parser.java

jdbc 的实例源码

//----------------------------------------------------
// The following code was generated by CUP v0.9e
// Tue Aug 20 18:50:40 EDT 1996
//----------------------------------------------------

import java_cup.runtime.*;
import java.util.*;
import java.lang.*;
import java.io.*;

public class parser extends java_cup.runtime.lr_parser {

  /** constructor */
  public parser() {super();}

  /** production table */
  protected static final short _production_table[][] = {
        {4, 1},     {0, 2},     {4, 3},     {3, 1},     {3, 1}, 
        {3, 1},     {3, 1},     {3, 1},     {3, 1},     {23, 0}, 
        {22, 5},     {24, 0},     {25, 0},     {11, 6},     {26, 0}, 
        {27, 0},     {2, 7},     {28, 0},     {29, 0},     {1, 9}, 
        {6, 3},     {30, 0},     {5, 7},     {15, 4},     {16, 1}, 
        {16, 1},     {17, 1},     {17, 3},     {13, 1},     {13, 3}, 
        {19, 1},     {19, 3},     {14, 1},     {14, 1},     {14, 3}, 
        {18, 1},     {21, 1},     {21, 3},     {20, 5},     {20, 5}, 
        {20, 2},     {7, 0},     {7, 2},     {9, 1},     {9, 3}, 
        {8, 3},     {8, 3},     {8, 3},     {12, 2},     {12, 3}, 
        {10, 3}  };

  /** access to production table */
  public short[][] production_table() {return _production_table;}

