// ** This file was generated with DemFGen (vers:12/15/2010)

options{ STATIC = false;  }
PARSER_BEGIN(TheParser)
package protocol;

import edu.neu.ccs.demeterf.lib.*;
import edu.neu.ccs.demeterf.lib.*;
import java.lang.reflect.*;
import edu.neu.ccs.demeterf.lib.*;
import edu.neu.ccs.demeterf.lib.*;
import java.lang.reflect.*;
import scg.*;
import edu.neu.ccs.demeterf.Fields;
import edu.neu.ccs.demeterf.lib.ident;
import edu.neu.ccs.demeterf.lib.verbatim;

  public class TheParser{

   public static String unescape(String str){
      String retval = "";
      int index = 0;
      char ch, ch1;
      int ordinal = 0;
      while (index < str.length()) {
         if(str.charAt(index) != '\\') { retval += str.charAt(index++); continue; }
         ch = str.charAt(++index);
         if(ch == 'b') { retval += '\b'; index++; continue; }
         if(ch == 't') { retval += '\t'; index++; continue; }
         if(ch == 'n') { retval += '\n'; index++; continue; }
         if(ch == 'f') { retval += '\f'; index++; continue; }
         if(ch == 'r') { retval += '\r'; index++; continue; }
         if(ch == '"') { retval += '\"'; index++; continue; }
         if(ch == '\'') { retval += '\''; index++; continue; }
         if(ch == '\\') { retval += '\\'; index++; continue; }
         if(ch >= '0' && ch <= '7'){
            ordinal = ((int)ch) - ((int)'0'); index++;
            ch1 = str.charAt(index);
            if(ch1 >= '0' && ch1 <= '7'){
               ordinal = ordinal*8 + ((int)ch1) - ((int)'0'); index++;
               ch1 = str.charAt(index);
               if(ch <= '3' && ch1 >= '0' && ch1 <= '7'){
                  ordinal = ordinal*8 + ((int)ch1) - ((int)'0'); index++;
               }
            }
            retval += (char)ordinal;
            continue;
         }
         if(ch == 'u'){
            ordinal = 0;
            for(int i = 0; i < 4; i++){
               index++; ch = str.charAt(index);
               ordinal = ordinal*16+hexval(ch);
            }
            index++;
            retval += (char)ordinal;
            continue;
         }
      }
      return retval;
   }
   static int hexval(char c){
      int r = "0123456789ABCDEF".indexOf(Character.toUpperCase(c));
      if(r >= 0)return r;
      throw new RuntimeException(" ** Bad Escaped Character");
   }
  }
PARSER_END(TheParser)

byte parse_byte():{ int i; }{
    i = parse_int() { return (byte)i; }
}
Byte parse_Byte():{ byte b; }{
    b = parse_byte() { return b; }
}
short parse_short():{ int i; }{
    i = parse_int() { return (short)i; }
}
Short parse_Short():{ short s; }{
    s = parse_short() { return s; }
}
int parse_int():{ Token t; }{
    t = <INT>
    { if(t.image.length() > 1 && Character.toLowerCase(t.image.charAt(1)) == 'x')
          return Integer.parseInt(t.image.substring(2), 16);
      return Integer.parseInt(t.image); }
}
Integer parse_Integer():{ int i; }{
    i = parse_int() { return i; }
}
long parse_long():{ Token t; }{
    t = <INT>
    { if(t.image.length() > 1 && Character.toLowerCase(t.image.charAt(1)) == 'x')
          return Long.parseLong(t.image.substring(2), 16);
    return Long.parseLong(t.image); }
}
Long parse_Long():{ long l; }{
    l = parse_long() { return l; }
}
double parse_double():{ Token t; }{
    t = <DOUBLE>
    { return Double.parseDouble(t.image); }
}
Double parse_Double():{ double d; }{
    d = parse_double() { return d; }
}
float parse_float():{ Token t; }{
    t = <DOUBLE>
    { return Float.parseFloat(t.image); }
}
Float parse_Float():{ float f; }{
    f = parse_float() { return f; }
}
String parse_String():{ Token t; }{
    t = <STRING>
    { return unescape(t.image.substring(1,t.image.length()-1)); }
}
boolean parse_boolean():{ Token t; }{
    t = <TRUE> { return true; } |
    t = <FALSE> { return false; }
}
Boolean parse_Boolean():{ boolean b; }{
    b = parse_boolean() { return b; }
}
char parse_char():{ Token t; }{
    t = <CHAR>
    { return unescape(t.image.substring(1,t.image.length()-1)).charAt(0); }
}
Character parse_Character():{ char c; }{
    c = parse_char() { return c; }
}
ident parse_ident():{ Token t; }{
    t = <IDENT>
    { return new ident(t.image); }
}
verbatim parse_verbatim():{ Token t; }{
    t = <TEXT>
    { return new verbatim(t.image.substring(2,t.image.length()-2)); }
}

