Package org.antlr.runtime

Examples of org.antlr.runtime.CharStream

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    }

    public void testRuleParseLhs2() throws Exception {
        final String text = "Message( Message.HELLO )\n";
        final AndDescr descrs = new AndDescr();
        final CharStream charStream = new ANTLRStringStream( text );
        final DRLLexer lexer = new DRLLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        final DRLParser parser = new DRLParser( tokenStream );
        parser.setLineOffset( descrs.getLine() );
        parser.normal_lhs_block( descrs );
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        assertTrue( parser.hasErrors() );
    }

    public void testRuleSingleLine() throws Exception {
        final String text = "rule \"another test\" salience 10 when eval( true ) then System.out.println(1); end";
        final CharStream charStream = new ANTLRStringStream( text );
        final DRLLexer lexer = new DRLLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        final DRLParser parser = new DRLParser( tokenStream );
        parser.setLineOffset( 10 );
        RuleDescr rule = parser.rule();
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                      rule.getConsequence() );
    }

    public void testRuleTwoLines() throws Exception {
        final String text = "rule \"another test\" salience 10 when eval( true ) then System.out.println(1);\n end";
        final CharStream charStream = new ANTLRStringStream( text );
        final DRLLexer lexer = new DRLLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        final DRLParser parser = new DRLParser( tokenStream );
        parser.setLineOffset( 10 );
        RuleDescr rule = parser.rule();
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    }

    public void testRuleParseLhs3() throws Exception {
        final String text = "(or\nnot Person()\n(and Cheese()\nMeat()\nWine()))";
        final AndDescr descrs = new AndDescr();
        final CharStream charStream = new ANTLRStringStream( text );
        final DRLLexer lexer = new DRLLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        final DRLParser parser = new DRLParser( tokenStream );
        parser.setLineOffset( descrs.getLine() );
        parser.normal_lhs_block( descrs );
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    }

    public void testRuleParseLhs4() throws Exception {
        final String text = "not((and Cheese() Meat() Wine()))";
        final AndDescr descrs = new AndDescr();
        final CharStream charStream = new ANTLRStringStream( text );
        final DRLLexer lexer = new DRLLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        final DRLParser parser = new DRLParser( tokenStream );
        parser.setLineOffset( descrs.getLine() );
        parser.normal_lhs_block( descrs );
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  }

  @Test
  public void compostieModel() throws org.antlr.runtime.RecognitionException,
      IOException {
    CharStream input = new ANTLRFileStream(
        "src/main/java/samples/CompositeModel.java");
    ModelLexer lex = new ModelLexer(input);
    CommonTokenStream tokens = new CommonTokenStream(lex);
    ModelParser p = new ModelParser(tokens);
    p.compilationUnit();
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    public abstract void onTextWord(String word);
    public abstract void onTextPhrase(String phrase);

    // convenience method because everybody needs this piece of code
    public static CmisQueryWalker getWalker(String statement) throws UnsupportedEncodingException, IOException, RecognitionException {
        CharStream input = new ANTLRInputStream(new ByteArrayInputStream(statement.getBytes("UTF-8")));
        TokenSource lexer = new CmisQlStrictLexer(input);
        TokenStream tokens = new CommonTokenStream(lexer);
        CmisQlStrictParser parser = new CmisQlStrictParser(tokens);
        CommonTree parserTree; // the ANTLR tree after parsing phase
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    if( filter != null && filter.length() > 0) {

      Table table = convertToTable(mtable);

      CharStream cs = new ANTLRNoCaseStringStream(filter);
      FilterLexer lexer = new FilterLexer(cs);

      CommonTokenStream tokens = new CommonTokenStream();
      tokens.setTokenSource (lexer);
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    public static MetaData parse(String uid) throws RecognitionException {
        if (uid == null || uid.trim().length() == 0)
            return null;

        CharStream stream = new ANTLRStringStream(uid);
        UdlLexer lexer = new UdlLexer(stream);
        TokenStream tokenStream = new CommonTokenStream(lexer);
        UdlParser parser = new UdlParser(tokenStream);
        return parser.uid();
    }
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        return analyze( result,
                        availableIdentifiers );
    }

    private JavaParser parse(final String expr) {
        final CharStream charStream = new ANTLRStringStream(expr);
        final JavaLexer lexer = new JavaLexer( charStream );
        final TokenStream tokenStream = new CommonTokenStream( lexer );
        return new JavaParser( tokenStream );
    }
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