xmlcommandhandler.java

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      } else if (element.getName().equals(XML_SIZE_NAME)) {
        size = element.getText();
      } else if (element.getName().equals(XML_ADDRESS_NAME)) {
        address = element.getText();
      } else {
        return createErrorMessage("Unknown read memory parameter: " + element.getName());
      }
    }

    if (type == null)
      return createErrorMessage("No read memory type specified");
    if (mote == null)
      return createErrorMessage("No mote specified");
 
    if (mote == null)
      return createErrorMessage("No mote ID specified");
    int moteNr = Integer.parseInt(mote);
    if (moteNr < 0 || simulation.getMotesCount() <= moteNr) {
      return createErrorMessage("Bad mote ID specified: " + moteNr);
    }
    MoteMemory memory = simulation.getMote(moteNr).getMemory();
    
    // Read integer variable
    if (type.equals("int")) {
      if (variable == null)
        return createErrorMessage("No variable name specified");
      if (variable.contains(" "))
        return createErrorMessage("Variable name must not contain spaces: " + variable);
      
      if (!(memory instanceof AddressMemory))
        return createErrorMessage("Can't read mote memory variables (not address memory)");
      
      if (!((AddressMemory) memory).variableExists(variable)) {
        return createErrorMessage("Variable does not exist: " + variable);
      }
      
      int val = ((AddressMemory) memory).getIntValueOf(variable);
      return XML_OK_START + val + XML_OK_END;
    } else if (type.equals("variable")) {
      if (variable == null)
        return createErrorMessage("No variable name specified");
      if (variable.contains(" "))
        return createErrorMessage("Variable name must not contain spaces: " + variable);
      
      if (!(memory instanceof AddressMemory))
        return createErrorMessage("Can't read mote memory variables (not address memory)");
      
      if (!((AddressMemory) memory).variableExists(variable)) {
        return createErrorMessage("Variable does not exist: " + variable);
      }
      
      if (size == null)
        return createErrorMessage("No size specified");
      int sizeParsed = Integer.parseInt(size);
      if (sizeParsed < 0) {
        return createErrorMessage("Bad size specified: " + sizeParsed);
      }

      byte[] val = ((AddressMemory) memory).getByteArray(variable, sizeParsed);
      String ret = "";
      for (byte b: val)
        ret += (int) (0xff&b) + " ";
      ret = ret.trim();
      return XML_OK_START + ret + XML_OK_END;
    } else if (type.equals("address")) {
      
      if (size == null)
        return createErrorMessage("No size specified");
      int sizeParsed = Integer.parseInt(size);
      if (sizeParsed < 0) {
        return createErrorMessage("Bad size specified: " + sizeParsed);
      }

      int addressParsed = Integer.parseInt(address);
      if (addressParsed < 0) {
        return createErrorMessage("Bad start address specified: " + addressParsed);
      }

      byte[] val = memory.getMemorySegment(addressParsed, sizeParsed);
      String ret = "";
      for (byte b: val)
        ret += (int) (0xff&b) + " ";
      ret = ret.trim();
      return XML_OK_START + ret + XML_OK_END;
    }

    return createErrorMessage("Bad read memory type specified: " + type);
  }

  /**
   * Write mote variable value as specified by arguments.
   * 
   * @param arguments Command arguments
   * @return Reply to client (XML format)
   */
  private String writeMemory(Collection<Element> arguments) {
    Simulation simulation = myGUI.getSimulation();

    String type = null;
    String mote = null;
    String variable = null;
    String size = null;
    String address = null;
    String value = null;

    for (Element element : arguments) {
      if (element.getName().equals(XML_TYPE_NAME)) {
        type = element.getText();
      } else if (element.getName().equals(XML_MOTE_NAME)) {
        mote = element.getText();
      } else if (element.getName().equals(XML_VARIABLE_NAME)) {
        variable = element.getText();
      } else if (element.getName().equals(XML_SIZE_NAME)) {
        size = element.getText();
      } else if (element.getName().equals(XML_ADDRESS_NAME)) {
        address = element.getText();
      } else if (element.getName().equals(XML_VALUE_NAME)) {
        value = element.getText();
      } else {
        return createErrorMessage("Unknown write memory parameter: " + element.getName());
      }
    }

    if (type == null)
      return createErrorMessage("No write memory type specified");
    if (mote == null)
      return createErrorMessage("No mote specified");
 
    if (mote == null)
      return createErrorMessage("No mote ID specified");
    int moteNr = Integer.parseInt(mote);
    if (moteNr < 0 || simulation.getMotesCount() <= moteNr) {
      return createErrorMessage("Bad mote ID specified: " + moteNr);
    }
    MoteMemory memory = simulation.getMote(moteNr).getMemory();
    