public ForAllExists parse_ForAllExists():{
}{

    { return new ForAllExists(); }
}

public ExistsForAll parse_ExistsForAll():{
}{

    { return new ExistsForAll(); }
}

public PositiveSecret parse_PositiveSecret():{
}{

    { return new PositiveSecret(); }
}

public NegativeSecret parse_NegativeSecret():{
}{

    { return new NegativeSecret(); }
}

public Renaissance parse_Renaissance():{
}{

    { return new Renaissance(); }
}

public SecretRenaissance parse_SecretRenaissance():{
}{

    { return new SecretRenaissance(); }
}

public FullyQualifiedClassName parse_FullyQualifiedClassName():{
     ident name;
     List<Qualifier> rest;
}{
    name = parse_ident()
    rest = parse_List$Qualifier$()
    { return new FullyQualifiedClassName(name,rest); }
}

public Qualifier parse_Qualifier():{
     ident name;
}{
    "."
    name = parse_ident()
    { return new Qualifier(name); }
}

public DomainI parse_DomainI():{
    DomainI sup = null;
}{
(  { return sup; } )
}

public InstanceI parse_InstanceI():{
    InstanceI sup = null;
}{
(  { return sup; } )
}

public SolutionI parse_SolutionI():{
    SolutionI sup = null;
}{
(  { return sup; } )
}

public InstanceSetI parse_InstanceSetI():{
    InstanceSetI sup = null;
}{
(  { return sup; } )
}

public Instance parse_Instance():{
     FullyQualifiedClassName instanceClassName;
     InstanceI instance;
     verbatim instanceSpec;
}{
    instanceClassName = parse_FullyQualifiedClassName()
    instance = parse_InstanceI()
    instanceSpec = parse_verbatim()
    { return new Instance(instanceClassName,instance,instanceSpec); }
}

public InstanceSet parse_InstanceSet():{
     FullyQualifiedClassName instanceSetClassName;
     InstanceSetI instanceSet;
     verbatim instanceSetSpec;
}{
    instanceSetClassName = parse_FullyQualifiedClassName()
    instanceSet = parse_InstanceSetI()
    instanceSetSpec = parse_verbatim()
    { return new InstanceSet(instanceSetClassName,instanceSet,instanceSetSpec); }
}

public Solution parse_Solution():{
     FullyQualifiedClassName solutionClassName;
     SolutionI solution;
     verbatim solutionSpec;
}{
    solutionClassName = parse_FullyQualifiedClassName()
    solution = parse_SolutionI()
    solutionSpec = parse_verbatim()
    { return new Solution(solutionClassName,solution,solutionSpec); }
}

public Claim parse_Claim():{
     InstanceSet instanceSet;
     FullyQualifiedClassName protocolClassName;
     ProtocolI protocol;
     double quality;
}{
    instanceSet = parse_InstanceSet()
    protocolClassName = parse_FullyQualifiedClassName()
    protocol = parse_ProtocolI()
    quality = parse_double()
    { return new Claim(instanceSet,protocolClassName,protocol,quality); }
}

public ProtocolI parse_ProtocolI():{
    ProtocolI sup = null;
}{
(  { return sup; } )
}

public ProtocolSpec parse_ProtocolSpec():{
     List<Step> steps;
}{
    steps = parse_List$Step$()
    { return new ProtocolSpec(steps); }
}

public Step parse_Step():{
     Action action;
     Role role;
}{
    action = parse_Action()
    "from"
    role = parse_Role()
    { return new Step(action,role); }
}

public Role parse_Role():{
    Role sup = null;
}{
(   sup = parse_Alice() { return sup; } | 
    sup = parse_Bob() { return sup; } )
}

