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The Drools and jBPM internal API which is NOT backwards compatible between releases.

There is a newer version: 9.44.0.Final

/*
 * Copyright 2005 JBoss Inc
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.internal.ruleunit;

import org.kie.api.definition.KiePackage;
import org.kie.api.internal.utils.KieService;

public interface RuleUnitComponentFactory extends KieService {
    class FactoryHolder {
        private static final RuleUnitComponentFactory factory = KieService.load(RuleUnitComponentFactory.class);
    }

    static RuleUnitComponentFactory get() {
        return FactoryHolder.factory;
    }

    RuleUnitDescription createRuleUnitDescription( KiePackage pkg, Class ruleUnitClass );

    /**
     * Creates a rule unit description from the given qualified name.
     * Optional operation (may be provided by alternative implementations)
     * @return null if not supported or missing.
     */
    RuleUnitDescription createRuleUnitDescription( KiePackage pkg, String ruleUnitSimpleName );

    boolean isRuleUnitClass( Class ruleUnitClass );
    boolean isDataSourceClass( Class ruleUnitClass );
}