weka.core.expressionlanguage.parser.Parser Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of weka-stable Show documentation
Show all versions of weka-stable Show documentation
The Waikato Environment for Knowledge Analysis (WEKA), a machine
learning workbench. This is the stable version. Apart from bugfixes, this version
does not receive any other breaking updates.
//----------------------------------------------------
// The following code was generated by CUP v0.11b 20160615 (GIT 4ac7450)
//----------------------------------------------------
package weka.core.expressionlanguage.parser;
import java.util.List;
import java.util.ArrayList;
import java.io.StringReader;
import java_cup.runtime.Symbol;
import weka.core.expressionlanguage.core.Node;
import weka.core.expressionlanguage.core.VariableDeclarations;
import weka.core.expressionlanguage.core.SemanticException;
import weka.core.expressionlanguage.core.SyntaxException;
import weka.core.expressionlanguage.core.MacroDeclarations;
import weka.core.expressionlanguage.common.Operators;
import weka.core.expressionlanguage.common.NoVariables;
import weka.core.expressionlanguage.common.NoMacros;
import weka.core.expressionlanguage.common.Primitives.DoubleConstant;
import weka.core.expressionlanguage.common.Primitives.BooleanConstant;
import weka.core.expressionlanguage.common.Primitives.StringConstant;
import weka.core.expressionlanguage.parser.Scanner;
import java_cup.runtime.XMLElement;
/** CUP v0.11b 20160615 (GIT 4ac7450) generated parser.
*/
@SuppressWarnings({"rawtypes"})
public class Parser extends java_cup.runtime.lr_parser {
public final Class getSymbolContainer() {
return sym.class;
}
/** Default constructor. */
@Deprecated
public Parser() {super();}
/** Constructor which sets the default scanner. */
@Deprecated
public Parser(java_cup.runtime.Scanner s) {super(s);}
/** Constructor which sets the default scanner. */
public Parser(java_cup.runtime.Scanner s, java_cup.runtime.SymbolFactory sf) {super(s,sf);}
/** Production table. */
protected static final short _production_table[][] =
unpackFromStrings(new String[] {
"\000\035\000\002\002\004\000\002\002\003\000\002\005" +
"\005\000\002\005\003\000\002\004\003\000\002\004\002" +
"\000\002\003\005\000\002\003\006\000\002\003\003\000" +
"\002\003\003\000\002\003\003\000\002\003\003\000\002" +
"\003\004\000\002\003\004\000\002\003\005\000\002\003" +
"\005\000\002\003\005\000\002\003\005\000\002\003\005" +
"\000\002\003\005\000\002\003\005\000\002\003\004\000" +
"\002\003\005\000\002\003\005\000\002\003\005\000\002" +
"\003\005\000\002\003\005\000\002\003\005\000\002\003" +
"\005" });
/** Access to production table. */
public short[][] production_table() {return _production_table;}
/** Parse-action table. */
protected static final short[][] _action_table =
unpackFromStrings(new String[] {
"\000\064\000\022\004\010\005\015\006\007\007\005\010" +
"\014\013\006\014\004\024\013\001\002\000\022\004\010" +
"\005\015\006\007\007\005\010\014\013\006\014\004\024" +
"\013\001\002\000\044\002\ufff7\011\ufff7\012\ufff7\013\ufff7" +
"\014\ufff7\015\ufff7\016\ufff7\017\ufff7\022\ufff7\023\ufff7\025" +
"\ufff7\026\ufff7\027\ufff7\030\ufff7\031\ufff7\032\ufff7\033\ufff7" +
"\001\002\000\022\004\010\005\015\006\007\007\005\010" +
"\014\013\006\014\004\024\013\001\002\000\044\002\ufff6" +
"\011\ufff6\012\ufff6\013\ufff6\014\ufff6\015\ufff6\016\ufff6\017" +
"\ufff6\022\ufff6\023\ufff6\025\ufff6\026\ufff6\027\ufff6\030\ufff6" +
"\031\ufff6\032\ufff6\033\ufff6\001\002\000\046\002\ufff9\010" +
"\056\011\ufff9\012\ufff9\013\ufff9\014\ufff9\015\ufff9\016\ufff9" +
"\017\ufff9\022\ufff9\023\ufff9\025\ufff9\026\ufff9\027\ufff9\030" +
"\ufff9\031\ufff9\032\ufff9\033\ufff9\001\002\000\004\002\055" +
"\001\002\000\040\002\000\013\024\014\017\015\032\016" +
"\031\017\021\022\020\023\034\025\023\026\033\027\025" +
"\030\027\031\022\032\035\033\026\001\002\000\022\004" +
"\010\005\015\006\007\007\005\010\014\013\006\014\004" +
"\024\013\001\002\000\022\004\010\005\015\006\007\007" +
"\005\010\014\013\006\014\004\024\013\001\002\000\044" +
