| /* |
| * Copyright (c) 2018, 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. |
| * |
| * 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. |
| */ |
| |
| /* |
| * This test contains a CONSTANT_Dynamic_info structure whose bootstrap_method_attr_index |
| * points to a BSM for an invokedynamic. Both the condy & indy point at element 0 in the |
| * bootstrap methods array. BootstrapMethodError expected. |
| */ |
| |
| /* |
| class CondyUsesIndyBSM { |
| CondyUsesIndyBSM() { } |
| public static Object Condybsm(java.lang.invoke.MethodHandles$Lookup, java.lang.String, java.lang.Class) { |
| System.out.println("In Condybsm"); |
| return String(0); |
| } |
| public static int foo() { |
| System.out.println("In Indybsm target CallSite method foo"); |
| return 100; |
| } |
| public static MethodHandle MH_foo() { |
| // Constructs a MethodHandle for foo |
| Lookup lookup = MethodHandles.lookup(); |
| MethodType mt = MethodType.methodType(int.class); |
| return lookup.findStatic(CondyUsesIndyBSM.class, "foo", mt); |
| } |
| public static CallSite Indybsm(java.lang.invoke.MethodHandles$Lookup, java.lang.String, java.lang.invoke.MethodType) { |
| return new CallSite(CondyUsesIndyBSM.MH_foo()); |
| } |
| public static Object m() { |
| // invokedynamic where the BSM = slot #0 in the BootstrapMethods array is CondyUsesIndyBSM.Indybsm() -> succeeds |
| // ldc_w dynamic where the BSM = slot #0 in the BootstrapMethods array is CondyUsesIndyBSM.Indybsm() -> receives a BootstrapMethodError |
| return of ldc's Object; |
| } |
| public static void main(String[] args) { |
| CondyUsesIndyBSM.m(); |
| return; |
| } |
| |
| BootstrapMethods: |
| 0: #70 REF_invokeStatic CondyUsesIndyBSM.Indybsm:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite; |
| Method arguments: |
| 1: #75 REF_invokeStatic CondyUsesIndyBSM.Condybsm:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/Class;)Ljava/lang/Object; |
| Method arguments: |
| } |
| */ |
| |
| class CondyUsesIndyBSM { |
| 0xCAFEBABE; |
| 0; // minor version |
| 55; // version |
| [] { // Constant Pool |
| ; // first element is empty |
| Utf8 "java/lang/Object"; // #1 |
| class #1; // #2 |
| Utf8 "<init>"; // #3 |
| Utf8 "()V"; // #4 |
| NameAndType #3 #4; // #5 |
| Method #2 #5; // #6 |
| Utf8 "Code"; // #7 |
| Utf8 "java/lang/System"; // #8 |
| class #8; // #9 |
| Utf8 "out"; // #10 |
| Utf8 "Ljava/io/PrintStream;"; // #11 |
| NameAndType #10 #11; // #12 |
| Field #9 #12; // #13 |
| Utf8 "In Condybsm"; // #14 |
| String #14; // #15 |
| Utf8 "java/io/PrintStream"; // #16 |
| class #16; // #17 |
| Utf8 "println"; // #18 |
| Utf8 "(Ljava/lang/String;)V"; // #19 |
| NameAndType #18 #19; // #20 |
| Method #17 #20; // #21 |
| Utf8 "0"; // #22 |
| String #22; // #23 |
| Utf8 "Condybsm"; // #24 |
| Utf8 "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/Class;)Ljava/lang/Object;"; // #25 |
| Utf8 "In Indybsm target CallSite method foo"; // #26 |
| String #26; // #27 |
| Utf8 "foo"; // #28 |
| Utf8 "()I"; // #29 |
| Utf8 "java/lang/invoke/MethodHandles"; // #30 |
| class #30; // #31 |
| Utf8 "lookup"; // #32 |
| Utf8 "()Ljava/lang/invoke/MethodHandles$Lookup;"; // #33 |
| NameAndType #32 #33; // #34 |
| Method #31 #34; // #35 |
| Utf8 "CondyUsesIndyBSM"; // #36 |
| class #36; // #37 |
| String #28; // #38 |
| Utf8 "java/lang/Integer"; // #39 |
| class #39; // #40 |
| Utf8 "TYPE"; // #41 |
| Utf8 "Ljava/lang/Class;"; // #42 |
| NameAndType #41 #42; // #43 |
| Field #40 #43; // #44 |
| Utf8 "java/lang/invoke/MethodType"; // #45 |
| class #45; // #46 |
| Utf8 "methodType"; // #47 |
| Utf8 "(Ljava/lang/Class;)Ljava/lang/invoke/MethodType;"; // #48 |
| NameAndType #47 #48; // #49 |
| Method #46 #49; // #50 |
| Utf8 "java/lang/invoke/MethodHandles$Lookup"; // #51 |
| class #51; // #52 |
| Utf8 "findStatic"; // #53 |
| Utf8 "(Ljava/lang/Class;Ljava/lang/String;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/MethodHandle;"; // #54 |
| NameAndType #53 #54; // #55 |
| Method #52 #55; // #56 |
| Utf8 "MH_foo"; // #57 |
| Utf8 "()Ljava/lang/invoke/MethodHandle;"; // #58 |
| Utf8 "java/lang/invoke/ConstantCallSite"; // #59 |
