Examples of org.drools.template.model.Package

org.drools.template.model.Package
@author Michael Neale This is the top of the parse tree. Represents a package of rules once it has been parsed from the spreadsheet. Also is the launching point for dumping out the DRL.

    @Test
    public void testQuoteEscapingEnabled() throws Exception {
        final InputStream stream = RuleWorksheetParseTest.class.getResourceAsStream( "/data/QuoteEscapeEnabledWorkbook.xls" );
        final RuleSheetListener listener = getRuleSheetListener( stream );


        final Package ruleset = listener.getRuleSet();
        assertNotNull( ruleset );
        DRLOutput dout = new DRLOutput();
        ruleset.renderDRL(dout);
        String drl = dout.getDRL();
        System.out.println(drl);
        
        // check rules
        Rule rule = (Rule) ruleset.getRules().get( 0 );
        Condition cond = (Condition) rule.getConditions().get( 0 );
        assertEquals( "Foo(myObject.getColour().equals(red), myObject.size () > 12\\\")",
                cond.getSnippet() );
    }

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    @Test
    public void testQuoteEscapingDisabled() throws Exception {
        final InputStream stream = RuleWorksheetParseTest.class.getResourceAsStream( "/data/QuoteEscapeDisabledWorkbook.xls" );
        final RuleSheetListener listener = getRuleSheetListener( stream );


        final Package ruleset = listener.getRuleSet();
        assertNotNull( ruleset );
        DRLOutput dout = new DRLOutput();
        ruleset.renderDRL(dout);
        String drl = dout.getDRL();
        System.out.println(drl);
        
        // check rules
        Rule rule = (Rule) ruleset.getRules().get( 0 );
        Condition cond = (Condition) rule.getConditions().get( 0 );
        assertEquals( "Foo(myObject.getColour().equals(red), myObject.size () > \"12\")",
                cond.getSnippet() );
        rule = (Rule) ruleset.getRules().get( 1 );
        cond = (Condition) rule.getConditions().get( 0 );
        assertEquals( "Foo(myObject.getColour().equals(blue), myObject.size () > 12\")",
                cond.getSnippet() );
    }

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    private void doComplexWorksheetMissingConditions() throws IOException {
        final InputStream stream = RuleWorksheetParseTest.class.getResourceAsStream( "/data/ComplexWorkbook.xls" );
        final RuleSheetListener listener = getRuleSheetListener( stream );


        final Package ruleset = listener.getRuleSet();
        assertEquals( 6, ruleset.getRules().size() );
        assertEquals( 0, ruleset.getImports().size() );


        Rule rule = (Rule) ruleset.getRules().get( 0 );
        assertEquals( 3, rule.getConditions().size() );
        assertEquals( 2, rule.getConsequences().size() );
        final Consequence cons = (Consequence) rule.getConsequences().get( 1 );
        assertEquals( "myObject.setIsValid(1, 2)", cons.getSnippet() );
        final Condition con = (Condition) rule.getConditions().get( 2 );
        assertEquals( "myObject.size() < $3.00", con.getSnippet() );


        rule = (Rule) ruleset.getRules().get( 4 );


        // this should have less conditions
        assertEquals( 1, rule.getConditions().size() );


        rule = (Rule) ruleset.getRules().get( 5 );
        assertEquals( 2, rule.getConditions().size() );
        assertEquals( 1, rule.getConsequences().size() );
    }

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     */
    public Package getRuleSet() {
        if ( this._ruleList.isEmpty() ) {
            throw new DecisionTableParseException( "No RuleTable's were found in spreadsheet." );
        }
        final Package ruleset = buildRuleSet();
        return ruleset;
    }

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    private Package buildRuleSet() {
        final String defaultPackageName = "rule_table";
        final String rulesetName = getProperties().getProperty( RULESET_TAG,
                                                                defaultPackageName );


        final Package ruleset = new Package( (showPackage) ? rulesetName : null );
        for ( Rule rule : this._ruleList ) {
            ruleset.addRule( rule );
        }
          final List<Import> importList = RuleSheetParserUtil.getImportList( getProperties().getProperty( IMPORT_TAG ) );
          for ( Import import1 : importList ) {
              ruleset.addImport( import1 );
          }
          final List<Global> variableList = RuleSheetParserUtil.getVariableList( getProperties().getProperty( VARIABLES_TAG ) ); // Set the list of variables to
          // be added to the
          // application-data tags
          for ( Global global : variableList ) {
              ruleset.addVariable( global );
          }


        final String functions = getProperties().getProperty( FUNCTIONS_TAG );
        ruleset.addFunctions( functions );
        return ruleset;
    }

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    public String compile(final InputStream xlsStream,
                          final InputType type,
                          final RuleSheetListener listener) {
        final DecisionTableParser parser = type.createParser( listener );
        parser.parseFile( xlsStream );
        final Package rulePackage = listener.getRuleSet();
        final DRLOutput out = new DRLOutput();
        rulePackage.renderDRL( out );
        return out.getDRL();
    }

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     */
    public String compile(final InputStream stream,
                          final String worksheetName) {
        final RuleSheetListener listener = getRuleSheetListener( stream,
                                                                 worksheetName );
        final Package rulePackage = listener.getRuleSet();
        final DRLOutput out = new DRLOutput();
        rulePackage.renderDRL( out );
        return out.getDRL();
    }

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Related Classes of org.drools.template.model.Package

org.drools.decisiontable.parser.DefaultRuleSheetListener

org.drools.decisiontable.parser.RuleWorksheetParseLargeTest

org.drools.decisiontable.parser.RuleWorksheetParseTest

org.drools.decisiontable.SpreadsheetCompiler

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