public Alice parse_Alice():{
}{
    "Alice"
    { return new Alice(); }
}

public Bob parse_Bob():{
}{
    "Bob"
    { return new Bob(); }
}

public Action parse_Action():{
    Action sup = null;
}{
(   sup = parse_ProvideAction() { return sup; } | 
    sup = parse_SolveAction() { return sup; } )
}

public ProvideAction parse_ProvideAction():{
}{
    "instance"
    { return new ProvideAction(); }
}

public SolveAction parse_SolveAction():{
     int stepNo;
}{
    "solution"
    "of"
    stepNo = parse_int()
    { return new SolveAction(stepNo); }
}

public PlayerRequest parse_PlayerRequest():{
     Request request;
}{
    "request["
    request = parse_Request()
    "]"
    { return new PlayerRequest(request); }
}

public Request parse_Request():{
    Request sup = null;
}{
(   sup = parse_ProposeRequest() { return sup; } | 
    sup = parse_OpposeRequest() { return sup; } | 
    sup = parse_ProvideRequest() { return sup; } | 
    sup = parse_SolveRequest() { return sup; } )
}

public PlayerResponse parse_PlayerResponse():{
     Response transaction;
}{
    "transaction["
    transaction = parse_Response()
    "]"
    { return new PlayerResponse(transaction); }
}

public Response parse_Response():{
    Response sup = null;
}{
(   sup = parse_ProposeResponse() { return sup; } | 
    sup = parse_OpposeResponse() { return sup; } | 
    sup = parse_ProvideResponse() { return sup; } | 
    sup = parse_SolveResponse() { return sup; } )
}

public ProposeRequest parse_ProposeRequest():{
     List<Claim> forbidden;
}{
    "propose"
    forbidden = parse_List$Claim$()
    { return new ProposeRequest(forbidden); }
}

public OpposeRequest parse_OpposeRequest():{
     List<Claim> claims;
}{
    "oppose"
    claims = parse_List$Claim$()
    { return new OpposeRequest(claims); }
}

public ProvideRequest parse_ProvideRequest():{
     Claim claim;
}{
    "provide"
    claim = parse_Claim()
    { return new ProvideRequest(claim); }
}

public SolveRequest parse_SolveRequest():{
     Instance instance;
     Option<Claim> claim;
}{
    "solve"
    instance = parse_Instance()
    claim = parse_Option$Claim$()
    { return new SolveRequest(instance,claim); }
}

public ProposeResponse parse_ProposeResponse():{
     List<Claim> claims;
}{
    "propose"
    claims = parse_List$Claim$()
    { return new ProposeResponse(claims); }
}

public OpposeResponse parse_OpposeResponse():{
     List<OpposeAction> oppositions;
}{
    "oppose"
    oppositions = parse_List$OpposeAction$()
    { return new OpposeResponse(oppositions); }
}

public OpposeAction parse_OpposeAction():{
    OpposeAction sup = null;
}{
(   sup = parse_NoOpposition() { return sup; } | 
    sup = parse_Strengthening() { return sup; } | 
    sup = parse_Refuting() { return sup; } )
}

public NoOpposition parse_NoOpposition():{
}{
    "no"
    "opposition"
    { return new NoOpposition(); }
}

public Strengthening parse_Strengthening():{
     double newQuality;
}{
    "strengthening"
    newQuality = parse_double()
    { return new Strengthening(newQuality); }
}

public Refuting parse_Refuting():{
}{
    "refuting"
    { return new Refuting(); }
}

public ProvideResponse parse_ProvideResponse():{
     Instance instance;
}{
    "provide"
    instance = parse_Instance()
    { return new ProvideResponse(instance); }
}

public SolveResponse parse_SolveResponse():{
     Instance instance;
}{
    "solve"
    instance = parse_Instance()
    { return new SolveResponse(instance); }
}








public RBColor parse_RBColor():{
    RBColor sup = null;
}{
(   sup = parse_RED() { return sup; } | 
    sup = parse_BLACK() { return sup; } )
}

public RED parse_RED():{
}{
    "red"
    { return new RED(); }
}

public BLACK parse_BLACK():{
}{
    "black"
    { return new BLACK(); }
}










public List<OpposeAction> parse_List$OpposeAction$():{
    List<OpposeAction> sup = null;
}{
(   sup = parse_Cons$OpposeAction$() { return sup; } | 
    sup = parse_Empty$OpposeAction$() { return sup; } )
}
public Empty<OpposeAction> parse_Empty$OpposeAction$():{
}{

