Package org.drools.lang.dsl

Examples of org.drools.lang.dsl.DefaultExpander

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        String brl = loadBrlFile(resource.getReader());
    RuleModel model = BRXMLPersistence.getInstance().unmarshal(brl);
    String drl = BRDRLPersistence.getInstance().marshal(model);
        final DrlParser parser = new DrlParser();
        DefaultExpander expander = getDslExpander();

        try {
            String str = expander.expand( new StringReader(drl) );
            if ( expander.hasErrors() ) {
                this.results.addAll( expander.getErrors() );
            }

            final PackageDescr pkg = parser.parse( str );
            this.results.addAll( parser.getErrors() );
            if ( !parser.hasErrors() ) {
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    /**
     * Returns an expander for DSLs (only if there is a DSL configured for this package).
     */
    public DefaultExpander getDslExpander() {
        DefaultExpander expander = new DefaultExpander();
        if ( this.dslFiles == null || this.dslFiles.isEmpty() ) {
            return expander;
        }
        for ( DSLMappingFile file : this.dslFiles ) {
            expander.addDSLMapping( file.getMapping() );
        }
        return expander;
    }
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    public void addPackageFromDslr( final Resource resource ) throws DroolsParserException,
            IOException {
        this.resource = resource;

        final DrlParser parser = new DrlParser();
        DefaultExpander expander = getDslExpander();

        try {
            if (expander == null) {
                expander = new DefaultExpander();
            }
            String str = expander.expand( resource.getReader() );
            if (expander.hasErrors()) {
                this.results.addAll( expander.getErrors() );
            }

            final PackageDescr pkg = parser.parse( str );
            this.results.addAll( parser.getErrors() );
            if (!parser.hasErrors()) {
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            Reader knowledge = provider.getKnowledgeReader( resource );

            DrlParser parser = new DrlParser();

            if (provider.hasDSLSentences()) {
                DefaultExpander expander = getDslExpander();

                if (null != expander) {
                    knowledge = new StringReader( expander.expand( knowledge ) );
                    if (expander.hasErrors())
                        this.results.addAll( expander.getErrors() );
                }
            }

            PackageDescr pkg = parser.parse( knowledge );
            if (parser.hasErrors()) {
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    /**
     * Returns an expander for DSLs (only if there is a DSL configured for this
     * package).
     */
    public DefaultExpander getDslExpander() {
        DefaultExpander expander = new DefaultExpander();
        if (this.dslFiles == null || this.dslFiles.isEmpty()) {
            return null;
        }
        for (DSLMappingFile file : this.dslFiles) {
            expander.addDSLMapping( file.getMapping() );
        }
        return expander;
    }
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    public void addPackageFromDslr(final Resource resource) throws DroolsParserException,
                                                             IOException {
        this.resource = resource;

        final DrlParser parser = new DrlParser();
        DefaultExpander expander = getDslExpander();

        try {
            if ( expander == null ) {
                expander = new DefaultExpander();
            }
            String str = expander.expand( resource.getReader() );
            if ( expander.hasErrors() ) {
                this.results.addAll( expander.getErrors() );
            }

            final PackageDescr pkg = parser.parse( str );
            this.results.addAll( parser.getErrors() );
            if ( !parser.hasErrors() ) {
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            Reader knowledge = provider.getKnowledgeReader( resource );

            DrlParser parser = new DrlParser();

            if ( provider.hasDSLSentences() ) {
                DefaultExpander expander = getDslExpander();

                if ( null != expander ) {
                    knowledge = new StringReader( expander.expand( knowledge ) );
                    if ( expander.hasErrors() ) this.results.addAll( expander.getErrors() );
                }
            }

            PackageDescr pkg = parser.parse( knowledge );
            if ( parser.hasErrors() ) {
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    /**
     * Returns an expander for DSLs (only if there is a DSL configured for this
     * package).
     */
    public DefaultExpander getDslExpander() {
        DefaultExpander expander = new DefaultExpander();
        if ( this.dslFiles == null || this.dslFiles.isEmpty() ) {
            return null;
        }
        for ( DSLMappingFile file : this.dslFiles ) {
            expander.addDSLMapping( file.getMapping() );
        }
        return expander;
    }
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    public void addPackageFromDslr(final Resource resource) throws DroolsParserException,
                                                           IOException {
        this.resource = resource;

        final DrlParser parser = new DrlParser();
        DefaultExpander expander = getDslExpander();

        try {
            if ( expander == null ) {
                expander = new DefaultExpander();
            }
            String str = expander.expand( resource.getReader() );
            if ( expander.hasErrors() ) {
                this.results.addAll( expander.getErrors() );
            }

            final PackageDescr pkg = parser.parse( str );
            this.results.addAll( parser.getErrors() );
            if ( !parser.hasErrors() ) {
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    try {
          BusinessRuleProvider provider = BusinessRuleProviderFactory.getInstance().getProvider();
          Reader knowledge = provider.getKnowledgeReader(resource);

      DrlParser parser = new DrlParser();
          DefaultExpander expander = getDslExpander();

          if (null != expander) {
            knowledge = new StringReader(expander.expand(knowledge));
            if (expander.hasErrors())
              this.results.addAll(expander.getErrors());
          }

          PackageDescr pkg = parser.parse(knowledge);
          if (parser.hasErrors()) {
            this.results.addAll(parser.getErrors());
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Related Classes of org.drools.lang.dsl.DefaultExpander

  • org.drools.compiler.DrlParserTest
  • org.drools.compiler.PackageBuilder
  • org.drools.contrib.DroolsCompilerAntTask
  • org.drools.eclipse.dsl.editor.DSLRuleEditor2
  • org.drools.eclipse.dsl.editor.DSLtoDRLDocument
  • org.drools.guvnor.server.builder.BRMSPackageBuilder
  • org.drools.guvnor.server.contenthandler.drools.DSLRuleContentHandler
  • org.drools.guvnor.server.contenthandler.DSLRuleContentHandler
  • org.drools.lang.ErrorsParserTest
  • org.drools.lang.RuleParserTest
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