  /** parse action table */
  protected static final short[][] _action_table = {
    /*0*/{2,11,9,12,14,5,17,15,21,7,22,14,-1,0},
    /*1*/{0,-8,11,-8,-1,0},
    /*2*/{0,-9,11,-9,-1,0},
    /*3*/{0,-6,11,-6,-1,0},
    /*4*/{15,82,-1,0},
    /*5*/{0,80,11,79,-1,0},
    /*6*/{24,17,-1,0},
    /*7*/{0,-1,11,-1,-1,0},
    /*8*/{0,-7,11,-7,-1,0},
    /*9*/{0,-4,11,-4,-1,0},
    /*10*/{8,50,-1,0},
    /*11*/{23,27,24,26,-1,0},
    /*12*/{0,-5,11,-5,-1,0},
    /*13*/{10,19,-1,0},
    /*14*/{15,16,-1,0},
    /*15*/{24,17,-1,0},
    /*16*/{0,-36,4,-36,6,-36,11,-36,18,-36,20,-36,-1,0},
    /*17*/{0,-21,11,-21,-1,0},
    /*18*/{24,17,-1,0},
    /*19*/{0,-10,11,-10,18,-10,-1,0},
    /*20*/{0,-42,11,-42,18,23,-1,0},
    /*21*/{0,-11,11,-11,-1,0},
    /*22*/{23,27,24,26,-1,0},
    /*23*/{27,34,-1,0},
    /*24*/{0,-43,11,-43,19,32,-1,0},
    /*25*/{0,-34,4,-34,5,-36,7,-34,10,-34,11,-34,12,-34,13,-34,16,-34,19,-34,27,-34,-1,0},
    /*26*/{0,-33,4,-33,7,-33,10,-33,11,-33,12,-33,13,-33,16,-33,19,-33,27,-33,-1,0},
    /*27*/{0,-44,11,-44,19,-44,-1,0},
    /*28*/{5,30,-1,0},
    /*29*/{23,27,24,26,-1,0},
    /*30*/{0,-35,4,-35,7,-35,10,-35,11,-35,12,-35,13,-35,16,-35,19,-35,27,-35,-1,0},
    /*31*/{23,27,24,26,-1,0},
    /*32*/{0,-45,11,-45,19,-45,-1,0},
    /*33*/{23,27,24,26,25,36,26,37,-1,0},
    /*34*/{0,-46,11,-46,19,-46,-1,0},
    /*35*/{0,-48,11,-48,19,-48,-1,0},
    /*36*/{0,-47,11,-47,19,-47,-1,0},
    /*37*/{4,-29,7,-29,10,-29,-1,0},
    /*38*/{4,40,10,-15,-1,0},
    /*39*/{23,27,24,26,-1,0},
    /*40*/{10,42,-1,0},
    /*41*/{24,17,-1,0},
    /*42*/{0,-16,4,46,11,-16,18,-16,-1,0},
    /*43*/{0,-31,4,-31,11,-31,18,-31,-1,0},
    /*44*/{0,-42,11,-42,18,23,-1,0},
    /*45*/{24,17,-1,0},
    /*46*/{0,-32,4,-32,11,-32,18,-32,-1,0},
    /*47*/{0,-17,11,-17,-1,0},
    /*48*/{4,-30,7,-30,10,-30,-1,0},
    /*49*/{24,17,-1,0},
    /*50*/{6,-18,-1,0},
    /*51*/{6,53,-1,0},
    /*52*/{23,27,24,26,-1,0},
    /*53*/{4,40,7,55,-1,0},
    /*54*/{3,-19,-1,0},
    /*55*/{3,57,-1,0},
    /*56*/{6,59,-1,0},
    /*57*/{0,-20,11,-20,-1,0},
    /*58*/{25,60,26,62,-1,0},
    /*59*/{0,-25,4,-25,7,-25,11,-25,18,-25,-1,0},
    /*60*/{4,-27,7,-27,-1,0},
    /*61*/{0,-26,4,-26,7,-26,11,-26,18,-26,-1,0},
    /*62*/{4,64,7,65,-1,0},
    /*63*/{25,60,26,62,-1,0},
    /*64*/{0,-24,11,-24,-1,0},
    /*65*/{4,-28,7,-28,-1,0},
    /*66*/{20,-12,-1,0},
    /*67*/{20,69,-1,0},
    /*68*/{23,27,24,26,-1,0},
    /*69*/{0,-13,4,71,11,-13,18,-13,-1,0},
    /*70*/{23,27,24,26,-1,0},
    /*71*/{0,-42,11,-42,18,23,-1,0},
    /*72*/{0,-14,11,-14,-1,0},
    /*73*/{27,76,-1,0},
    /*74*/{0,-50,4,-50,11,-50,18,-50,-1,0},
    /*75*/{25,60,26,62,-1,0},
    /*76*/{0,-51,4,-51,11,-51,18,-51,-1,0},
    /*77*/{0,-49,4,-49,11,-49,18,-49,-1,0},
    /*78*/{2,11,9,12,14,5,17,15,21,7,22,14,-1,0},
    /*79*/{0,-2,-1,0},
    /*80*/{0,-3,11,-3,-1,0},
    /*81*/{24,17,-1,0},
    /*82*/{6,-22,-1,0},
    /*83*/{6,85,-1,0},
    /*84*/{23,27,24,26,-1,0},
    /*85*/{12,92,13,94,16,93,-1,0},
    /*86*/{4,-37,7,-37,-1,0},
    /*87*/{4,89,7,90,-1,0},
    /*88*/{23,27,24,26,-1,0},
    /*89*/{0,-23,11,-23,-1,0},
    /*90*/{4,-38,7,-38,-1,0},
    /*91*/{6,98,-1,0},
    /*92*/{4,-41,7,-41,-1,0},
    /*93*/{6,95,-1,0},
    /*94*/{25,96,-1,0},
    /*95*/{7,97,-1,0},
    /*96*/{4,-40,7,-40,-1,0},
    /*97*/{25,99,-1,0},
    /*98*/{7,100,-1,0},
    /*99*/{4,-39,7,-39,-1,0},
  };

  /** access to parse action table */
  public short[][] action_table() {return _action_table;}