"\002\ufff8\011\ufff8\012\ufff8\013\ufff8\014\ufff8\015\ufff8\016" +
"\ufff8\017\ufff8\022\ufff8\023\ufff8\025\ufff8\026\ufff8\027\ufff8" +
"\030\ufff8\031\ufff8\032\ufff8\033\ufff8\001\002\000\040\011" +
"\030\013\024\014\017\015\032\016\031\017\021\022\020" +
"\023\034\025\023\026\033\027\025\030\027\031\022\032" +
"\035\033\026\001\002\000\022\004\010\005\015\006\007" +
"\007\005\010\014\013\006\014\004\024\013\001\002\000" +
"\022\004\010\005\015\006\007\007\005\010\014\013\006" +
"\014\004\024\013\001\002\000\022\004\010\005\015\006" +
"\007\007\005\010\014\013\006\014\004\024\013\001\002" +
"\000\022\004\010\005\015\006\007\007\005\010\014\013" +
"\006\014\004\024\013\001\002\000\022\004\010\005\015" +
"\006\007\007\005\010\014\013\006\014\004\024\013\001" +
"\002\000\022\004\010\005\015\006\007\007\005\010\014" +
"\013\006\014\004\024\013\001\002\000\022\004\010\005" +
"\015\006\007\007\005\010\014\013\006\014\004\024\013" +
"\001\002\000\022\004\010\005\015\006\007\007\005\010" +
"\014\013\006\014\004\024\013\001\002\000\022\004\010" +
"\005\015\006\007\007\005\010\014\013\006\014\004\024" +
"\013\001\002\000\044\002\ufffb\011\ufffb\012\ufffb\013\ufffb" +
"\014\ufffb\015\ufffb\016\ufffb\017\ufffb\022\ufffb\023\ufffb\025" +
"\ufffb\026\ufffb\027\ufffb\030\ufffb\031\ufffb\032\ufffb\033\ufffb" +
"\001\002\000\022\004\010\005\015\006\007\007\005\010" +
"\014\013\006\014\004\024\013\001\002\000\022\004\010" +
"\005\015\006\007\007\005\010\014\013\006\014\004\024" +
"\013\001\002\000\022\004\010\005\015\006\007\007\005" +
"\010\014\013\006\014\004\024\013\001\002\000\022\004" +
"\010\005\015\006\007\007\005\010\014\013\006\014\004" +
"\024\013\001\002\000\022\004\010\005\015\006\007\007" +
"\005\010\014\013\006\014\004\024\013\001\002\000\042" +
"\002\uffe6\011\uffe6\012\uffe6\013\024\014\017\015\032\016" +
"\031\017\021\022\uffe6\023\uffe6\025\023\026\033\027\025" +
"\030\027\031\022\033\026\001\002\000\044\002\uffed\011" +
"\uffed\012\uffed\013\024\014\017\015\032\016\031\017\021" +
"\022\020\023\uffed\025\023\026\033\027\025\030\027\031" +
"\022\032\035\033\026\001\002\000\032\002\uffea\011\uffea" +
"\012\uffea\013\024\014\017\015\032\016\031\017\021\022" +
"\uffea\023\uffea\025\uffea\032\uffea\001\002\000\044\002\ufff0" +
"\011\ufff0\012\ufff0\013\ufff0\014\ufff0\015\ufff0\016\ufff0\017" +
"\021\022\ufff0\023\ufff0\025\ufff0\026\ufff0\027\ufff0\030\ufff0" +
"\031\ufff0\032\ufff0\033\ufff0\001\002\000\044\002\uffef\011" +
"\uffef\012\uffef\013\uffef\014\uffef\015\uffef\016\uffef\017\021" +
"\022\uffef\023\uffef\025\uffef\026\uffef\027\uffef\030\uffef\031" +
"\uffef\032\uffef\033\uffef\001\002\000\032\002\uffe8\011\uffe8" +
"\012\uffe8\013\024\014\017\015\032\016\031\017\021\022" +
"\uffe8\023\uffe8\025\uffe8\032\uffe8\001\002\000\032\002\uffe5" +
"\011\uffe5\012\uffe5\013\024\014\017\015\032\016\031\017" +
"\021\022\uffe5\023\uffe5\025\uffe5\032\uffe5\001\002\000\032" +
"\002\uffe9\011\uffe9\012\uffe9\013\024\014\017\015\032\016" +
"\031\017\021\022\uffe9\023\uffe9\025\uffe9\032\uffe9\001\002" +
"\000\044\002\ufff2\011\ufff2\012\ufff2\013\ufff2\014\ufff2\015" +
"\032\016\031\017\021\022\ufff2\023\ufff2\025\ufff2\026\ufff2" +
"\027\ufff2\030\ufff2\031\ufff2\032\ufff2\033\ufff2\001\002\000" +
"\042\002\uffeb\011\uffeb\012\uffeb\013\024\014\017\015\032" +
"\016\031\017\021\022\uffeb\023\uffeb\026\033\027\025\030" +
"\027\031\022\032\uffeb\033\026\001\002\000\032\002\uffe7" +
"\011\uffe7\012\uffe7\013\024\014\017\015\032\016\031\017" +
"\021\022\uffe7\023\uffe7\025\uffe7\032\uffe7\001\002\000\044" +
"\002\ufff3\011\ufff3\012\ufff3\013\ufff3\014\ufff3\015\ufff3\016" +
"\ufff3\017\021\022\ufff3\023\ufff3\025\ufff3\026\ufff3\027\ufff3" +
"\030\ufff3\031\ufff3\032\ufff3\033\ufff3\001\002\000\044\002" +
"\uffee\011\uffee\012\uffee\013\024\014\017\015\032\016\031" +
"\017\021\022\uffee\023\uffee\025\023\026\033\027\025\030" +
"\027\031\022\032\035\033\026\001\002\000\044\002\ufff1" +
"\011\ufff1\012\ufff1\013\ufff1\014\ufff1\015\032\016\031\017" +
"\021\022\ufff1\023\ufff1\025\ufff1\026\ufff1\027\ufff1\030\ufff1" +
"\031\ufff1\032\ufff1\033\ufff1\001\002\000\044\002\uffec\011" +
