Examples of ModbusIOException

net.wimpi.modbus.ModbusIOException
Class that implements a ModbusIOException. Instances of this exception are thrown when errors in the I/O occur. @author Dieter Wimberger @version 1.2rc1 (09/11/2004)
net.wimpi.modbusme.ModbusIOException
Class that implements a ModbusIOException. Instances of this exception are thrown when errors in the I/O occur. @author Dieter Wimberger @version 1.2rc1 (09/11/2004)

Examples of net.wimpi.modbus.ModbusIOException

      if (m_Echo) {
        // read back the echoed message
        readEcho(len + 4);
      }
    } catch (Exception ex) {
      throw new ModbusIOException("I/O failed to write");
    }
  }//writeMessage

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Examples of net.wimpi.modbus.ModbusIOException

        done = true;
      } while (!done);
      return request;
    } catch (Exception ex) {
      if(Modbus.debug) System.out.println(ex.getMessage());
      throw new ModbusIOException("I/O exception - failed to read.");
    }


  }//readRequest

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Examples of net.wimpi.modbus.ModbusIOException

        done = true;
      } while (!done);
      return response;
    } catch (Exception ex) {
      if(Modbus.debug) System.out.println(ex.getMessage());
      throw new ModbusIOException("I/O exception - failed to read.");
    }
  }//readResponse

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Examples of net.wimpi.modbus.ModbusIOException


      if (isCheckingValidity()) {
        checkValidity();
      }
    } catch (InterruptedException ex) {
      throw new ModbusIOException("Thread acquiring lock was interrupted.");
    } finally {
      m_TransactionLock.release();
    }
  }//execute

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Examples of net.wimpi.modbus.ModbusIOException

        m_ByteOut.reset();
        msg.writeTo((DataOutput) m_ByteOut);
        m_Terminal.sendMessage(m_ByteOut.toByteArray());
      }
    } catch (Exception ex) {
      throw new ModbusIOException("I/O exception - failed to write.");
    }
  }//write

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Examples of net.wimpi.modbus.ModbusIOException

        req = ModbusRequest.createModbusRequest(functionCode);
        req.readFrom(m_ByteIn);
      }
      return req;
    } catch (Exception ex) {
      throw new ModbusIOException("I/O exception - failed to read.");
    }
  }//readRequest

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Examples of net.wimpi.modbus.ModbusIOException

        res = ModbusResponse.createModbusResponse(functionCode);
        res.readFrom(m_ByteIn);
      }
      return res;
    } catch (InterruptedIOException ioex) {
      throw new ModbusIOException("Socket timed out.");
    } catch (Exception ex) {
      ex.printStackTrace();
      throw new ModbusIOException("I/O exception - failed to read.");
    }
  }//readResponse

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Examples of net.wimpi.modbus.ModbusIOException

      if (!m_Terminal.isActive()) {
        try {
          m_Terminal.activate();
          m_IO = m_Terminal.getModbusTransport();
        } catch (Exception ex) {
          throw new ModbusIOException("Activation failed.");


        }
      }


      //3. Retry transaction m_Retries times, in case of
      //I/O Exception problems.
      m_RetryCounter = 0;


      while (m_RetryCounter <= m_Retries) {
        try {
          //toggle the id
          m_Request.setTransactionID(c_TransactionID.increment());
          //3. write request, and read response,
          //   while holding the lock on the IO object
          synchronized (m_IO) {
            //write request message
            m_IO.writeMessage(m_Request);
            //read response message
            m_Response = m_IO.readResponse();
            break;
          }
        } catch (ModbusIOException ex) {
          m_RetryCounter++;
          continue;
        }
      }


      //4. deal with "application level" exceptions
      if (m_Response instanceof ExceptionResponse) {
        throw new ModbusSlaveException(
            ((ExceptionResponse) m_Response).getExceptionCode()
        );
      }


      if (isCheckingValidity()) {
        checkValidity();
      }
    } catch (InterruptedException ex) {
      throw new ModbusIOException("Thread acquiring lock was interrupted.");
    } finally {
      m_TransactionLock.release();
    }


  }//execute

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Examples of net.wimpi.modbusme.ModbusIOException

    //2. open the connection if not connected
    if (!m_Connection.isConnected()) {
      try {
        m_Connection.connect();
      } catch (Exception ex) {
        throw new ModbusIOException("Connecting failed.");


      }
    }


    //3. Retry transaction m_Retries times, in case of
    //I/O Exception problems.
    int retryCounter = 0;
    while (retryCounter <= m_Retries) {
      try {
        //3. write request, and read response,
        //   while holding the lock on the IO object
        synchronized (m_IO) {
          //write request message
          m_IO.writeMessage(m_Request);
          //read response message
          m_Response = m_IO.readResponse();
          break;
        }
      } catch (ModbusIOException ex) {
        if (retryCounter == m_Retries) {
          throw new ModbusIOException("Executing transaction failed (tried " + m_Retries + " times)");
        } else {
          retryCounter++;
          continue;
        }
      }

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Examples of net.wimpi.modbusme.ModbusIOException

    try {
      msg.writeTo((DataOutput) m_Output);
      m_Output.flush();
      //write more sophisticated exception handling
    } catch (Exception ex) {
      throw new ModbusIOException("I/O exception - failed to write.");
    }
  }//write

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