SimpleDroolsFlowTest.java

/**
 * Copyright 2010 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.drools.osworkflow.test;

import java.io.InputStreamReader;
import java.io.Reader;

import junit.framework.TestCase;

import org.drools.RuleBase;
import org.drools.RuleBaseFactory;
import org.drools.StatefulSession;
import org.drools.compiler.PackageBuilder;
import org.drools.rule.Package;
 
public class SimpleDroolsFlowTest extends TestCase {
 
	public void testSimple() {
		try {
			// load the process
			RuleBase ruleBase = createKnowledgeBase();
			// create a new session
			StatefulSession session = ruleBase.newStatefulSession();
			// start a new process instance
			session.startProcess("simple");
		} catch (Throwable t) {
			t.printStackTrace();
		}
	}

	private RuleBase createKnowledgeBase() throws Exception {
		// create a builder
		PackageBuilder builder = new PackageBuilder();
		// load the process
		Reader source = new InputStreamReader(SimpleDroolsFlowTest.class
				.getResourceAsStream("/simple.rf"));
		builder.addProcessFromXml(source);
		// create the knowledge base
		Package pkg = builder.getPackage();
		RuleBase ruleBase = RuleBaseFactory.newRuleBase();
		ruleBase.addPackage(pkg);
		return ruleBase;
	}

}