"\uffec\012\uffec\013\uffec\014\uffec\015\uffec\016\uffec\017\021" +
"\022\uffec\023\uffec\025\uffec\026\uffec\027\uffec\030\uffec\031" +
"\uffec\032\uffec\033\uffec\001\002\000\004\002\001\001\002" +
"\000\024\004\010\005\015\006\007\007\005\010\014\011" +
"\ufffc\013\006\014\004\024\013\001\002\000\006\011\ufffd" +
"\012\063\001\002\000\004\011\062\001\002\000\042\011" +
"\ufffe\012\ufffe\013\024\014\017\015\032\016\031\017\021" +
"\022\020\023\034\025\023\026\033\027\025\030\027\031" +
"\022\032\035\033\026\001\002\000\044\002\ufffa\011\ufffa" +
"\012\ufffa\013\ufffa\014\ufffa\015\ufffa\016\ufffa\017\ufffa\022" +
"\ufffa\023\ufffa\025\ufffa\026\ufffa\027\ufffa\030\ufffa\031\ufffa" +
"\032\ufffa\033\ufffa\001\002\000\022\004\010\005\015\006" +
"\007\007\005\010\014\013\006\014\004\024\013\001\002" +
"\000\042\011\uffff\012\uffff\013\024\014\017\015\032\016" +
"\031\017\021\022\020\023\034\025\023\026\033\027\025" +
"\030\027\031\022\032\035\033\026\001\002\000\044\002" +
"\ufff5\011\ufff5\012\ufff5\013\ufff5\014\ufff5\015\ufff5\016\ufff5" +
"\017\021\022\ufff5\023\ufff5\025\ufff5\026\ufff5\027\ufff5\030" +
"\ufff5\031\ufff5\032\ufff5\033\ufff5\001\002\000\044\002\ufff4" +
"\011\ufff4\012\ufff4\013\ufff4\014\ufff4\015\ufff4\016\ufff4\017" +
"\021\022\ufff4\023\ufff4\025\ufff4\026\ufff4\027\ufff4\030\ufff4" +
"\031\ufff4\032\ufff4\033\ufff4\001\002" });
/** Access to parse-action table. */
public short[][] action_table() {return _action_table;}
/** reduce_goto table. */
protected static final short[][] _reduce_table =
unpackFromStrings(new String[] {
"\000\064\000\006\002\010\003\011\001\001\000\004\003" +
"\065\001\001\000\002\001\001\000\004\003\064\001\001" +
"\000\002\001\001\000\002\001\001\000\002\001\001\000" +
"\002\001\001\000\004\003\053\001\001\000\004\003\015" +
"\001\001\000\002\001\001\000\002\001\001\000\004\003" +
"\052\001\001\000\004\003\051\001\001\000\004\003\050" +
"\001\001\000\004\003\047\001\001\000\004\003\046\001" +
"\001\000\004\003\045\001\001\000\004\003\044\001\001" +
"\000\004\003\043\001\001\000\004\003\042\001\001\000" +
"\002\001\001\000\004\003\041\001\001\000\004\003\040" +
"\001\001\000\004\003\037\001\001\000\004\003\036\001" +
"\001\000\004\003\035\001\001\000\002\001\001\000\002" +
"\001\001\000\002\001\001\000\002\001\001\000\002\001" +
"\001\000\002\001\001\000\002\001\001\000\002\001\001" +
"\000\002\001\001\000\002\001\001\000\002\001\001\000" +
"\002\001\001\000\002\001\001\000\002\001\001\000\002" +
"\001\001\000\002\001\001\000\010\003\060\004\057\005" +
"\056\001\001\000\002\001\001\000\002\001\001\000\002" +
"\001\001\000\002\001\001\000\004\003\063\001\001\000" +
"\002\001\001\000\002\001\001\000\002\001\001" });
/** Access to reduce_goto table. */
public short[][] reduce_table() {return _reduce_table;}
/** Instance of action encapsulation class. */
protected CUP$Parser$actions action_obj;
/** Action encapsulation object initializer. */
protected void init_actions()
{
action_obj = new CUP$Parser$actions(this);
}
/** 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$Parser$do_action(act_num, parser, stack, top);
}
/** Indicates start state. */
public int start_state() {return 0;}
/** Indicates start production. */
public int start_production() {return 0;}
/** EOF Symbol index. */
public int EOF_sym() {return 0;}
/** error Symbol index. */
public int error_sym() {return 1;}
/** the variables available to the program */
private VariableDeclarations variables = new NoVariables();
/** the macros available to the program */
private MacroDeclarations macros = new NoMacros();
/** the root node */
private Node root;
/**
* Sets the variable declarations for the program
*
* @param variables the variables that should be exposed to the program
*/
public void setVariables(VariableDeclarations variables) {
this.variables = variables;
}
/**
* Sets the macro declarations for the program
*
* @param macros the macros that should be exposed to the program
*/
public void setMacros(MacroDeclarations macros) {
this.macros = macros;
}
/**
* Sets the root node
*/
private void setRoot(Node root) {
