| /* |
| * Copyright (c) 2021, 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. |
| */ |
| |
| // The constant pool in this class contains an unused NameAndType entry (#20) |
| // that points to method <init> and signature ()D. This is a valid NameAndType |
| // because <init> is a valid method name and ()D is a valid method signature. |
| class nonVoidInitSig { |
| 0xCAFEBABE; |
| 0; // minor version |
| 62; // version |
| [21] { // Constant Pool |
| ; // first element is empty |
| Method #2 #3; // #1 at 0x0A |
| class #4; // #2 at 0x0F |
| NameAndType #5 #6; // #3 at 0x12 |
| Utf8 "java/lang/Object"; // #4 at 0x17 |
| Utf8 "<init>"; // #5 at 0x2A |
| Utf8 "()V"; // #6 at 0x33 |
| class #8; // #7 at 0x39 |
| Utf8 "nonVoidInitSig"; // #8 at 0x3C |
| Method #7 #3; // #9 at 0x47 |
| Utf8 "Code"; // #10 at 0x4C |
| Utf8 "LineNumberTable"; // #11 at 0x53 |
| Utf8 "func"; // #12 at 0x65 |
| Utf8 "([Ljava/lang/String;)V"; // #13 at 0x6C |
| Utf8 "Exceptions"; // #14 at 0x85 |
| class #16; // #15 at 0x92 |
| Utf8 "java/lang/Throwable"; // #16 at 0x95 |
| Utf8 "SourceFile"; // #17 at 0xAB |
| Utf8 "nonVoidInitSig.java"; // #18 at 0xB8 |
| Utf8 "()D"; // #19 |
| NameAndType #5 #19; // #20 // Unused, points to <init>()D. |
| } // Constant Pool |
| |
| 0x0021; // access [ ACC_PUBLIC ACC_SUPER ] |
| #7;// this_cpx |
| #2;// super_cpx |
| |
| [0] { // Interfaces |
| } // Interfaces |
| |
| [0] { // Fields |
| } // Fields |
| |
| [2] { // Methods |
| { // method at 0xD4 |
| 0x0001; // access |
| #5; // name_index : <init> |
| #6; // descriptor_index : ()V |
| [1] { // Attributes |
| Attr(#10, 29) { // Code at 0xDC |
| 1; // max_stack |
| 1; // max_locals |
| Bytes[5]{ |
| 0x2AB70001B1; |
| } |
| [0] { // Traps |
| } // end Traps |
| [1] { // Attributes |
| Attr(#11, 6) { // LineNumberTable at 0xF3 |
| [1] { // line_number_table |
| 0 1; // at 0xFF |
| } |
| } // end LineNumberTable |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } |
| ; |
| { // method at 0xFF |
| 0x0009; // access |
| #12; // name_index : func |
| #13; // descriptor_index : ([Ljava/lang/String;)V |
| [2] { // Attributes |
| Attr(#10, 37) { // Code at 0x0107 |
| 2; // max_stack |
| 2; // max_locals |
| Bytes[9]{ |
| 0xBB000759B700094C; |
| 0xB1; |
| } |
| [0] { // Traps |
| } // end Traps |
| [1] { // Attributes |
| Attr(#11, 10) { // LineNumberTable at 0x0122 |
| [2] { // line_number_table |
| 0 4; // at 0x012E |
| 8 5; // at 0x0132 |
| } |
| } // end LineNumberTable |
| } // Attributes |
| } // end Code |
| ; |
| Attr(#14, 4) { // Exceptions at 0x0132 |
| [1] { // Exceptions |
| #15; // at 0x013C |
| } |
| } // end Exceptions |
| } // Attributes |
| } |
| } // Methods |
| |
| [1] { // Attributes |
| Attr(#17, 2) { // SourceFile at 0x013E |
| #18; |
| } // end SourceFile |
| } // Attributes |
| } // end class nonVoidInitSig |
| |
| |
| |
