Package org.drools.core.rule

Examples of org.drools.core.rule.Package

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    public void removeRule( final String packageName,
                            final String ruleName ) {
        lock();
        try {
            final Package pkg = this.pkgs.get( packageName );
            if (pkg == null) {
                throw new IllegalArgumentException( "Package name '" + packageName +
                                                    "' does not exist for this Rule Base." );
            }

            final Rule rule = pkg.getRule( ruleName );
            if (rule == null) {
                throw new IllegalArgumentException( "Rule name '" + ruleName +
                                                    "' does not exist in the Package '" +
                                                    packageName +
                                                    "'." );
            }

            this.removalsSinceLock++;

            removeRule( pkg,
                        rule );
            pkg.removeRule( rule );
            addReloadDialectDatas( pkg.getDialectRuntimeRegistry() );
        } finally {
            unlock();
        }
    }
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    public void removeFunction( final String packageName,
                                final String functionName ) {
        lock();
        try {
            final Package pkg = this.pkgs.get( packageName );
            if (pkg == null) {
                throw new IllegalArgumentException( "Package name '" + packageName +
                                                    "' does not exist for this Rule Base." );
            }

            if (!pkg.getFunctions().containsKey( functionName )) {
                throw new IllegalArgumentException( "function name '" + packageName +
                                                    "' does not exist in the Package '" +
                                                    packageName +
                                                    "'." );
            }

            removeFunction( pkg,
                            functionName );
            pkg.removeFunction( functionName );

            addReloadDialectDatas( pkg.getDialectRuntimeRegistry() );
        } finally {
            unlock();
        }
    }
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        }
    }


    private Package getPackage(String pack) {
        Package pkg = ruleBase.getPackage( pack );
        if ( pkg == null ) {
            pkg = new Package( pack );
            JavaDialectRuntimeData data = new JavaDialectRuntimeData();
            pkg.getDialectRuntimeRegistry().setDialectData( "java", data );
            data.onAdd(pkg.getDialectRuntimeRegistry(),
                    ruleBase.getRootClassLoader());
            ruleBase.addPackages( Arrays.asList(pkg) );
        }
        return pkg;
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    }

    private ClassDefinition buildWrapperClassDefinition(Class<K> coreKlazz, Class<? extends CoreWrapper<K>> wrapperClass) throws IOException {
        ClassFieldInspector inspector = new ClassFieldInspector( coreKlazz );

        Package traitPackage = ruleBase.getPackagesMap().get( pack );
        if ( traitPackage == null ) {
            traitPackage = new Package( pack );
            traitPackage.setClassFieldAccessorCache( ruleBase.getClassFieldAccessorCache() );
            ruleBase.getPackagesMap().put( pack, traitPackage );
        }
        ClassFieldAccessorStore store = traitPackage.getClassFieldAccessorStore();

        String className = coreKlazz.getName() + "Wrapper";
        String superClass = coreKlazz.getName();
        String[] interfaces = new String[] {CoreWrapper.class.getName()};
        ClassDefinition def = new ClassDefinition( className, superClass, interfaces );
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    private List<String> getSettableProperties(InternalWorkingMemory workingMemory, Class<?> classType, String pkgName) {
        if ( pkgName.equals( "java.lang" ) || pkgName.equals( "java.util" ) ) {
            return Collections.EMPTY_LIST;
        }
        Package pkg = workingMemory.getRuleBase().getPackage( pkgName );
        TypeDeclaration tdecl =  pkg != null ? pkg.getTypeDeclaration( classType ) : null;
        return tdecl != null ? tdecl.getSettableProperties() : Collections.EMPTY_LIST;
    }
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            this.updateEqualsMap = _assert.getUpdateEqualsMap();

            if ( _assert.hasTuple() ) {
                String pkgName = _assert.getOriginPkgName();
                String ruleName = _assert.getOriginRuleName();
                Package pkg = context.ruleBase.getPackage( pkgName );
                this.ruleOrigin = pkg.getRule( ruleName );
                this.leftTuple = context.filter.getTuplesCache().get( PersisterHelper.createActivationKey(pkgName, ruleName, _assert.getTuple()) );
            }
        }
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        wrapper.init( core );
        return wrapper;
    }

    protected  <K> ClassDefinition lookupClassDefinition( K core ) {
        Package pack = this.getWorkingMemory().getRuleBase().getPackage( core.getClass().getPackage().getName() );
        if ( pack != null ) {
            TypeDeclaration decl = pack.getTypeDeclaration( core.getClass() );
            if ( decl != null ) {
                return decl.getTypeClassDef();
            }
        }
        return null;
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                                          builder.getPackageRegistry( packageDescr.getNamespace() ).getDialectCompiletimeRegistry() );
                } else {
                    result = new DRLInfo( resource == null ? "" : resource.getProjectRelativePath().toString(),
                                          packageDescr,
                                          parserErrors,
                                          new PackageRegistry(builder, new Package("")).getDialectCompiletimeRegistry() );
                }

                // cache result
                if ( useCache && resource != null) {
                    if ( compile && !parser.hasErrors() ) {
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import org.drools.core.spi.InternalReadAccessor;

public class FactTemplateFieldExtractorTest {
    @Test
    public void testExtractor() {
        final Package pkg = new Package( "org.store" );

        final FieldTemplate cheeseName = new FieldTemplateImpl( "name",
                                                                0,
                                                                String.class );
        final FieldTemplate cheesePrice = new FieldTemplateImpl( "price",
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        assertFalse( extractPrice.isNullValue( null, stilton ) );
    }

    @Test
    public void testDeclaration() {
        final Package pkg = new Package( "org.store" );

        final FieldTemplate cheeseName = new FieldTemplateImpl( "name",
                                                                0,
                                                                String.class );
        final FieldTemplate cheesePrice = new FieldTemplateImpl( "price",
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Related Classes of org.drools.core.rule.Package

  • org.drools.compiler.compiler.CompilerPerfProfileTest
  • org.drools.compiler.compiler.PackageBuilder
  • org.drools.compiler.compiler.PackageBuilderConfigurationTest
  • org.drools.compiler.compiler.PackageBuilderTest
  • org.drools.compiler.compiler.PackageRegistry
  • org.drools.compiler.compiler.RuleBaseLoader
  • org.drools.compiler.integrationtests.DynamicRulesTest
  • org.drools.compiler.integrationtests.eventgenerator.example.ExampleScenario
  • org.drools.compiler.integrationtests.ExecutionFlowControlTest
  • org.drools.compiler.integrationtests.FirstOrderLogicTest
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