VMScribenginServiceCommand.java

package com.neverwinterdp.scribengin.service;

import com.fasterxml.jackson.annotation.JsonProperty;
import com.neverwinterdp.scribengin.dataflow.DataflowDescriptor;
import com.neverwinterdp.util.ExceptionUtil;
import com.neverwinterdp.vm.VM;
import com.neverwinterdp.vm.command.Command;
import com.neverwinterdp.vm.command.CommandResult;

public class VMScribenginServiceCommand {
  static public class DataflowDeployCommand extends Command {
    @JsonProperty
    private DataflowDescriptor descriptor ;
    
    public DataflowDeployCommand() { }
    
    public DataflowDeployCommand(DataflowDescriptor dataflowDescriptor) {
      this.descriptor = dataflowDescriptor;
    }
    
    @Override
    public CommandResult<Boolean> execute(VM vm) {
      CommandResult<Boolean> result = new CommandResult<Boolean>();
      VMScribenginServiceApp app = (VMScribenginServiceApp) vm.getVMApplication();
      try {
        app.getScribenginService().deploy(descriptor);
        result.setResult(true);
      } catch (Exception e) {
        result.setResult(false);
        result.setErrorStacktrace(ExceptionUtil.getStackTrace(e));
      }
      return result;
    }
  }
  
  static public class ShutdownCommand extends Command {
    public ShutdownCommand() { }
    
    
    @Override
    public CommandResult<Boolean> execute(VM vm) {
      CommandResult<Boolean> result = new CommandResult<Boolean>();
      VMScribenginServiceApp app = (VMScribenginServiceApp) vm.getVMApplication();
      try {
        app.getScribenginService();
        result.setResult(true);
      } catch (Exception e) {
        result.setResult(false);
        result.setErrorStacktrace(ExceptionUtil.getStackTrace(e));
      }
      return result;
    }
    
  }
}