| // The constant pool in this class contains a cp NameAndType entry (#3) that |
| // points to method <init> and signature ()D. This is a valid NameAndType |
| // because <init> is a valid method name and ()D is a valid method signature. |
| // But, a cp Methodref (#1) that points to NameAndType with a method named |
| // <init> and a non-void return type, is invalid. |
| class nonVoidInitSigCFE { |
| 0xCAFEBABE; |
| 0; // minor version |
| 62; // version |
| [20] { // Constant Pool |
| ; // first element is empty |
| Method #2 #3; // #1 at 0x0A |
| class #4; // #2 at 0x0F |
| NameAndType #5 #19; // #3 at 0x12 |
| Utf8 "java/lang/Object"; // #4 at 0x17 |
| Utf8 "<init>"; // #5 at 0x2A |
| Utf8 "()V"; // #6 at 0x33 |
| class #8; // #7 at 0x39 |
| Utf8 "nonVoidInitSigCFE"; // #8 at 0x3C |
| Method #7 #3; // #9 at 0x47 |
| Utf8 "Code"; // #10 at 0x4C |
| Utf8 "LineNumberTable"; // #11 at 0x53 |
| Utf8 "func"; // #12 at 0x65 |
| Utf8 "([Ljava/lang/String;)V"; // #13 at 0x6C |
| Utf8 "Exceptions"; // #14 at 0x85 |
| class #16; // #15 at 0x92 |
| Utf8 "java/lang/Throwable"; // #16 at 0x95 |
| Utf8 "SourceFile"; // #17 at 0xAB |
| Utf8 "nonVoidInitSigCFE.java"; // #18 at 0xB8 |
| Utf8 "()D"; // #19 |
| } // Constant Pool |
| |
| 0x0021; // access [ ACC_PUBLIC ACC_SUPER ] |
| #7;// this_cpx |
| #2;// super_cpx |
| |
| [0] { // Interfaces |
| } // Interfaces |
| |
| [0] { // Fields |
| } // Fields |
| |
| [2] { // Methods |
| { // method at 0xD4 |
| 0x0001; // access |
| #5; // name_index : <init> |
| #6; // descriptor_index : ()V |
| [1] { // Attributes |
| Attr(#10, 29) { // Code at 0xDC |
| 1; // max_stack |
| 1; // max_locals |
| Bytes[5]{ |
| 0x2AB70001B1; |
| } |
| [0] { // Traps |
| } // end Traps |
| [1] { // Attributes |
| Attr(#11, 6) { // LineNumberTable at 0xF3 |
| [1] { // line_number_table |
| 0 1; // at 0xFF |
| } |
| } // end LineNumberTable |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } |
| ; |
| { // method at 0xFF |
| 0x0009; // access |
| #12; // name_index : func |
| #13; // descriptor_index : ([Ljava/lang/String;)V |
| [2] { // Attributes |
| Attr(#10, 37) { // Code at 0x0107 |
| 2; // max_stack |
| 2; // max_locals |
| Bytes[9]{ |
| 0xBB000759B700094C; |
| 0xB1; |
| } |
| [0] { // Traps |
| } // end Traps |
| [1] { // Attributes |
| Attr(#11, 10) { // LineNumberTable at 0x0122 |
| [2] { // line_number_table |
| 0 4; // at 0x012E |
| 8 5; // at 0x0132 |
| } |
| } // end LineNumberTable |
| } // Attributes |
| } // end Code |
| ; |
| Attr(#14, 4) { // Exceptions at 0x0132 |
| [1] { // Exceptions |
| #15; // at 0x013C |
| } |
| } // end Exceptions |
| } // Attributes |
| } |
| } // Methods |
| |
| [1] { // Attributes |
| Attr(#17, 2) { // SourceFile at 0x013E |
| #18; |
| } // end SourceFile |
| } // Attributes |
| } // end class nonVoidInitSigCFE |
| |
| |
