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
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24  */
25 
26 package jdk.incubator.code.internal;
27 
28 import com.sun.tools.javac.code.Symbol.MethodSymbol;
29 import com.sun.tools.javac.code.Symbol.ModuleSymbol;
30 import com.sun.tools.javac.code.Symtab;
31 import com.sun.tools.javac.code.Type;
32 import com.sun.tools.javac.code.Type.ArrayType;
33 import com.sun.tools.javac.code.Type.MethodType;
34 import com.sun.tools.javac.util.Context;
35 import com.sun.tools.javac.util.List;
36 import com.sun.tools.javac.util.Names;
37 
38 import static com.sun.tools.javac.code.Flags.PUBLIC;
39 import static com.sun.tools.javac.code.Flags.STATIC;
40 import static com.sun.tools.javac.code.Flags.VARARGS;
41 
42 public class CodeReflectionSymbols {
43     public final Type quotedType;
44     public final Type quotableType;
45     public final Type codeReflectionType;
46     public final MethodSymbol opInterpreterInvoke;
47     public final MethodSymbol opParserFromString;
48     public final MethodSymbol methodHandlesLookup;
49 
50     CodeReflectionSymbols(Context context) {
51         Symtab syms = Symtab.instance(context);
52         Names names = Names.instance(context);
53         ModuleSymbol jdk_incubator_code = syms.enterModule(names.jdk_incubator_code);
54         codeReflectionType = syms.enterClass(jdk_incubator_code, "jdk.incubator.code.CodeReflection");
55         quotedType = syms.enterClass(jdk_incubator_code, "jdk.incubator.code.Quoted");
56         quotableType = syms.enterClass(jdk_incubator_code, "jdk.incubator.code.Quotable");
57         Type opInterpreterType = syms.enterClass(jdk_incubator_code, "jdk.incubator.code.interpreter.Interpreter");
58         Type opType = syms.enterClass(jdk_incubator_code, "jdk.incubator.code.Op");
59         opInterpreterInvoke = new MethodSymbol(PUBLIC | STATIC | VARARGS,
60                 names.fromString("invoke"),
61                 new MethodType(List.of(syms.methodHandleLookupType, opType, new ArrayType(syms.objectType, syms.arrayClass)), syms.objectType,
62                         List.nil(), syms.methodClass),
63                 opInterpreterType.tsym);
64         Type opParserType = syms.enterClass(jdk_incubator_code, "jdk.incubator.code.parser.OpParser");
65         opParserFromString = new MethodSymbol(PUBLIC | STATIC,
66                 names.fromString("fromStringOfFuncOp"),
67                 new MethodType(List.of(syms.stringType), opType,
68                         List.nil(), syms.methodClass),
69                 opParserType.tsym);
70          methodHandlesLookup = new MethodSymbol(PUBLIC | STATIC,
71                 names.fromString("lookup"),
72                 new MethodType(List.nil(), syms.methodHandleLookupType,
73                         List.nil(), syms.methodClass),
74                 syms.methodHandlesType.tsym);
75         syms.synthesizeEmptyInterfaceIfMissing(quotedType);
76         syms.synthesizeEmptyInterfaceIfMissing(quotableType);
77     }
78 }