package org.jbpm.process.builder;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;
import org.drools.RuleBase;
import org.drools.RuleBaseFactory;
import org.drools.WorkingMemory;
import org.drools.common.InternalWorkingMemory;
import org.drools.compiler.DialectCompiletimeRegistry;
import org.drools.compiler.PackageBuilder;
import org.drools.lang.descr.ActionDescr;
import org.drools.lang.descr.ProcessDescr;
import org.drools.rule.Package;
import org.drools.rule.builder.dialect.java.JavaDialect;
import org.drools.spi.ProcessContext;
import org.jbpm.JbpmTestCase;
import org.jbpm.process.builder.dialect.ProcessDialect;
import org.jbpm.process.builder.dialect.ProcessDialectRegistry;
import org.jbpm.process.instance.impl.Action;
import org.jbpm.workflow.core.DroolsAction;
import org.jbpm.workflow.core.impl.DroolsConsequenceAction;
import org.jbpm.workflow.core.impl.WorkflowProcessImpl;
import org.jbpm.workflow.core.node.ActionNode;
public class JavaActionBuilderTest extends JbpmTestCase {
public void setUp() {
}
public void testSimpleAction() throws Exception {
final Package pkg = new Package( "pkg1" );
ActionDescr actionDescr = new ActionDescr();
actionDescr.setText( "list.add( \"hello world\" );" );
PackageBuilder pkgBuilder = new PackageBuilder( pkg );
DialectCompiletimeRegistry dialectRegistry = pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectCompiletimeRegistry();
JavaDialect javaDialect = ( JavaDialect ) dialectRegistry.getDialect( "java" );
ProcessDescr processDescr = new ProcessDescr();
processDescr.setClassName( "Process1" );
processDescr.setName( "Process1" );
WorkflowProcessImpl process = new WorkflowProcessImpl();
process.setName( "Process1" );
process.setPackageName( "pkg1" );
ProcessBuildContext context = new ProcessBuildContext(pkgBuilder, pkgBuilder.getPackage(), null, processDescr, dialectRegistry, javaDialect);
context.init( pkgBuilder, pkg, null, dialectRegistry, javaDialect, null);
pkgBuilder.addPackageFromDrl( new StringReader("package pkg1;\nglobal java.util.List list;\n") );
ActionNode actionNode = new ActionNode();
DroolsAction action = new DroolsConsequenceAction("java", null);
actionNode.setAction(action);
ProcessDialect dialect = ProcessDialectRegistry.getDialect( "java" );
dialect.getActionBuilder().build( context, action, actionDescr, actionNode );
dialect.addProcess( context );
javaDialect.compileAll();
assertEquals( 0, javaDialect.getResults().size() );
final RuleBase ruleBase = RuleBaseFactory.newRuleBase();
ruleBase.addPackage( pkgBuilder.getPackage() );
final WorkingMemory wm = ruleBase.newStatefulSession();
List<String> list = new ArrayList<String>();
wm.setGlobal( "list", list );
ProcessContext processContext = new ProcessContext( ((InternalWorkingMemory) wm).getKnowledgeRuntime() );
((Action) actionNode.getAction().getMetaData("Action")).execute( processContext );
assertEquals("hello world", list.get(0) );
}
}