    // Write integer variable
    if (type.equals("int")) {
      if (variable == null)
        return createErrorMessage("No variable name specified");
      if (variable.contains(" "))
        return createErrorMessage("Variable name must not contain spaces: " + variable);
      
      if (!(memory instanceof AddressMemory))
        return createErrorMessage("Can't read mote memory variables (not address memory)");
      
      if (!((AddressMemory) memory).variableExists(variable)) {
        return createErrorMessage("Variable does not exist: " + variable);
      }

      if (value == null)
        return createErrorMessage("No value specified");
      if (value.contains(" "))
        return createErrorMessage("Integer value must not contain spaces: " + value);

      int val;
      try {
        val = Integer.parseInt(value);
      } catch (NumberFormatException e) {
        return createErrorMessage("Bad integer value specified: " + e);
      }
      
      ((AddressMemory) memory).setIntValueOf(variable, val);
      return XML_OK;
    } else if (type.equals("variable")) {
      if (variable == null)
        return createErrorMessage("No variable name specified");
      if (variable.contains(" "))
        return createErrorMessage("Variable name must not contain spaces: " + variable);
      
      if (!(memory instanceof AddressMemory))
        return createErrorMessage("Can't read mote memory variables (not address memory)");
      
      if (!((AddressMemory) memory).variableExists(variable)) {
        return createErrorMessage("Variable does not exist: " + variable);
      }
      
      if (size == null)
        return createErrorMessage("No size specified");
      int sizeParsed = Integer.parseInt(size);
      if (sizeParsed < 0) {
        return createErrorMessage("Bad size specified: " + sizeParsed);
      }

      if (value == null)
        return createErrorMessage("No value specified");
      String[] bytesParsed = value.split(" ");
      if (bytesParsed.length != sizeParsed)
        return createErrorMessage("Number of bytes and specified size does not match: " + bytesParsed.length + "!=" + sizeParsed);

      byte[] val = new byte[bytesParsed.length];
      for (int i=0; i < sizeParsed; i++) {
        val[i] = Byte.parseByte(bytesParsed[i]);
      }

      ((AddressMemory) memory).setByteArray(variable, val);
      return XML_OK;
    } else if (type.equals("address")) {
      
      if (size == null)
        return createErrorMessage("No size specified");
      int sizeParsed = Integer.parseInt(size);
      if (sizeParsed < 0) {
        return createErrorMessage("Bad size specified: " + sizeParsed);
      }

      int addressParsed = Integer.parseInt(address);
      if (addressParsed < 0) {
        return createErrorMessage("Bad start address specified: " + addressParsed);
      }

      if (value == null)
        return createErrorMessage("No value specified");
      String[] bytesParsed = value.split(" ");
      if (bytesParsed.length != sizeParsed)
        return createErrorMessage("Number of bytes and specified size does not match: " + bytesParsed.length + "!=" + sizeParsed);

      byte[] val = new byte[bytesParsed.length];
      for (int i=0; i < sizeParsed; i++) {
        val[i] = Byte.parseByte(bytesParsed[i]);
      }

      memory.setMemorySegment(addressParsed, val);
      return XML_OK;
    }

    return createErrorMessage("Bad write memory type specified: " + type);
  }

  /**
   * Handle add new eventpoint command.
   * 
   * @param arguments Command arguments
   * @return Reply to client (XML format)
   */
  private String addEventpoint(Collection<Element> arguments) {
    Simulation simulation = myGUI.getSimulation();

    String type = null;
    String mote = null;
    String variable = null;
    String time = null;
    String size = null;
    String triggeron = null;
    String address = null;
    String count = null;

    for (Element element : arguments) {
      if (element.getName().equals(XML_TYPE_NAME)) {
        type = element.getText();
      } else if (element.getName().equals(XML_MOTE_NAME)) {
        mote = element.getText();
      } else if (element.getName().equals(XML_VARIABLE_NAME)) {
        variable = element.getText();
      } else if (element.getName().equals(XML_TIME_NAME)) {
        time = element.getText();
      } else if (element.getName().equals(XML_SIZE_NAME)) {
        size = element.getText();
      } else if (element.getName().equals(XML_ADDRESS_NAME)) {
        address = element.getText();
      } else if (element.getName().equals(XML_TRIGGERON_NAME)) {
        triggeron = element.getText();
      } else if (element.getName().equals("count")) {
        count = element.getText();
      } else {
        return createErrorMessage("Unknown eventpoint parameter: " + element.getName());
      }
    }

    logger.debug("Eventpoint type: " + type);
    if (type == null)
      return createErrorMessage("No eventpoint type specified");

