Package org.drools.ruleflow.core

Examples of org.drools.ruleflow.core.RuleFlowProcess

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     */
    public void onAttachmentAdded(AssetItem item) {
        String content = item.getContent();

        if ( content != null && !content.equals( "" ) ) {
            RuleFlowProcess process = readProcess( new ByteArrayInputStream( content.getBytes() ) );

            if ( process != null ) {
                String packageName = item.getPackageName();
                String originalPackageName = process.getPackageName();

                if ( !packageName.equals( originalPackageName ) ) {
                    process.setPackageName( packageName );

                    XmlRuleFlowProcessDumper dumper = XmlRuleFlowProcessDumper.INSTANCE;
                    String out = dumper.dump( process );

                    item.updateContent( out );
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    private static final LoggingHelper     log  = LoggingHelper.getLogger(BPMN2ProcessHandler.class);
   
    public void retrieveAssetContent(RuleAsset asset,
                                     PackageItem pkg,
                                     AssetItem item) throws SerializationException {
        RuleFlowProcess process = readProcess( new ByteArrayInputStream( item.getContent().getBytes() ) );
        if ( process != null ) {
            RuleFlowContentModel content = RuleFlowContentModelBuilder.createModel( process );
            content.setXml( item.getContent() );
            asset.content = content;
    } else {
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      asset.content = content;
    }
    }

    protected RuleFlowProcess readProcess(InputStream is) {
        RuleFlowProcess process = null;
        try {
            InputStreamReader reader = new InputStreamReader( is );
            PackageBuilderConfiguration configuration = new PackageBuilderConfiguration();
            configuration.initSemanticModules();
            configuration.addSemanticModule( new BPMNSemanticModule() );
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        // Added guards to check for nulls in the case where the ruleflows
        // have not been migrated from drools 4 to 5.
        //
        if ( content != null ) {
            if ( content.getXml() != null ) {
                RuleFlowProcess process = readProcess( new ByteArrayInputStream( content.getXml().getBytes() ) );

                if ( process != null ) {
                    RuleFlowProcessBuilder.updateProcess( process,
                                                          content.getNodes() );
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     */
    public void ruleFlowAttached(AssetItem item) {
        String content = item.getContent();

        if ( content != null && !content.equals( "" ) ) {
            RuleFlowProcess process = readProcess( new ByteArrayInputStream( content.getBytes() ) );
            if ( process != null ) {
                String packageName = item.getPackageName();
                String originalPackageName = process.getPackageName();
                if ( !packageName.equals( originalPackageName ) ) {
                    process.setPackageName( packageName );
                    XmlBPMNProcessDumper dumper = XmlBPMNProcessDumper.INSTANCE;
                    String out = dumper.dump( process );
                    item.updateContent( out );
                    item.checkin( "Changed BPMN2 process package from " + originalPackageName + " to " + packageName );
                }
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        processInstance = service.execute( getProcessInstanceCommand );
        assertNull( processInstance );
    }

    private static Package getProcessTimer2() {
        RuleFlowProcess process = new RuleFlowProcess();
        process.setId( "org.drools.test.ProcessTimer2" );
        process.setName( "ProcessTimer2" );
        process.setPackageName( "org.drools.test" );
        StartNode start = new StartNode();
        start.setId( 1 );
        start.setName( "Start" );
        process.addNode( start );
        TimerNode timerNode = new TimerNode();
        timerNode.setId( 2 );
        timerNode.setName( "Timer" );
        Timer timer = new Timer();
        timer.setDelay( "0" );
        timerNode.setTimer( timer );
        process.addNode( timerNode );
        new ConnectionImpl( start,
                            Node.CONNECTION_DEFAULT_TYPE,
                            timerNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        ActionNode actionNode = new ActionNode();
        actionNode.setId( 3 );
        actionNode.setName( "Action" );
        DroolsConsequenceAction action = new DroolsConsequenceAction();
        action.setDialect( "java" );
        action.setConsequence( "try { Thread.sleep(1000); } catch (Throwable t) {} System.out.println(\"Executed action\");" );
        actionNode.setAction( action );
        process.addNode( actionNode );
        new ConnectionImpl( timerNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            actionNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        EndNode end = new EndNode();
        end.setId( 6 );
        end.setName( "End" );
        process.addNode( end );
        new ConnectionImpl( actionNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            end,
                            Node.CONNECTION_DEFAULT_TYPE );
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        assertNull( processInstance );
        service.dispose();
    }

