/* * @(#)file      Parser.jjt * @(#)author    Sun Microsystems, Inc. * * Copyright (c) 1997, 2003, 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.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. * */ options {  MULTI=true;  STATIC=false;  NODE_PREFIX= "JDM";  NODE_PACKAGE="com.sun.jmx.snmp.IPAcl";}  PARSER_BEGIN(Parser) package com.sun.jmx.snmp.IPAcl; import java.io.*; public class Parser {} PARSER_END(Parser)  SKIP :{  " "| "\t"| "\n"| "\r"| <"--" (~["\n","\r"])* ("\n"|"\r"|"\r\n")>| <"#" (~["\n","\r"])* ("\n"|"\r"|"\r\n")> }   /* RESERVED WORDS AND LITERALS */ TOKEN : {  <ACCESS: "access">| <ACL: "acl">| <ASSIGN: "=">| <COMMUNITIES: "communities">| <ENTERPRISE: "enterprise">| <HOSTS: "hosts">| <LBRACE: "{">| <MANAGERS: "managers">| <RANGE: "-">| <RBRACE: "}">| <RO: "read-only">| <RW: "read-write">| <TRAP: "trap">| <INFORM: "inform">| <TRAPCOMMUNITY: "trap-community">| <INFORMCOMMUNITY: "inform-community">| <TRAPNUM: "trap-num">}   TOKEN : /* LITERALS */{  < INTEGER_LITERAL:        <DECIMAL_LITERAL> (["l","L"])?      | <HEX_LITERAL> (["l","L"])?      | <OCTAL_LITERAL> (["l","L"])?  >|  < #DECIMAL_LITERAL: ["1"-"9"] (["0"-"9"])* >|  < #HEX_LITERAL: "0" ["x","X"] (["0"-"9","a"-"f","A"-"F"])+ >|        < #OCTAL_LITERAL: "0" (["0"-"7"])* >} TOKEN : /* V6 LITERALS */{   < V6_ADDRESS: ((( ( (<H> ":")+ (":")?) | "::" ) (<H> ":")* (<H> | (<D> "." <D> "." <D> "." <D>))) | ("::")) | ( (<H> ":")+ ":") >|  <#H: (["0"-"9","a"-"f","A"-"F"])+ >|   <#D: (["0"-"9"])+ >} TOKEN : /* IDENTIFIERS */{  < IDENTIFIER: ( (<DIGIT>|<LETTER>)+ (<SEPARATOR>|<LETTER>|<DIGIT>)* (<DIGIT>|<LETTER>)+ ) | (<DIGIT>|<LETTER>)+ >|  < #LETTER: ["a"-"z","A"-"Z"] >|  < #SEPARATOR: ["-", "_"] >|  < #DIGIT: ["0"-"9"] >| <CSTRING: "\"" (~["\""])* "\"">}   TOKEN: /* SEPARATOR */{  < COMMA: "," >| < DOT: "." >| < MARK: "!" >| < MASK: "/">} // A file can contain several acl definitions//JDMSecurityDefs SecurityDefs()  : {}{  [AclBlock()]  [TrapBlock()]  [InformBlock()]  <EOF>  { return jjtThis;}} void AclBlock(): {}{"acl" "=" "{" (AclItem())+ "}"} void AclItem(): {}{"{" jjtThis.com= Communities() jjtThis.access= Access() Managers() "}"} JDMCommunities Communities(): {}{"communities" "=" Community() ( "," Community())* {return jjtThis;} } void Community(): {  Token t;}{t=<IDENTIFIER> {jjtThis.communityString= t.image;}} JDMAccess Access(): {}{"access" "=" ( <RO> {jjtThis.access= RO;}              |               <RW> {jjtThis.access= RW;}             ){return jjtThis;}}  void Managers() : { }{"managers" "=" Host() ( "," Host())*} void Host() : {  Token t;}{HostName()|LOOKAHEAD(<INTEGER_LITERAL> ( "." <INTEGER_LITERAL> )* "/" <INTEGER_LITERAL>)NetMask()|LOOKAHEAD(<V6_ADDRESS> "/" <INTEGER_LITERAL>)NetMaskV6()|LOOKAHEAD(<INTEGER_LITERAL> ".")IpAddress()|IpV6Address()|IpMask()} void HostName():{  Token t;}{  t=<IDENTIFIER> { jjtThis.name.append(t.image); }("." t=<IDENTIFIER>   {jjtThis.name.append( "." + t.image); })* } void IpAddress():{Token t;}{ t= <INTEGER_LITERAL>   {jjtThis.address.append(t.image); }("." t= <INTEGER_LITERAL>   {jjtThis.address.append( "." + t.image); })* } void IpV6Address():{Token t;}{ t= <V6_ADDRESS>   {jjtThis.address.append(t.image); }} void IpMask():{Token t;}{ t= <INTEGER_LITERAL>   {jjtThis.address.append(t.image); }("!" t= <INTEGER_LITERAL>   {jjtThis.address.append( "." + t.image); })*} void NetMask():{Token t;}{ t= <INTEGER_LITERAL>   {jjtThis.address.append(t.image); }("." t= <INTEGER_LITERAL>   {jjtThis.address.append( "." + t.image); })* "/" t= <INTEGER_LITERAL> {jjtThis.mask = t.image; }} void NetMaskV6():{Token t;}{ t= <V6_ADDRESS>   {jjtThis.address.append(t.image); } "/" t= <INTEGER_LITERAL> {jjtThis.mask = t.image; }} void TrapBlock(): { }{"trap" "=" "{" (TrapItem())* "}"} void TrapItem(): { }{"{" jjtThis.comm= TrapCommunity() TrapInterestedHost() (Enterprise())* "}"} JDMTrapCommunity TrapCommunity(): {  Token t;}{"trap-community" "=" t=<IDENTIFIER> { jjtThis.community= t.image; return jjtThis; }} void TrapInterestedHost(): { }{"hosts" "=" HostTrap() ("," HostTrap())*} void HostTrap() : {  Token t;}{HostName()|IpAddress()|IpV6Address()} void Enterprise(): {  Token t;}{"{""enterprise" "="  t=<CSTRING> {jjtThis.enterprise= t.image;} "trap-num" "=" TrapNum() ("," TrapNum())* "}"} void TrapNum():{  Token t;}{  t=<INTEGER_LITERAL> {jjtThis.low= Integer.parseInt(t.image);}[  "-" t=<INTEGER_LITERAL> {jjtThis.high= Integer.parseInt(t.image);}]}  void InformBlock(): { }{"inform" "=" "{" (InformItem())* "}"} void InformItem(): { }{"{" jjtThis.comm= InformCommunity() InformInterestedHost() "}"} JDMInformCommunity InformCommunity(): {  Token t;}{"inform-community" "=" t=<IDENTIFIER> { jjtThis.community= t.image; return jjtThis; }} void InformInterestedHost(): { }{"hosts" "=" HostInform() ("," HostInform())*} void HostInform() : {  Token t;}{HostName()|IpAddress()|IpV6Address()}