| class #59; // #60 |
| NameAndType #57 #58; // #61 |
| Method #37 #61; // #62 |
| Utf8 "(Ljava/lang/invoke/MethodHandle;)V"; // #63 |
| NameAndType #3 #63; // #64 |
| Method #60 #64; // #65 |
| Utf8 "Indybsm"; // #66 |
| Utf8 "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;"; // #67 |
| NameAndType #66 #67; // #68 |
| Method #37 #68; // #69 |
| MethodHandle 6b #69; // #70 |
| NameAndType #28 #29; // #71 |
| InvokeDynamic 0s #71; // #72 |
| NameAndType #24 #25; // #73 |
| Method #37 #73; // #74 |
| MethodHandle 6b #74; // #75 |
| Utf8 "name"; // #76 |
| Utf8 "Ljava/lang/Object;"; // #77 |
| NameAndType #76 #77; // #78 |
| Dynamic 0s #78; // #79 |
| Utf8 "m"; // #80 |
| Utf8 "()Ljava/lang/Object;"; // #81 |
| NameAndType #80 #81; // #82 |
| Method #37 #82; // #83 |
| Utf8 "main"; // #84 |
| Utf8 "([Ljava/lang/String;)V"; // #85 |
| Utf8 "BootstrapMethods"; // #86 |
| Utf8 "CondyUsesIndyBSM"; // #87 |
| class #87; // #88 |
| } // Constant Pool |
| |
| 0x0000; // access |
| #88;// this_cpx |
| #2;// super_cpx |
| |
| [] { // Interfaces |
| } // Interfaces |
| |
| [] { // fields |
| } // fields |
| |
| [] { // methods |
| { // Member |
| 0x0001; // access |
| #3; // name_cpx |
| #4; // sig_cpx |
| [] { // Attributes |
| Attr(#7) { // Code |
| 1; // max_stack |
| 1; // max_locals |
| Bytes[]{ |
| 0x2AB70006B1; |
| } |
| [] { // Traps |
| } // end Traps |
| [] { // Attributes |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } // Member |
| ; |
| { // Member |
| 0x0009; // access |
| #24; // name_cpx |
| #25; // sig_cpx |
| [] { // Attributes |
| Attr(#7) { // Code |
| 2; // max_stack |
| 3; // max_locals |
| Bytes[]{ |
| 0xB2000D120FB60015; |
| 0x1217B0; |
| } |
| [] { // Traps |
| } // end Traps |
| [] { // Attributes |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } // Member |
| ; |
| { // Member |
| 0x0009; // access |
| #28; // name_cpx |
| #29; // sig_cpx |
| [] { // Attributes |
| Attr(#7) { // Code |
| 2; // max_stack |
| 0; // max_locals |
| Bytes[]{ |
| 0xB2000D121BB60015; |
| 0x1064AC; |
| } |
| [] { // Traps |
| } // end Traps |
| [] { // Attributes |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } // Member |
| ; |
| { // Member |
| 0x0009; // access |
| #57; // name_cpx |
| #58; // sig_cpx |
| [] { // Attributes |
| Attr(#7) { // Code |
| 4; // max_stack |
| 0; // max_locals |
| Bytes[]{ |
| 0xB8002312251226B2; |
| 0x002CB80032B60038; |
| 0xB0; |
| } |
| [] { // Traps |
| } // end Traps |
| [] { // Attributes |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } // Member |
| ; |
| { // Member |
| 0x0009; // access |
| #66; // name_cpx |
| #67; // sig_cpx |
| [] { // Attributes |
| Attr(#7) { // Code |
| 3; // max_stack |
| 3; // max_locals |
| Bytes[]{ |
| 0xBB003C59B8003EB7; |
| 0x0041B0; |
| } |
| [] { // Traps |
| } // end Traps |
| [] { // Attributes |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } // Member |
| ; |
| { // Member |
| 0x0009; // access |
| #80; // name_cpx |
| #81; // sig_cpx |
| [] { // Attributes |
| Attr(#7) { // Code |
| 2; // max_stack |
| 0; // max_locals |
| Bytes[]{ |
| 0xBA0048000013004F; |
| 0xB0; |
| } |
| [] { // Traps |
| } // end Traps |
| [] { // Attributes |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } // Member |
| ; |
| { // Member |
| 0x0009; // access |
| #84; // name_cpx |
| #85; // sig_cpx |
| [] { // Attributes |
| Attr(#7) { // Code |
| 1; // max_stack |
| 1; // max_locals |
| Bytes[]{ |
| 0xB80053B1; |
| } |
| [] { // Traps |
| } // end Traps |
| [] { // Attributes |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } // Member |
| } // methods |
| |
| [] { // Attributes |
| Attr(#86) { // BootstrapMethods |
| [] { // bootstrap_methods |
| { // bootstrap_method |
| #70; // bootstrap_method_ref |
| [] { // bootstrap_arguments |
| } // bootstrap_arguments |
| } // bootstrap_method |
| ; |
| { // bootstrap_method |
| #75; // bootstrap_method_ref |
| [] { // bootstrap_arguments |
| } // bootstrap_arguments |
| } // bootstrap_method |
| } |
| } // end BootstrapMethods |
| } // Attributes |
| } // end class CondyUsesIndyBSM |