  /** reduce_goto table */
  protected static final short[][] _reduce_table = {
    /*0*/{1,12,2,9,3,7,4,5,5,3,6,8,11,1,22,2,-1,-1},
    /*1*/{-1,-1},
    /*2*/{-1,-1},
    /*3*/{-1,-1},
    /*4*/{-1,-1},
    /*5*/{-1,-1},
    /*6*/{18,66,-1,-1},
    /*7*/{-1,-1},
    /*8*/{-1,-1},
    /*9*/{-1,-1},
    /*10*/{-1,-1},
    /*11*/{13,38,14,37,18,28,-1,-1},
    /*12*/{-1,-1},
    /*13*/{-1,-1},
    /*14*/{-1,-1},
    /*15*/{18,17,-1,-1},
    /*16*/{-1,-1},
    /*17*/{-1,-1},
    /*18*/{18,19,-1,-1},
    /*19*/{23,20,-1,-1},
    /*20*/{7,21,-1,-1},
    /*21*/{-1,-1},
    /*22*/{8,27,9,24,14,23,18,28,-1,-1},
    /*23*/{-1,-1},
    /*24*/{-1,-1},
    /*25*/{-1,-1},
    /*26*/{-1,-1},
    /*27*/{-1,-1},
    /*28*/{-1,-1},
    /*29*/{14,30,18,28,-1,-1},
    /*30*/{-1,-1},
    /*31*/{8,32,14,23,18,28,-1,-1},
    /*32*/{-1,-1},
    /*33*/{14,34,18,28,-1,-1},
    /*34*/{-1,-1},
    /*35*/{-1,-1},
    /*36*/{-1,-1},
    /*37*/{-1,-1},
    /*38*/{26,40,-1,-1},
    /*39*/{14,48,18,28,-1,-1},
    /*40*/{-1,-1},
    /*41*/{18,43,19,42,-1,-1},
    /*42*/{27,44,-1,-1},
    /*43*/{-1,-1},
    /*44*/{7,47,-1,-1},
    /*45*/{18,46,-1,-1},
    /*46*/{-1,-1},
    /*47*/{-1,-1},
    /*48*/{-1,-1},
    /*49*/{18,50,-1,-1},
    /*50*/{28,51,-1,-1},
    /*51*/{-1,-1},
    /*52*/{13,53,14,37,18,28,-1,-1},
    /*53*/{-1,-1},
    /*54*/{29,55,-1,-1},
    /*55*/{15,57,-1,-1},
    /*56*/{-1,-1},
    /*57*/{-1,-1},
    /*58*/{16,60,17,62,-1,-1},
    /*59*/{-1,-1},
    /*60*/{-1,-1},
    /*61*/{-1,-1},
    /*62*/{-1,-1},
    /*63*/{16,65,-1,-1},
    /*64*/{-1,-1},
    /*65*/{-1,-1},
    /*66*/{24,67,-1,-1},
    /*67*/{12,69,-1,-1},
    /*68*/{10,77,14,73,18,28,-1,-1},
    /*69*/{25,71,-1,-1},
    /*70*/{10,74,14,73,18,28,-1,-1},
    /*71*/{7,72,-1,-1},
    /*72*/{-1,-1},
    /*73*/{-1,-1},
    /*74*/{-1,-1},
    /*75*/{16,76,-1,-1},
    /*76*/{-1,-1},
    /*77*/{-1,-1},
    /*78*/{1,12,2,9,3,80,5,3,6,8,11,1,22,2,-1,-1},
    /*79*/{-1,-1},
    /*80*/{-1,-1},
    /*81*/{18,82,-1,-1},
    /*82*/{30,83,-1,-1},
    /*83*/{-1,-1},
    /*84*/{14,85,18,28,20,86,21,87,-1,-1},
    /*85*/{-1,-1},
    /*86*/{-1,-1},
    /*87*/{-1,-1},
    /*88*/{14,85,18,28,20,90,-1,-1},
    /*89*/{-1,-1},
    /*90*/{-1,-1},
    /*91*/{-1,-1},
    /*92*/{-1,-1},
    /*93*/{-1,-1},
    /*94*/{-1,-1},
    /*95*/{-1,-1},
    /*96*/{-1,-1},
    /*97*/{-1,-1},
    /*98*/{-1,-1},
    /*99*/{-1,-1},
  };

  /** access to reduce_goto table */
  public short[][] reduce_table() {return _reduce_table;}

  /** instance of action encapsulation class */
  protected CUP$actions action_obj;

  /** action encapsulation object initializer */
  protected void init_actions()
    {
      action_obj = new CUP$actions();
    }