| // The constant pool in this class contains a cp NameAndType entry (#20) that |
| // points to method <init> and signature ()))V. This is an invalid NameAndType |
| // entry and should throw a ClassFormatError exception, with a message containing |
| // the name <init> and the bad signature, even thought the NameAndType is not |
| // referenced by a cp Methodref. |
| class voidInitBadSig { |
| 0xCAFEBABE; |
| 0; // minor version |
| 62; // version |
| [21] { // Constant Pool |
| ; // first element is empty |
| Method #2 #3; // #1 at 0x0A |
| class #4; // #2 at 0x0F |
| NameAndType #5 #6; // #3 at 0x12 |
| Utf8 "java/lang/Object"; // #4 at 0x17 |
| Utf8 "<init>"; // #5 at 0x2A |
| Utf8 "()V"; // #6 at 0x33 |
| class #8; // #7 at 0x39 |
| Utf8 "voidInitBadSig"; // #8 at 0x3C |
| Method #7 #3; // #9 at 0x47 |
| Utf8 "Code"; // #10 at 0x4C |
| Utf8 "LineNumberTable"; // #11 at 0x53 |
| Utf8 "func"; // #12 at 0x65 |
| Utf8 "([Ljava/lang/String;)V"; // #13 at 0x6C |
| Utf8 "Exceptions"; // #14 at 0x85 |
| class #16; // #15 at 0x92 |
| Utf8 "java/lang/Throwable"; // #16 at 0x95 |
| Utf8 "SourceFile"; // #17 at 0xAB |
| Utf8 "voidInitBadSig.java"; // #18 at 0xB8 |
| Utf8 "()))V"; // #19 |
| NameAndType #5 #19; // #20 // Unused, points to <init>()))V. |
| } // Constant Pool |
| |
| 0x0021; // access [ ACC_PUBLIC ACC_SUPER ] |
| #7;// this_cpx |
| #2;// super_cpx |
| |
| [0] { // Interfaces |
| } // Interfaces |
| |
| [0] { // Fields |
| } // Fields |
| |
| [2] { // Methods |
| { // method at 0xD4 |
| 0x0001; // access |
| #5; // name_index : <init> |
| #6; // descriptor_index : ()V |
| [1] { // Attributes |
| Attr(#10, 29) { // Code at 0xDC |
| 1; // max_stack |
| 1; // max_locals |
| Bytes[5]{ |
| 0x2AB70001B1; |
| } |
| [0] { // Traps |
| } // end Traps |
| [1] { // Attributes |
| Attr(#11, 6) { // LineNumberTable at 0xF3 |
| [1] { // line_number_table |
| 0 1; // at 0xFF |
| } |
| } // end LineNumberTable |
| } // Attributes |
| } // end Code |
| } // Attributes |
| } |
| ; |
| { // method at 0xFF |
| 0x0009; // access |
| #12; // name_index : func |
| #13; // descriptor_index : ([Ljava/lang/String;)V |
| [2] { // Attributes |
| Attr(#10, 37) { // Code at 0x0107 |
| 2; // max_stack |
| 2; // max_locals |
| Bytes[9]{ |
| 0xBB000759B700094C; |
| 0xB1; |
| } |
| [0] { // Traps |
| } // end Traps |
| [1] { // Attributes |
| Attr(#11, 10) { // LineNumberTable at 0x0122 |
| [2] { // line_number_table |
| 0 4; // at 0x012E |
| 8 5; // at 0x0132 |
| } |
| } // end LineNumberTable |
| } // Attributes |
| } // end Code |
| ; |
| Attr(#14, 4) { // Exceptions at 0x0132 |
| [1] { // Exceptions |
| #15; // at 0x013C |
| } |
| } // end Exceptions |
| } // Attributes |
| } |
| } // Methods |
| |
| [1] { // Attributes |
| Attr(#17, 2) { // SourceFile at 0x013E |
| #18; |
| } // end SourceFile |
| } // Attributes |
| } // end class voidInitBadSig |
