Package org.drools.lang

Examples of org.drools.lang.DroolsTreeAdaptor

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   *         not).
   */
  private DRLParser getParser(final String text) {
    DRLParser parser = new DRLParser(new CommonTokenStream(new DRLLexer(
        new ANTLRStringStream(text))));
    parser.setTreeAdaptor(new DroolsTreeAdaptor());
    return parser;
  }
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  private DRLParser getParser(final Reader reader) {
    try {
      DRLParser parser = new DRLParser(new CommonTokenStream(
          new DRLLexer(new ANTLRReaderStream(reader))));
      parser.setTreeAdaptor(new DroolsTreeAdaptor());
      return parser;
    } catch (final Exception e) {
      throw new RuntimeException("Unable to parser Reader", e);
    }
  }
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     *         not).
     */
    private DRLParser getParser(final String text) {
        lexer = new DRLLexer( new ANTLRStringStream( text ) );
        DRLParser parser = new DRLParser( new CommonTokenStream( lexer ));
        parser.setTreeAdaptor( new DroolsTreeAdaptor() );
        return parser;
    }
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    private DRLParser getParser(final Reader reader) {
        try {
            lexer = new DRLLexer( new ANTLRReaderStream( reader ) );
            DRLParser parser = new DRLParser( new CommonTokenStream( lexer ));
            parser.setTreeAdaptor( new DroolsTreeAdaptor() );
            return parser;
        } catch ( final Exception e ) {
            throw new RuntimeException( "Unable to parser Reader",
                                        e );
        }
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    private DRLParser getParser(final InputStream is) {
        try {
            lexer = new DRLLexer( new ANTLRInputStream( is ) );
            DRLParser parser = new DRLParser( new CommonTokenStream( lexer ));
            parser.setTreeAdaptor( new DroolsTreeAdaptor() );
            return parser;
        } catch ( final Exception e ) {
            throw new RuntimeException( "Unable to parser Reader",
                                        e );
        }
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        final CharStream charStream = new ANTLRStringStream( expression.trim() );
        final DRLLexer lexer = new DRLLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        final DRLParser drlParser = new DRLParser( tokenStream );
        drlParser.setTreeAdaptor(new DroolsTreeAdaptor());

        try {
          Tree fromSourceTree = (Tree) drlParser.from_source().getTree();
          if (!drlParser.hasErrors()){
        CommonTreeNodeStream nodes = new CommonTreeNodeStream(fromSourceTree);
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     *         not).
     */
    private DRLParser getParser(final String text) {
        lexer = new DRLLexer( new ANTLRStringStream( text ) );
        DRLParser parser = new DRLParser( new CommonTokenStream( lexer ) );
        parser.setTreeAdaptor( new DroolsTreeAdaptor() );
        return parser;
    }
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    private DRLParser getParser(final Reader reader) {
        try {
            lexer = new DRLLexer( new ANTLRReaderStream( reader ) );
            DRLParser parser = new DRLParser( new CommonTokenStream( lexer ) );
            parser.setTreeAdaptor( new DroolsTreeAdaptor() );
            return parser;
        } catch ( final Exception e ) {
            throw new RuntimeException( "Unable to parser Reader",
                                        e );
        }
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    private DRLParser getParser(final InputStream is) {
        try {
            lexer = new DRLLexer( new ANTLRInputStream( is ) );
            DRLParser parser = new DRLParser( new CommonTokenStream( lexer ) );
            parser.setTreeAdaptor( new DroolsTreeAdaptor() );
            return parser;
        } catch ( final Exception e ) {
            throw new RuntimeException( "Unable to parser Reader",
                                        e );
        }
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        final CharStream charStream = new ANTLRStringStream( expression.trim() );
        final DRLLexer lexer = new DRLLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        final DRLParser drlParser = new DRLParser( tokenStream );
        drlParser.setTreeAdaptor(new DroolsTreeAdaptor());

        try {
          Tree fromSourceTree = (Tree) drlParser.from_source().getTree();
          if (!drlParser.hasErrors()){
        CommonTreeNodeStream nodes = new CommonTreeNodeStream(fromSourceTree);
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Related Classes of org.drools.lang.DroolsTreeAdaptor

  • org.drools.compiler.DrlParser
  • org.drools.compiler.xml.rules.ExpressionHandler
  • org.drools.xml.rules.ExpressionHandler
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