    { return new Empty<OpposeAction>(); }
}
public Cons<OpposeAction> parse_Cons$OpposeAction$():{
     OpposeAction first;
     List<OpposeAction> rest;
}{
    first = parse_OpposeAction()
    rest = parse_List$OpposeAction$()
    { return new Cons<OpposeAction>(first,rest); }
}
public List<Claim> parse_List$Claim$():{
    List<Claim> sup = null;
}{
(   sup = parse_Cons$Claim$() { return sup; } | 
    sup = parse_Empty$Claim$() { return sup; } )
}
public Empty<Claim> parse_Empty$Claim$():{
}{

    { return new Empty<Claim>(); }
}
public Cons<Claim> parse_Cons$Claim$():{
     Claim first;
     List<Claim> rest;
}{
    first = parse_Claim()
    rest = parse_List$Claim$()
    { return new Cons<Claim>(first,rest); }
}
public Option<Claim> parse_Option$Claim$():{
    Option<Claim> sup = null;
}{
(   sup = parse_Some$Claim$() { return sup; } | 
    sup = parse_None$Claim$() { return sup; } )
}
public None<Claim> parse_None$Claim$():{
}{

    { return new None<Claim>(); }
}
public Some<Claim> parse_Some$Claim$():{
     Claim just;
}{
    just = parse_Claim()
    { return new Some<Claim>(just); }
}
public List<Step> parse_List$Step$():{
    List<Step> sup = null;
}{
(   sup = parse_Cons$Step$() { return sup; } | 
    sup = parse_Empty$Step$() { return sup; } )
}
public Empty<Step> parse_Empty$Step$():{
}{

    { return new Empty<Step>(); }
}
public Cons<Step> parse_Cons$Step$():{
     Step first;
     List<Step> rest;
}{
    first = parse_Step()
    rest = parse_List$Step$()
    { return new Cons<Step>(first,rest); }
}
public List<Qualifier> parse_List$Qualifier$():{
    List<Qualifier> sup = null;
}{
(   sup = parse_Cons$Qualifier$() { return sup; } | 
    sup = parse_Empty$Qualifier$() { return sup; } )
}
public Empty<Qualifier> parse_Empty$Qualifier$():{
}{

    { return new Empty<Qualifier>(); }
}
public Cons<Qualifier> parse_Cons$Qualifier$():{
     Qualifier first;
     List<Qualifier> rest;
}{
    first = parse_Qualifier()
    rest = parse_List$Qualifier$()
    { return new Cons<Qualifier>(first,rest); }
}
TOKEN: { < INT : ("+" | "-")? ( (["0"-"9"])+ 
                                  | ("0" ["x","X"]) (["0"-"9","a"-"f","A"-"F"])+ ) >
       | < DOUBLE : ("-")?(["0"-"9"])+ "." (["0"-"9"])+ (<EXPON>)?
                            | "." (["0"-"9"])+  (<EXPON>)? >
       | < #EXPON: ["e","E"] (["+","-"])? (["0"-"9"])+ > }
SKIP : { " " | "\t" | "\n" | "\r" | "\r\n" }
SKIP : { < "//" (~["\n","\r"])* ("\n"|"\r\n") >
       | < "/*" (~["*"])* "*" (~["/"] (~["*"])* "*")* "/" > }
TOKEN: { < TRUE : "true" >
       | < FALSE : "false" > }
TOKEN: { < CHAR: "\'" 
              ( (~["\'","\\","\n","\r"]) | 
                ("\\" ( ["n","t","b","r","f","\\","\'","\""] |
                            ["0"-"7"] ( ["0"-"7"] )? |
                            ["0"-"3"] ["0"-"7"] ["0"-"7"] ) ) )
              "\'" >
       | < STRING :
              "\""
              (   (~["\"","\\","\n","\r"])
                | ("\\"
                    ( ["n","t","b","r","f","\\","'","\""]
                    | ["0"-"7"] ( ["0"-"7"] )?
                    | ["0"-"3"] ["0"-"7"] ["0"-"7"]
                    )
                  )
              )*
              "\"" >
       | < TEXT : ( "{{" (~["}"])* ( "}" ~["}"] (~["}"])* )* "}}" ) >
       | < IDENT : ["a"-"z","A"-"Z","$","_"]
                   (["a"-"z","A"-"Z","0"-"9","_","$"])* > }