Runme.java

/**
 * 
 */
package querqy.antlr;

import java.io.PrintWriter;

import org.antlr.v4.runtime.ANTLRInputStream;
import org.antlr.v4.runtime.CommonTokenStream;

import querqy.PrettyPrinter;
import querqy.antlr.parser.QueryLexer;
import querqy.antlr.parser.QueryParser;
import querqy.antlr.parser.QueryParser.QueryContext;
import querqy.model.Node;
import querqy.model.Query;

/*import querqy.rewrite.QueryRewriter;
 import querqy.rewrite.synonyms.SynonymRewriter;
 */
/**
 * @author rene
 *
 */
public class Runme {

   /**
    * @param args
    */
   public static void main(String[] args) {
      // de fg +(a b)

      char[] input = "a b".toCharArray();

      // f2:c OR +f3:d"));
      // "de fg +(a AND b)"));
      // a AND b AND (c f)"));
      QueryLexer lex = new QueryLexer(new ANTLRInputStream(input, input.length));
      CommonTokenStream tokens = new CommonTokenStream(lex);
      QueryParser parser = new QueryParser(tokens);

      QueryContext t = parser.query();
      Node node = t.accept(new QueryTransformerVisitor(input));

      PrintWriter writer = new PrintWriter(System.out);
      PrettyPrinter printer = new PrettyPrinter(writer, 4);
      printer.visit((Query) node);
      writer.flush();
      System.out.println("----");

      // QueryRewriter rewriter = new SynonymRewriter();
      // Query query = rewriter.rewrite((Query) node);
      // printer = new PrettyPrinter(writer, 4);
      // printer.visit(query);
      // writer.flush();
      // System.out.println();

   }

}