    private static Package getProcessWorkItems() {
        RuleFlowProcess process = new RuleFlowProcess();
        process.setId( "org.drools.test.TestProcess" );
        process.setName( "TestProcess" );
        process.setPackageName( "org.drools.test" );
        StartNode start = new StartNode();
        start.setId( 1 );
        start.setName( "Start" );
        process.addNode( start );
        ActionNode actionNode = new ActionNode();
        actionNode.setId( 2 );
        actionNode.setName( "Action" );
        DroolsConsequenceAction action = new DroolsConsequenceAction();
        action.setDialect( "java" );
        action.setConsequence( "System.out.println(\"Executed action\");" );
        actionNode.setAction( action );
        process.addNode( actionNode );
        new ConnectionImpl( start,
                            Node.CONNECTION_DEFAULT_TYPE,
                            actionNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        WorkItemNode workItemNode = new WorkItemNode();
        workItemNode.setId( 3 );
        workItemNode.setName( "WorkItem1" );
        Work work = new WorkImpl();
        work.setName( "MyWork" );
        workItemNode.setWork( work );
        process.addNode( workItemNode );
        new ConnectionImpl( actionNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            workItemNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        WorkItemNode workItemNode2 = new WorkItemNode();
        workItemNode2.setId( 4 );
        workItemNode2.setName( "WorkItem2" );
        work = new WorkImpl();
        work.setName( "MyWork" );
        workItemNode2.setWork( work );
        process.addNode( workItemNode2 );
        new ConnectionImpl( workItemNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            workItemNode2,
                            Node.CONNECTION_DEFAULT_TYPE );
        WorkItemNode workItemNode3 = new WorkItemNode();
        workItemNode3.setId( 5 );
        workItemNode3.setName( "WorkItem3" );
        work = new WorkImpl();
        work.setName( "MyWork" );
        workItemNode3.setWork( work );
        process.addNode( workItemNode3 );
        new ConnectionImpl( workItemNode2,
                            Node.CONNECTION_DEFAULT_TYPE,
                            workItemNode3,
                            Node.CONNECTION_DEFAULT_TYPE );
        EndNode end = new EndNode();
        end.setId( 6 );
        end.setName( "End" );
        process.addNode( end );
        new ConnectionImpl( workItemNode3,
                            Node.CONNECTION_DEFAULT_TYPE,
                            end,
                            Node.CONNECTION_DEFAULT_TYPE );
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        assertNull( processInstance );
        service.dispose();
    }

    private static Package getProcessSubProcess() {
        RuleFlowProcess process = new RuleFlowProcess();
        process.setId( "org.drools.test.ProcessSubProcess" );
        process.setName( "ProcessSubProcess" );
        process.setPackageName( "org.drools.test" );
        StartNode start = new StartNode();
        start.setId( 1 );
        start.setName( "Start" );
        process.addNode( start );
        ActionNode actionNode = new ActionNode();
        actionNode.setId( 2 );
        actionNode.setName( "Action" );
        DroolsConsequenceAction action = new DroolsConsequenceAction();
        action.setDialect( "java" );
        action.setConsequence( "System.out.println(\"Executed action\");" );
        actionNode.setAction( action );
        process.addNode( actionNode );
        new ConnectionImpl( start,
                            Node.CONNECTION_DEFAULT_TYPE,
                            actionNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        SubProcessNode subProcessNode = new SubProcessNode();
        subProcessNode.setId( 3 );
        subProcessNode.setName( "SubProcess" );
        subProcessNode.setProcessId( "org.drools.test.SubProcess" );
        process.addNode( subProcessNode );
        new ConnectionImpl( actionNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            subProcessNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        EndNode end = new EndNode();
        end.setId( 4 );
        end.setName( "End" );
        process.addNode( end );
        new ConnectionImpl( subProcessNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            end,
                            Node.CONNECTION_DEFAULT_TYPE );

