Examples of java.io.ObjectInputStream.readUTF()

java.io.ObjectInputStream.readUTF()
Reads and returns primitive data of type String read in UTF format from the receiver @return a String saved as primitive data usingObjectOutputStream.writeUTF() @throws IOException If an IO exception happened when reading the primitive data.

        int type = stream.readInt();


        Rule rule = null;
        if (stream.readBoolean()) {
            String pkgName = stream.readUTF();
            String ruleName = stream.readUTF();
            Package pkg = ruleBase.getPackage( pkgName );
            rule = pkg.getRule( ruleName );
        }


        LeftTuple leftTuple = null;

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        int factHandleId = stream.readInt();
        InternalFactHandle factHandle = context.handles.get( factHandleId );


        int activeActivations = stream.readInt();
        int dormantActivations = stream.readInt();
        String entryPointId = stream.readUTF();


        EntryPoint entryPoint = context.entryPoints.get( entryPointId );
        if (entryPoint == null) {
            entryPoint = new EntryPoint( entryPointId );
            context.entryPoints.put( entryPointId,

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        ObjectInputStream stream = context.stream;


        WorkItemImpl workItem = new WorkItemImpl();
        workItem.setId( stream.readLong() );
        workItem.setProcessInstanceId( stream.readLong() );
        workItem.setName( stream.readUTF() );
        workItem.setState( stream.readInt() );


        //WorkItem Paramaters
        int nbVariables = stream.readInt();
        if (nbVariables > 0) {

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        //WorkItem Paramaters
        int nbVariables = stream.readInt();
        if (nbVariables > 0) {


            for (int i = 0; i < nbVariables; i++) {
                String name = stream.readUTF();
                try {
                    int index = stream.readInt();
                    ObjectMarshallingStrategy strategy = null;
                    // Old way of retrieving strategy objects
                    if (index >= 0) {

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                            throw new IllegalStateException( "No strategy of with index " + index + " available." );
                        }
                    }
                    // New way 
                    else if (index == -2) {
                        String strategyClassName = stream.readUTF();
                        strategy = context.resolverStrategyFactory.getStrategyObject( strategyClassName );
                        if (strategy == null) {
                            throw new IllegalStateException( "No strategy of type " + strategyClassName + " available." );
                        }
                    }

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        agenda.setDormantActivations( stream.readInt() );
        agenda.setActiveActivations( stream.readInt() );


        while (stream.readShort() == PersisterEnums.AGENDA_GROUP) {
            BinaryHeapQueueAgendaGroup group = new BinaryHeapQueueAgendaGroup( stream.readUTF(),
                                                                               context.ruleBase );
            group.setActive( stream.readBoolean() );
            agenda.getAgendaGroupsMap().put( group.getName(),
                                             group );
        }

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            agenda.getAgendaGroupsMap().put( group.getName(),
                                             group );
        }


        while (stream.readShort() == PersisterEnums.AGENDA_GROUP) {
            String agendaGroupName = stream.readUTF();
            agenda.getStackList().add( agenda.getAgendaGroup( agendaGroupName ) );
        }


        while (stream.readShort() == PersisterEnums.RULE_FLOW_GROUP) {
            String rfgName = stream.readUTF();

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            String agendaGroupName = stream.readUTF();
            agenda.getStackList().add( agenda.getAgendaGroup( agendaGroupName ) );
        }


        while (stream.readShort() == PersisterEnums.RULE_FLOW_GROUP) {
            String rfgName = stream.readUTF();
            boolean active = stream.readBoolean();
            boolean autoDeactivate = stream.readBoolean();
            RuleFlowGroupImpl rfg = new RuleFlowGroupImpl( rfgName,
                                                           active,
                                                           autoDeactivate );

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            agenda.getRuleFlowGroupsMap().put( rfgName,
                                               rfg );
            int nbNodeInstances = stream.readInt();
            for (int i = 0; i < nbNodeInstances; i++) {
                Long processInstanceId = stream.readLong();
                String nodeInstanceId = stream.readUTF();
                rfg.addNodeInstance( processInstanceId,
                                     nodeInstanceId );
            }
        }

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        agenda.setDormantActivations( stream.readInt() );
        agenda.setActiveActivations( stream.readInt() );


        while (stream.readShort() == PersisterEnums.AGENDA_GROUP) {
            BinaryHeapQueueAgendaGroup group = new BinaryHeapQueueAgendaGroup( stream.readUTF(),
                                                                               context.ruleBase );
            group.setActive( stream.readBoolean() );
            agenda.getAgendaGroupsMap().put( group.getName(),
                                             group );
        }

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