Package org.drools.compiler.compiler

Examples of org.drools.compiler.compiler.DrlParser

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    }

    @Test
    public void testExpanderMultipleConstraintsFlush() throws Exception {
        final DrlParser parser = new DrlParser(LanguageLevelOption.DRL5);
        // this is similar to the other test, but it requires a flush to add the
        // constraints
        final PackageDescr pkg = parser.parse( this.getReader( "expander_multiple_constraints_flush.dslr" ),
                                               this.getReader( "multiple_constraints.dsl" ) );

        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( 1,
                      rule.getLhs().getDescrs().size() );
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                                          byte[] cb) {
        ResourceChangeSet pkgcs = new ResourceChangeSet( file, ChangeType.UPDATED );
        ResourceType type = ResourceType.determineResourceType( file );
        if( ResourceType.DRL.equals( type ) || ResourceType.GDRL.equals( type ) || ResourceType.RDRL.equals( type )) {
            try {
                PackageDescr opkg = new DrlParser().parse( new ByteArrayResource( ob ) );
                PackageDescr cpkg = new DrlParser().parse( new ByteArrayResource( cb ) );
               
                List<RuleDescr> orules = new ArrayList<RuleDescr>( opkg.getRules() ); // needs to be cloned
                String pkgName = isEmpty(cpkg.getName()) ? getDefaultPackageName() : cpkg.getName();

                for( RuleDescr crd : cpkg.getRules() ) {
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    public void testMVELDebugSymbols() throws DroolsParserException {

        MVELDebugHandler.setDebugMode( true );

        try {
            final DrlParser parser = new DrlParser(LanguageLevelOption.DRL5);
            final PackageDescr pkgDescr = parser.parse( new InputStreamReader( getClass().getResourceAsStream( "mvel_rule.drl" ) ) );

            // just checking there is no parsing errors
            assertFalse( parser.getErrors().toString(),
                                parser.hasErrors() );

            final Package pkg = new Package( "org.drools" );

            final RuleDescr ruleDescr = pkgDescr.getRules().get( 0 );
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    public KObject toKObject( final Path path ) {
        KObject index = null;

        try {
            final String drl = ioService.readAllString( path );
            final DrlParser drlParser = new DrlParser();
            final PackageDescr packageDescr = drlParser.parse( true,
                                                               drl );
            if ( packageDescr == null ) {
                logger.error( "Unable to parse DRL for '" + path.toUri().toString() + "'." );
                return index;
            }
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        KObject index = null;
        try {
            final String dslr = ioService.readAllString( path );
            final Expander expander = getDSLExpander( path );
            final String drl = expander.expand( dslr );
            final DrlParser drlParser = new DrlParser();
            final PackageDescr packageDescr = drlParser.parse( true,
                                                               drl );
            if ( packageDescr == null ) {
                logger.error( "Unable to parse DRL for '" + path.toUri().toString() + "'." );
                return index;
            }
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                }

                final String drl = makeDrl( path,
                                            lhs,
                                            rhs );
                final DrlParser drlParser = new DrlParser();
                final PackageDescr packageDescr = drlParser.parse( true,
                                                                   drl );
                if ( packageDescr == null ) {
                    logger.error( "Unable to parse DRL for '" + path.toUri().toString() + "'." );
                    return index;
                }
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                                                PackageIntegrationException,
                                                DroolsParserException {
        final InputStream is = getClass().getClassLoader().getResourceAsStream( "simplerule.drl" );
        String drl = streamToString( is );

        DrlParser parser = new DrlParser();
        PackageDescr packageDescr = parser.parse(drl);
        PackageBuilder builder = new PackageBuilder();
        builder.addPackage(packageDescr);
        Package pkg = builder.getPackage();
        ReteooRuleBase ruleBase = (ReteooRuleBase) RuleBaseFactory.newRuleBase(RuleBase.RETEOO);
        ruleBase.addPackage(pkg);
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        l.add( add1 );
        l.add( add2 );

        p.setAddresses( l );

        DrlParser parser = new DrlParser( LanguageLevelOption.DRL5 );
        PackageDescr desc = parser.parse( new InputStreamReader( getClass().getResourceAsStream( "nested_fields.drl" ) ) );
        List packageAttrs = desc.getAttributes();
        assertEquals( 1,
                      desc.getRules().size() );
        assertEquals( 1,
                      packageAttrs.size() );
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                      ((List) ksession.getGlobal( "list" )).get( 5 ) );
    }

    @Test
    public void testFromWithNewConstructor() throws Exception {
        DrlParser parser = new DrlParser( LanguageLevelOption.DRL5 );
        PackageDescr descr = parser.parse( new InputStreamReader( getClass().getResourceAsStream( "test_FromWithNewConstructor.drl" ) ) );

        Collection<KnowledgePackage> pkgs = loadKnowledgePackages( descr );
        pkgs = SerializationHelper.serializeObject( pkgs );
    }
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        assertTrue( rhsError.getLine() >= 8 && rhsError.getLine() <= 17 ); // TODO this should be 16
    }

    @Test
    public void testErrorsParser() throws Exception {
        final DrlParser parser = new DrlParser( LanguageLevelOption.DRL5 );
        assertEquals( 0,
                      parser.getErrors().size() );
        parser.parse( new InputStreamReader( getClass().getResourceAsStream( "errors_parser_multiple.drl" ) ) );
        assertTrue( parser.hasErrors() );
        assertTrue( parser.getErrors().size() > 0 );
        assertTrue( parser.getErrors().get( 0 ) instanceof ParserError);
        final ParserError first = ((ParserError) parser.getErrors().get( 0 ));
        assertTrue( first.getMessage() != null );
        assertFalse( first.getMessage().equals( "" ) );
    }
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Related Classes of org.drools.compiler.compiler.DrlParser

  • org.drools.compiler.builder.impl.KnowledgeBuilderImpl
  • org.drools.compiler.CommonTestMethodBase
  • org.drools.compiler.compiler.xml.rules.DumperTestHelper
  • org.drools.compiler.integrationtests.ConsequenceOffsetTest
  • org.drools.compiler.integrationtests.LargeRuleBase
  • org.drools.compiler.integrationtests.LargeRuleBaseSerializationTest
  • org.drools.compiler.integrationtests.Misc2Test
  • org.drools.compiler.integrationtests.MiscTest
  • org.drools.compiler.integrationtests.waltz.Waltz
  • org.drools.compiler.kie.util.ChangeSetBuilder
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