Examples of OCommandExecutor

com.orientechnologies.orient.core.command.OCommandExecutor
Generic GOF command pattern implementation. @author Luca Garulli @param < T>

Examples of com.orientechnologies.orient.core.command.OCommandExecutor


  /**
   * Execute the command request and return the result back.
   */
  public Object command(final OCommandRequestText iCommand) {
    final OCommandExecutor executor = OCommandManager.instance().getExecutor(iCommand);
    executor.setProgressListener(iCommand.getProgressListener());
    executor.parse(iCommand);
    try {
      return executor.execute(iCommand.getParameters());
    } catch (OException e) {
      // PASS THROUGHT
      throw e;
    } catch (Exception e) {
      throw new OCommandExecutionException("Error on execution of command: " + iCommand, e);

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Examples of com.orientechnologies.orient.core.command.OCommandExecutor


  /**
   * Execute the command request and return the result back.
   */
  public Object command(final OCommandRequestText iCommand) {
    final OCommandExecutor executor = OCommandManager.instance().getExecutor(iCommand);
    executor.setProgressListener(iCommand.getProgressListener());
    executor.parse(iCommand);
    try {
      return executor.execute(iCommand.getParameters());
    } catch (OCommandExecutionException e) {
      // PASS THROUGHT
      throw e;
    } catch (Exception e) {
      throw new OCommandExecutionException("Error on execution of command: " + iCommand, e);

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Examples of com.orientechnologies.orient.core.command.OCommandExecutor


  /**
   * Execute the command request and return the result back.
   */
  public Object command(final OCommandRequestText iCommand) {
    final OCommandExecutor executor = OCommandManager.instance().getExecutor(iCommand);
    executor.setProgressListener(iCommand.getProgressListener());
    executor.parse(iCommand);
    try {
      return executor.execute(iCommand.getParameters());
    } catch (OException e) {
      // PASS THROUGHT
      throw e;
    } catch (Exception e) {
      throw new OCommandExecutionException("Error on execution of command: " + iCommand, e);

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Examples of com.orientechnologies.orient.core.command.OCommandExecutor


  /**
   * Execute the command request and return the result back.
   */
  public Object command(final OCommandRequestText iCommand) {
    final OCommandExecutor executor = OCommandManager.instance().getExecutor(iCommand);
    executor.setProgressListener(iCommand.getProgressListener());
    executor.parse(iCommand);
    try {
      return executor.execute(iCommand.getParameters());
    } catch (OException e) {
      // PASS THROUGHT
      throw e;
    } catch (Exception e) {
      throw new OCommandExecutionException("Error on execution of command: " + iCommand, e);

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Examples of com.orientechnologies.orient.core.command.OCommandExecutor


  /**
   * Executes the command request and return the result back.
   */
  public Object command(final OCommandRequestText iCommand) {
    final OCommandExecutor executor = OCommandManager.instance().getExecutor(iCommand);


    // COPY THE CONTEXT FROM THE REQUEST
    executor.setContext(iCommand.getContext());


    executor.setProgressListener(iCommand.getProgressListener());
    executor.parse(iCommand);


    return executeCommand(iCommand, executor);
  }

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Examples of com.orientechnologies.orient.core.command.OCommandExecutor


      cmd.setText(text);
      cmd.setLimit(limit);
      cmd.setFetchPlan(fetchPlan);


      final OCommandExecutor executor = OCommandManager.instance().getExecutor(cmd);
      executor.setContext(cmd.getContext());
      executor.setProgressListener(cmd.getProgressListener());
      executor.parse(cmd);


      if (!executor.isIdempotent() && iRequest.httpMethod.equals("GET"))
        throw new OCommandExecutionException("Cannot execute non idempotent command using HTTP GET");


      response = db.command(cmd).execute();


      fetchPlan = executor.getFetchPlan();


      String format = null;
      if (iRequest.parameters.get("format") != null)
        format = iRequest.parameters.get("format");

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Examples of com.orientechnologies.orient.core.command.OCommandExecutor

     final ODistributedConfiguration dbCfg = dManager.getDatabaseConfiguration(getName());
     if (!dbCfg.isReplicationActive(null, dManager.getLocalNodeName()))
       // DON'T REPLICATE
       return wrapped.command(iCommand);


     final OCommandExecutor executor = OCommandManager.instance().getExecutor(iCommand);


     executor.setProgressListener(iCommand.getProgressListener());
     executor.parse(iCommand);


     final OCommandExecutor exec = executor instanceof OCommandExecutorSQLDelegate ? ((OCommandExecutorSQLDelegate) executor)
         .getDelegate() : executor;


     try {
       final OSQLCommandTask task = new OSQLCommandTask(iCommand);


       Object result = null;
       OCommandDistributedReplicateRequest.DISTRIBUTED_EXECUTION_MODE executionMode = OCommandDistributedReplicateRequest.DISTRIBUTED_EXECUTION_MODE.LOCAL;
       if (OScenarioThreadLocal.INSTANCE.get() != RUN_MODE.RUNNING_DISTRIBUTED) {
         if (exec instanceof OCommandDistributedReplicateRequest)
           executionMode = ((OCommandDistributedReplicateRequest) exec).getDistributedExecutionMode();
       }


       switch (executionMode) {
       case LOCAL:
         return wrapped.command(iCommand);


       case REPLICATE: {
         // REPLICATE IT, GET ALL THE INVOLVED NODES
         final Collection<String> involvedClusters = exec.getInvolvedClusters();
         final Collection<String> nodes;


         task.setResultStrategy(OAbstractRemoteTask.RESULT_STRATEGY.ANY);


         nodes = dbCfg.getServers(involvedClusters);
         if (iCommand instanceof ODistributedCommand)
           nodes.removeAll(((ODistributedCommand) iCommand).nodesToExclude());


         result = dManager.sendRequest(getName(), involvedClusters, nodes, task, EXECUTION_MODE.RESPONSE);
         break;
       }


       case SHARDED: {
         // SHARDED, GET ONLY ONE NODE PER INVOLVED CLUSTER
         final Collection<String> involvedClusters = exec.getInvolvedClusters();
         final Collection<String> nodes;


         task.setResultStrategy(OAbstractRemoteTask.RESULT_STRATEGY.UNION);


         nodes = dbCfg.getOneServerPerCluster(involvedClusters, dManager.getLocalNodeName());


         if (iCommand instanceof ODistributedCommand)
           nodes.removeAll(((ODistributedCommand) iCommand).nodesToExclude());


         boolean executeLocally = false;
         if (exec.isIdempotent()) {
           // IDEMPOTENT: CHECK IF CAN WORK LOCALLY ONLY
           int maxReadQuorum;
           if (involvedClusters.isEmpty())
             maxReadQuorum = dbCfg.getReadQuorum(null);
           else {

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