this.root = root;
}
/**
* Returns the root node of the program
*
* @return the root node
*/
public Node getRoot() {
return root;
}
/**
* Tries to parse and compile a program from the textual representation in
* expr while exposing the variables and marcos
*
* @param expr the expression to be compiled in textual form
* @param variables the variables exposed to the program
* @param macros the macros exposed to the program
* @return the root node of the compiled program
* @throws Exception if an error occurs during compilation
*/
public static Node parse(String expr, VariableDeclarations variables,
MacroDeclarations macros) throws Exception {
Parser parser = new Parser(new Scanner(new StringReader(expr)));
parser.setVariables(variables);
parser.setMacros(macros);
parser.parse();
return parser.getRoot();
}
public void unrecovered_syntax_error(Symbol token) throws SyntaxException {
throw new SyntaxException("Syntax error at token '"
+ sym.terminalNames[token.sym] + "'!");
}
/** Cup generated class to encapsulate user supplied action code.*/
@SuppressWarnings({"rawtypes", "unchecked", "unused"})
class CUP$Parser$actions {
private final Parser parser;
/** Constructor */
CUP$Parser$actions(Parser parser) {
this.parser = parser;
}
/** Method 0 with the actual generated action code for actions 0 to 300. */
public final java_cup.runtime.Symbol CUP$Parser$do_action_part00000000(
int CUP$Parser$act_num,
java_cup.runtime.lr_parser CUP$Parser$parser,
java.util.Stack CUP$Parser$stack,
int CUP$Parser$top)
throws java.lang.Exception
{
/* Symbol object for return from actions */
java_cup.runtime.Symbol CUP$Parser$result;
/* select the action based on the action number */
switch (CUP$Parser$act_num)
{
/*. . . . . . . . . . . . . . . . . . . .*/
case 0: // $START ::= unit EOF
{
Object RESULT =null;
Node start_val = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-1)).value;
RESULT = start_val;
CUP$Parser$result = parser.getSymbolFactory().newSymbol("$START",0, RESULT);
}
/* ACCEPT */
CUP$Parser$parser.done_parsing();
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 1: // unit ::= expr
{
Node RESULT =null;
Node e = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = e;
setRoot(RESULT);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("unit",0, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 2: // paramlist ::= paramlist COMMA expr
{
List RESULT =null;
List l = (List)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node e = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
l.add(e);
RESULT = l;
CUP$Parser$result = parser.getSymbolFactory().newSymbol("paramlist",3, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 3: // paramlist ::= expr
{
List RESULT =null;
Node e = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
List l = new ArrayList();
l.add(e);
RESULT = l;
CUP$Parser$result = parser.getSymbolFactory().newSymbol("paramlist",3, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 4: // paramlistOpt ::= paramlist
{
List RESULT =null;
List l = (List)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = l;
CUP$Parser$result = parser.getSymbolFactory().newSymbol("paramlistOpt",2, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 5: // paramlistOpt ::=
{
List RESULT =null;
RESULT = new ArrayList();
CUP$Parser$result = parser.getSymbolFactory().newSymbol("paramlistOpt",2, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 6: // expr ::= LPAREN expr RPAREN
{
Node RESULT =null;
Node e = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-1)).value;
RESULT = e;
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 7: // expr ::= IDENTIFIER LPAREN paramlistOpt RPAREN
{
Node RESULT =null;
String m = (String)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-3)).value;
List p = (List)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-1)).value;
if (!macros.hasMacro(m))
throw new SemanticException("Macro '" + m + "' is undefined!");
RESULT = macros.getMacro(m).evaluate(p.toArray(new Node[0]));
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 8: // expr ::= IDENTIFIER
{
Node RESULT =null;