        PackageBuilder packageBuilder = new PackageBuilder();
        ProcessBuilder processBuilder = new ProcessBuilder( packageBuilder );
        processBuilder.buildProcess( process,
                                     null );

        process = new RuleFlowProcess();
        process.setId( "org.drools.test.SubProcess" );
        process.setName( "SubProcess" );
        process.setPackageName( "org.drools.test" );
        start = new StartNode();
        start.setId( 1 );
        start.setName( "Start" );
        process.addNode( start );
        actionNode = new ActionNode();
        actionNode.setId( 2 );
        actionNode.setName( "Action" );
        action = new DroolsConsequenceAction();
        action.setDialect( "java" );
        action.setConsequence( "System.out.println(\"Executed action\");" );
        actionNode.setAction( action );
        process.addNode( actionNode );
        new ConnectionImpl( start,
                            Node.CONNECTION_DEFAULT_TYPE,
                            actionNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        WorkItemNode workItemNode = new WorkItemNode();
        workItemNode.setId( 3 );
        workItemNode.setName( "WorkItem1" );
        Work work = new WorkImpl();
        work.setName( "MyWork" );
        workItemNode.setWork( work );
        process.addNode( workItemNode );
        new ConnectionImpl( actionNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            workItemNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        end = new EndNode();
        end.setId( 6 );
        end.setName( "End" );
        process.addNode( end );
        new ConnectionImpl( workItemNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            end,
                            Node.CONNECTION_DEFAULT_TYPE );
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        log.info( "---> session disposed" );
        assertNull( processInstance );
    }

    private static Package getProcessTimer() {
        RuleFlowProcess process = new RuleFlowProcess();
        process.setId( "org.drools.test.ProcessTimer" );
        process.setName( "ProcessTimer" );
        process.setPackageName( "org.drools.test" );
        StartNode start = new StartNode();
        start.setId( 1 );
        start.setName( "Start" );
        process.addNode( start );
        TimerNode timerNode = new TimerNode();
        timerNode.setId( 2 );
        timerNode.setName( "Timer" );
        Timer timer = new Timer();
        timer.setDelay( "2000" );
        timerNode.setTimer( timer );
        process.addNode( timerNode );
        new ConnectionImpl( start,
                            Node.CONNECTION_DEFAULT_TYPE,
                            timerNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        ActionNode actionNode = new ActionNode();
        actionNode.setId( 3 );
        actionNode.setName( "Action" );
        DroolsConsequenceAction action = new DroolsConsequenceAction();
        action.setDialect( "java" );
        action.setConsequence( "System.out.println(\"Executed action\");" );
        actionNode.setAction( action );
        process.addNode( actionNode );
        new ConnectionImpl( timerNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            actionNode,
                            Node.CONNECTION_DEFAULT_TYPE );
        EndNode end = new EndNode();
        end.setId( 6 );
        end.setName( "End" );
        process.addNode( end );
        new ConnectionImpl( actionNode,
                            Node.CONNECTION_DEFAULT_TYPE,
                            end,
                            Node.CONNECTION_DEFAULT_TYPE );
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        stream.setMode( XStream.ID_REFERENCES );
        final ClassLoader oldLoader = Thread.currentThread().getContextClassLoader();
        final ClassLoader newLoader = this.getClass().getClassLoader();
        try {
            Thread.currentThread().setContextClassLoader( newLoader );
            final RuleFlowProcess process = (RuleFlowProcess) stream.fromXML( reader );
            addProcess( process );
        } finally {
            Thread.currentThread().setContextClassLoader( oldLoader );
        }
        reader.close();
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Related Classes of org.drools.ruleflow.core.RuleFlowProcess

  • org.drools.bpmn2.BPMN2XMLTest
  • org.drools.bpmn2.legacy.beta1.DefinitionsHandler
  • org.drools.bpmn2.legacy.beta1.di.ProcessDiagramHandler
  • org.drools.bpmn2.legacy.beta1.ProcessHandler
  • org.drools.bpmn2.SimpleBPMNProcessTest
  • org.drools.bpmn2.xml.DefinitionsHandler
  • org.drools.bpmn2.xml.di.BPMNPlaneHandler
  • org.drools.bpmn2.xml.ProcessHandler
  • org.drools.compiler.ProcessBuilder
  • org.drools.compiler.xml.processes.ProcessHandler
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