  /** invoke a user supplied parse action */
  public java_cup.runtime.symbol do_action(
    int                        act_num,
    java_cup.runtime.lr_parser parser,
    java.util.Stack            stack,
    int                        top)
    throws java.lang.Exception
  {
    /* call code in generated class */
    return action_obj.CUP$do_action(act_num, parser, stack, top);
  }

  /** start state */
  public int start_state() {return 0;}
  /** start production */
  public int start_production() {return 1;}

  /** EOF symbol index */
  public int EOF_sym() {return 0;}

  /** error symbol index */
  public int error_sym() {return 1;}


  /** user initialization */
  public void user_init() throws java.lang.Exception
    {
 scanner.init(parserInputStream); 
    }

  /** scan to get the next token */
  public java_cup.runtime.token scan()
    throws java.lang.Exception
    {
 return scanner.next_token();     
    }



  InputStream parserInputStream;
  public parser(InputStream is) {
    this();
    parserInputStream = is;
  }


};

/** Cup generated class to encapsulate user supplied action code.*/
class CUP$actions {



Vector actions = new Vector();
Hashtable Statement = new Hashtable();

Vector value_list  = new Vector();
Vector foo = new Vector();
Vector column_list = new Vector();
Vector search_list = new Vector();

public void addAction (Vector v, String type) {
  
  Hashtable h = ( (Hashtable) Statement.clone() );
  h.put("TYPE", type);
  v.addElement(h);

  Statement.clear();
  value_list.removeAllElements();
  foo.removeAllElements();
  column_list.removeAllElements();
  search_list.removeAllElements();

}

public Vector getActions() {
  return actions;
}



  /** Constructor */
  CUP$actions() { }

  /** Method with the actual generated action code. */
  public final java_cup.runtime.symbol CUP$do_action(
    int                        CUP$act_num,
    java_cup.runtime.lr_parser CUP$parser,
    java.util.Stack            CUP$stack,
    int                        CUP$top)
    throws java.lang.Exception
    {
      /* object for return from actions */
      java_cup.runtime.symbol CUP$result;

      /* select the action based on the action number */
      switch (CUP$act_num)
        {
          /*. . . . . . . . . . . . . . . . . . . .*/
          case 50: // set_expr ::= column COMPARISON value 
            {
              CUP$result = new int_token(/*set_expr*/10);
              
		       foo.addElement(new String((/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val)); 
		       value_list.addElement(new String((/*s2*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val)); 
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 49: // set_clause ::= set_clause COMMA set_expr 
            {
              CUP$result = new int_token(/*set_clause*/12);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 48: // set_clause ::= SET set_expr 
            {
              CUP$result = new int_token(/*set_clause*/12);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 47: // search_expr ::= column COMPARISON INT_NUM 
            {
              CUP$result = new int_token(/*search_expr*/8);
              
		       String search_expr_def[] = new String[4];
		       search_expr_def[0] = "INT_COMPARE";
		       search_expr_def[1] = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val;
		       search_expr_def[2] = (/*s2*/(str_token)CUP$stack.elementAt(CUP$top-1)).str_val;
		       search_expr_def[3] = (/*s3*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val;
		       search_list.addElement( search_expr_def );
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 46: // search_expr ::= column COMPARISON STRING 
            {
              CUP$result = new int_token(/*search_expr*/8);
              
		       String search_expr_def[] = new String[4];
		       search_expr_def[0] = "STRING_COMPARE";
		       search_expr_def[1] = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val;
		       search_expr_def[2] = (/*s2*/(str_token)CUP$stack.elementAt(CUP$top-1)).str_val;
		       search_expr_def[3] = (/*s3*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val;
		       search_list.addElement( search_expr_def );
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 45: // search_expr ::= column COMPARISON column 
            {
              CUP$result = new int_token(/*search_expr*/8);
              
		       String search_expr_def[] = new String[4];
		       search_expr_def[0] = "JOIN";
		       search_expr_def[1] = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val;
		       search_expr_def[2] = (/*s2*/(str_token)CUP$stack.elementAt(CUP$top-1)).str_val;
		       search_expr_def[3] = (/*s3*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val;
		       search_list.addElement( search_expr_def );
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 44: // search_condition ::= search_condition AND search_expr 
            {
              CUP$result = new int_token(/*search_condition*/9);