String v = (String)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
if (!variables.hasVariable(v))
throw new SemanticException("Variable '" + v + "' is undefined!");
RESULT = variables.getVariable(v);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 9: // expr ::= FLOAT
{
Node RESULT =null;
Double f = (Double)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = new DoubleConstant(f);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 10: // expr ::= BOOLEAN
{
Node RESULT =null;
Boolean b = (Boolean)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = new BooleanConstant(b);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 11: // expr ::= STRING
{
Node RESULT =null;
String s = (String)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = new StringConstant(s);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 12: // expr ::= PLUS expr
{
Node RESULT =null;
Node e = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.uplus(e);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 13: // expr ::= MINUS expr
{
Node RESULT =null;
Node e = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.uminus(e);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 14: // expr ::= expr POW expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.pow(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 15: // expr ::= expr PLUS expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.plus(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 16: // expr ::= expr MINUS expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.minus(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 17: // expr ::= expr TIMES expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.times(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 18: // expr ::= expr DIVISION expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.division(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 19: // expr ::= expr AND expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.and(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 20: // expr ::= expr OR expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.or(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 21: // expr ::= NOT expr
{
Node RESULT =null;
Node e = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.not(e);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 22: // expr ::= expr EQUAL expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.equal(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 23: // expr ::= expr LT expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.lessThan(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 24: // expr ::= expr LE expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.lessEqual(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 25: // expr ::= expr GT expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.greaterThan(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 26: // expr ::= expr GE expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.greaterEqual(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 27: // expr ::= expr IS expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.is(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 28: // expr ::= expr REGEXP expr
{
Node RESULT =null;
Node l = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.elementAt(CUP$Parser$top-2)).value;
Node r = (Node)((java_cup.runtime.Symbol) CUP$Parser$stack.peek()).value;
RESULT = Operators.regexp(l, r);
CUP$Parser$result = parser.getSymbolFactory().newSymbol("expr",1, RESULT);
}
return CUP$Parser$result;
/* . . . . . .*/
default:
throw new Exception(
"Invalid action number "+CUP$Parser$act_num+"found in internal parse table");
}
} /* end of method */
/** Method splitting the generated action code into several parts. */
public final java_cup.runtime.Symbol CUP$Parser$do_action(
int CUP$Parser$act_num,
java_cup.runtime.lr_parser CUP$Parser$parser,
java.util.Stack CUP$Parser$stack,
int CUP$Parser$top)
throws java.lang.Exception
{
return CUP$Parser$do_action_part00000000(
CUP$Parser$act_num,
CUP$Parser$parser,
CUP$Parser$stack,
CUP$Parser$top);
}
}
}