    // Integer variable watchpoint
    if (type.equals(XML_WATCHPOINT_INT)) {
      if (variable == null)
        return createErrorMessage("No variable name specified");
      if (variable.contains(" "))
        return createErrorMessage("Variable name must not contain spaces: " + variable);
      if (mote == null)
        return createErrorMessage("No mote ID specified");
      int moteNr = Integer.parseInt(mote);
      if (moteNr < 0 || simulation.getMotesCount() <= moteNr) {
        return createErrorMessage("Bad mote ID specified: " + moteNr);
      }
      Mote moteObject = simulation.getMote(moteNr);

      MoteMemory memory = simulation.getMote(moteNr).getMemory();
      
      if (!(memory instanceof AddressMemory))
        return createErrorMessage("Can't write mote memory variables (not address memory)");
      
      if (!((AddressMemory) memory).variableExists(variable)) {
        return createErrorMessage("Variable does not exist: " + variable);
      }

      Eventpoint newEventpoint = new IntegerWatchpoint(moteObject, variable);
      myEvaluator.addEventpoint(newEventpoint);
      return createOkMessage(newEventpoint, simulation.getSimulationTime());
    }

    // Variable watchpoint
    if (type.equals(XML_WATCHPOINT_VARIABLE)) {
      if (variable == null)
        return createErrorMessage("No variable name specified");
      if (variable.contains(" "))
        return createErrorMessage("Variable name must not contain spaces: " + variable);
      if (mote == null)
        return createErrorMessage("No mote ID specified");
      if (size == null)
        return createErrorMessage("No size specified");
      int sizeParsed = Integer.parseInt(size);
      if (sizeParsed < 0) {
        return createErrorMessage("Bad size specified: " + sizeParsed);
      }
      int moteNr = Integer.parseInt(mote);
      if (moteNr < 0 || simulation.getMotesCount() <= moteNr) {
        return createErrorMessage("Bad mote ID specified: " + moteNr);
      }
      Mote moteObject = simulation.getMote(moteNr);

      MoteMemory memory = simulation.getMote(moteNr).getMemory();
      
      if (!(memory instanceof AddressMemory))
        return createErrorMessage("Can't write mote memory variables (not address memory)");
      
      if (!((AddressMemory) memory).variableExists(variable)) {
        return createErrorMessage("Variable does not exist: " + variable);
      }

      Eventpoint newEventpoint = new VariableWatchpoint(moteObject, variable, sizeParsed);
      myEvaluator.addEventpoint(newEventpoint);
      return createOkMessage(newEventpoint, simulation.getSimulationTime());
    }


    // Memory area watchpoint
    if (type.equals(XML_WATCHPOINT_ADDRESS)) {
      if (mote == null)
        return createErrorMessage("No mote ID specified");
      if (size == null)
        return createErrorMessage("No size specified");
      int sizeParsed = Integer.parseInt(size);
      if (sizeParsed < 0) {
        return createErrorMessage("Bad size specified: " + sizeParsed);
      }
      int addressParsed = Integer.parseInt(address);
      if (addressParsed < 0) {
        return createErrorMessage("Bad start address specified: " + addressParsed);
      }
      int moteNr = Integer.parseInt(mote);
      if (moteNr < 0 || simulation.getMotesCount() <= moteNr) {
        return createErrorMessage("Bad mote ID specified: " + moteNr);
      }
      Mote moteObject = simulation.getMote(moteNr);
      MoteMemory memory = simulation.getMote(moteNr).getMemory();
      
      Eventpoint newEventpoint = new Watchpoint(moteObject, addressParsed, sizeParsed);
      myEvaluator.addEventpoint(newEventpoint);
      return createOkMessage(newEventpoint, simulation.getSimulationTime());
    }

    // Simulation timepoint
    if (type.equals(XML_TIMEPOINT_SIMULATION)) {
      if (time == null)
        return createErrorMessage("No time specified");
      int timeParsed = Integer.parseInt(time);
      if (timeParsed < 0) {
        return createErrorMessage("Bad time specified: " + timeParsed);
      }

      Eventpoint newEventpoint = new SimulationTimepoint(simulation, timeParsed);
      myEvaluator.addEventpoint(newEventpoint);
      return createOkMessage(newEventpoint, simulation.getSimulationTime());
    }

    // Real timepoint
    if (type.equals(XML_TIMEPOINT_REAL)) {
      if (time == null)
        return createErrorMessage("No time specified");
      long timeParsed = Long.parseLong(time);
      if (timeParsed < 0) {
        return createErrorMessage("Bad time specified: " + timeParsed);
      }

      Eventpoint newEventpoint = new RealTimepoint(timeParsed);
      myEvaluator.addEventpoint(newEventpoint);