Examples of java.io.ObjectOutputStream.writeUTF()

java.io.ObjectOutputStream.writeUTF()
Write primitive data of type String (value) in UTF format into the receiver's underlying stream. @param value The primitive data to write @throws IOException If an IO exception happened when writing the primitive data.

    private void saveProcessInstanceType(MarshallerWriteContext context,
                                         ProcessInstance processInstance,
                                         String processInstanceType) throws IOException {
        ObjectOutputStream stream = context.stream;
        // saves the processInstance type first
        stream.writeUTF( processInstanceType );
    }


    @PreUpdate
    public void update() {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();

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                              }
                          } );
        for ( org.drools.runtime.process.ProcessInstance processInstance : processInstances ) {
            stream.writeShort(PersisterEnums.PROCESS_INSTANCE);
            String processType = processInstance.getProcess().getType();
            stream.writeUTF(processType);
            ProcessMarshallerRegistry.INSTANCE.getMarshaller(processType)
              .writeProcessInstance(context, processInstance);
        }
        stream.writeShort( PersisterEnums.END );
    }

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    public static void writeWorkItem(MarshallerWriteContext context,
                                     WorkItem workItem, boolean includeVariables) throws IOException {
        ObjectOutputStream stream = context.stream;
        stream.writeLong( workItem.getId() );
        stream.writeLong( workItem.getProcessInstanceId() );
        stream.writeUTF( workItem.getName() );
        stream.writeInt( workItem.getState() );


        if(includeVariables){
          Map<String, Object> parameters = workItem.getParameters();
          stream.writeInt( parameters.size() );

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        if(includeVariables){
          Map<String, Object> parameters = workItem.getParameters();
          stream.writeInt( parameters.size() );
          for ( Map.Entry<String, Object> entry : parameters.entrySet() ) {
              stream.writeUTF( entry.getKey() );
              stream.writeObject( entry.getValue() );
          }
      }
    }

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    public void writeProcessInstance(MarshallerWriteContext context,
            ProcessInstance processInstance) throws IOException {
        WorkflowProcessInstanceImpl workFlow = (WorkflowProcessInstanceImpl) processInstance;
        ObjectOutputStream stream = context.stream;
        stream.writeLong(workFlow.getId());
        stream.writeUTF(workFlow.getProcessId());
        stream.writeInt(workFlow.getState());
        stream.writeLong(workFlow.getNodeInstanceCounter());


        SwimlaneContextInstance swimlaneContextInstance = (SwimlaneContextInstance) workFlow.getContextInstance(SwimlaneContext.SWIMLANE_SCOPE);
        if (swimlaneContextInstance != null) {

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        SwimlaneContextInstance swimlaneContextInstance = (SwimlaneContextInstance) workFlow.getContextInstance(SwimlaneContext.SWIMLANE_SCOPE);
        if (swimlaneContextInstance != null) {
            Map<String, String> swimlaneActors = swimlaneContextInstance.getSwimlaneActors();
            stream.writeInt(swimlaneActors.size());
            for (Map.Entry<String, String> entry : swimlaneActors.entrySet()) {
                stream.writeUTF(entry.getKey());
                stream.writeUTF(entry.getValue());
            }
        } else {
            stream.writeInt(0);
        }

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        if (swimlaneContextInstance != null) {
            Map<String, String> swimlaneActors = swimlaneContextInstance.getSwimlaneActors();
            stream.writeInt(swimlaneActors.size());
            for (Map.Entry<String, String> entry : swimlaneActors.entrySet()) {
                stream.writeUTF(entry.getKey());
                stream.writeUTF(entry.getValue());
            }
        } else {
            stream.writeInt(0);
        }

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        stream.writeInt(notNullValues.size());
        for (String key : keys) {
            Object object = variables.get(key); 
            if(object != null){
                stream.writeUTF(key);
                int index = context.objectMarshallingStrategyStore.getStrategy(object);
                stream.writeInt(index);
                ObjectMarshallingStrategy strategy = context.objectMarshallingStrategyStore.getStrategy(index);
                if(strategy.accept(object)){
                    strategy.write(stream, object);

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        HostConfiguration hostConfig = hostGroup.getHostByName(hostname);
        String webAppPrefix = inControl.readUTF();
        WebAppConfiguration webAppConfig = hostConfig.getWebAppByURI(webAppPrefix);
        ObjectOutputStream outData = new ObjectOutputStream(out);
        if (webAppConfig == null) {
            outData.writeUTF(ClusterSessionSearch.SESSION_NOT_FOUND);
        } else {
            WinstoneSession session = webAppConfig.getSessionById(sessionId, true);
            if (session != null) {
                outData.writeUTF(ClusterSessionSearch.SESSION_FOUND);
                outData.writeObject(session);

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        if (webAppConfig == null) {
            outData.writeUTF(ClusterSessionSearch.SESSION_NOT_FOUND);
        } else {
            WinstoneSession session = webAppConfig.getSessionById(sessionId, true);
            if (session != null) {
                outData.writeUTF(ClusterSessionSearch.SESSION_FOUND);
                outData.writeObject(session);
                outData.flush();
                if (inControl.readUTF().equals(
                        ClusterSessionSearch.SESSION_RECEIVED))
                    session.passivate();

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