Package org.drools.lang.descr

Examples of org.drools.lang.descr.ForallDescr

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                      pack.getRules().size() );
        final RuleDescr rule = (RuleDescr) pack.getRules().get( 0 );
        assertEquals( 1,
                      rule.getLhs().getDescrs().size() );

        final ForallDescr forall = (ForallDescr) rule.getLhs().getDescrs().get( 0 );

        assertEquals( 2,
                      forall.getDescrs().size() );
        final PatternDescr pattern = forall.getBasePattern();
        assertEquals( "Person",
                      pattern.getObjectType() );
        final List remaining = forall.getRemainingPatterns();
        assertEquals( 1,
                      remaining.size() );
        final PatternDescr cheese = (PatternDescr) remaining.get( 0 );
        assertEquals( "Cheese",
                      cheese.getObjectType() );
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                        final Attributes attrs,
                        final ExtensibleXmlParser parser) throws SAXException {
        parser.startElementBuilder( localName,
                                    attrs );

        final ForallDescr forallDescr = new ForallDescr();

        return forallDescr;
    }
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    public Object end(final String uri,
                      final String localName,
                      final ExtensibleXmlParser parser) throws SAXException {
        final Element element = parser.endElementBuilder();

        final ForallDescr forallDescr = (ForallDescr) parser.getCurrent();

        final Object parent = parser.getParent();

        final ConditionalElementDescr parentDescr = (ConditionalElementDescr) parent;
        parentDescr.addDescr( forallDescr );
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    }

    public RuleConditionElement build(final RuleBuildContext context,
                                    final BaseDescr descr,
                                    final Pattern prefixPattern) {
        final ForallDescr forallDescr = (ForallDescr) descr;

        final PatternBuilder patternBuilder = (PatternBuilder) context.getDialect().getBuilder( PatternDescr.class );
        final Pattern basePattern = (Pattern) patternBuilder.build( context,
                                                                    forallDescr.getBasePattern() );

        if ( basePattern == null ) {
            return null;
        }

        final Forall forall = new Forall( basePattern );

        // adding the newly created forall CE to the build stack
        // this is necessary in case of local declaration usage
        context.getBuildStack().push( forall );

        for ( final Iterator it = forallDescr.getRemainingPatterns().iterator(); it.hasNext(); ) {
            final Pattern anotherPattern = (Pattern) patternBuilder.build( context,
                                                                           (PatternDescr) it.next() );
            forall.addRemainingPattern( anotherPattern );
        }
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public class ForallDescrBuilderImpl<P extends DescrBuilder< ?, ? >> extends BaseDescrBuilderImpl<P, ForallDescr>
    implements
    ForallDescrBuilder<P> {

    public ForallDescrBuilderImpl(P parent) {
        super( parent, new ForallDescr() );
    }
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        xmlPackageReader.read( new InputStreamReader( getClass().getResourceAsStream( "test_ParseForall.xml" ) ) );
        final PackageDescr packageDescr = xmlPackageReader.getPackageDescr();
        assertNotNull( packageDescr );

        RuleDescr obj = (RuleDescr) packageDescr.getRules().get( 0 );
        ForallDescr forall = (ForallDescr) obj.getLhs().getDescrs().get( 0 );
        List forallPaterns = forall.getDescrs();

        PatternDescr pattarnState = (PatternDescr) forallPaterns.get( 0 );
        PatternDescr personState = (PatternDescr) forallPaterns.get( 1 );
        PatternDescr cheeseState = (PatternDescr) forallPaterns.get( 2 );
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                      pkg.getRules().size() );
        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( 1,
                      rule.getLhs().getDescrs().size() );

        final ForallDescr forall = (ForallDescr) rule.getLhs().getDescrs().get( 0 );

        assertEquals( 2,
                      forall.getDescrs().size() );
        final PatternDescr pattern = forall.getBasePattern();
        assertEquals( "Person",
                      pattern.getObjectType() );
        final List remaining = forall.getRemainingPatterns();
        assertEquals( 1,
                      remaining.size() );
        final PatternDescr cheese = (PatternDescr) remaining.get( 0 );
        assertEquals( "Cheese",
                      cheese.getObjectType() );
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                      pkg.getRules().size() );
        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( 1,
                      rule.getLhs().getDescrs().size() );

        final ForallDescr forall = (ForallDescr) rule.getLhs().getDescrs().get( 0 );

        assertEquals( 2,
                      forall.getDescrs().size() );
        final PatternDescr pattern = forall.getBasePattern();
        assertEquals( "Person",
                      pattern.getObjectType() );
        assertEquals( "$village",
                      ((FromDescr) pattern.getSource()).getDataSource().toString() );
        final List remaining = forall.getRemainingPatterns();
        assertEquals( 1,
                      remaining.size() );
        final PatternDescr cheese = (PatternDescr) remaining.get( 0 );
        assertEquals( "Cheese",
                      cheese.getObjectType() );
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                      pkg.getRules().size() );
        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( 1,
                      rule.getLhs().getDescrs().size() );

        final ForallDescr forall = (ForallDescr) rule.getLhs().getDescrs().get( 0 );

        assertEquals( 2,
                      forall.getDescrs().size() );
        final PatternDescr pattern = forall.getBasePattern();
        assertEquals( "Person",
                      pattern.getObjectType() );
        final List remaining = forall.getRemainingPatterns();
        assertEquals( 1,
                      remaining.size() );
        final PatternDescr cheese = (PatternDescr) remaining.get( 0 );
        assertEquals( "Cheese",
                      cheese.getObjectType() );
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                      pkg.getRules().size() );
        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( 1,
                      rule.getLhs().getDescrs().size() );

        final ForallDescr forall = (ForallDescr) rule.getLhs().getDescrs().get( 0 );

        assertEquals( 2,
                      forall.getDescrs().size() );
        final PatternDescr pattern = forall.getBasePattern();
        assertEquals( "Person",
                      pattern.getObjectType() );
        assertEquals( "$village",
                      ((FromDescr) pattern.getSource()).getDataSource().toString() );
        final List remaining = forall.getRemainingPatterns();
        assertEquals( 1,
                      remaining.size() );
        final PatternDescr cheese = (PatternDescr) remaining.get( 0 );
        assertEquals( "Cheese",
                      cheese.getObjectType() );
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Related Classes of org.drools.lang.descr.ForallDescr

  • org.drools.compiler.xml.rules.ForallHandler
  • org.drools.compiler.xml.rules.XmlPackageReaderTest
  • org.drools.lang.api.ForallDescrBuilderImpl
  • org.drools.lang.api.impl.ForallDescrBuilderImpl
  • org.drools.lang.RuleParserTest
  • org.drools.rule.builder.ForallBuilder
  • org.drools.xml.ForallHandler
  • org.drools.xml.rules.ForallHandler
  • org.drools.xml.rules.XmlPackageReaderTest
  • org.drools.xml.XmlPackageReaderTest
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