Creating a compiler in Java using Netbeans

BUDGET: 4500-6000 APPLY ONLY IF YOU HAVE MADE ANY COMPILER BEFORE USING JAVA IN NET BEANS The following is a LALR grammar for a PL/SQL scripting programming language. This is a short description of the language. Everything which is not described here is the same as high level programming language. - Comments: -- Single line comment /* */ Multiple line comment - Single line comments may appear anywhere, and the scanner ignores the rest of the line. - User identifiers are in lower case only. - Reserved words are in uppercase only. - All identifiers must be declared. - No identifiers can have multiple definitions. - Types of identifiers must be matched. - Blanks, tabs, and ends of line serve as token separators. (They may not appear within tokens). - Identifiers are strings of letters, digits, $, #, and underscores starting with a letter. - Maximum size of an identifier is 30 characters. - Data types are: BOOLEAN, NUMBER, SMALLINT, POSITIVE, CHAR, VARCHAR2. - Data casting is permitted. - String, 'VARCHAR2' is in a single quotation mark (' ') with the size declared. VARCHAR2 may Not be declareed without size. - Numbers must be declared with a size. That is the number of digits. - Single character CHAR, is in single quotation mark (' '). - Blocks are started with BEGIN and ends with END - Outputs are: DBMS_OUTPUT.PUT_LINE (id) --writes id and eoln [login to view URL] (id) --writes id DBMS_OUTPUT.NEW_LINE --writes eoln - For input use: & id - Program ends with a \ - Every statement terminates with a semicolon. - Bold characters/words are terminal symbol.