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File/Folder	Size	Actions
__init__.py	3.1 KB	Del OK
__pycache__	-	Del OK
rfc2217.py	58.09 KB	Del OK
rs485.py	3.19 KB	Del OK
serialcli.py	8.89 KB	Del OK
serialjava.py	8.22 KB	Del OK
serialposix.py	30.91 KB	Del OK
serialutil.py	21.18 KB	Del OK
serialwin32.py	19.62 KB	Del OK
threaded	-	Del OK
tools	-	Del OK
urlhandler	-	Del OK
win32.py	10.6 KB	Del OK

Edit: serialjava.py

#!jython # # Backend Jython with JavaComm # # This file is part of pySerial. https://github.com/pyserial/pyserial # (C) 2002-2015 Chris Liechti <cliechti@gmx.net> # # SPDX-License-Identifier: BSD-3-Clause from serial.serialutil import * def my_import(name): mod = __import__(name) components = name.split('.') for comp in components[1:]: mod = getattr(mod, comp) return mod def detect_java_comm(names): """try given list of modules and return that imports""" for name in names: try: mod = my_import(name) mod.SerialPort return mod except (ImportError, AttributeError): pass raise ImportError("No Java Communications API implementation found") # Java Communications API implementations # http://mho.republika.pl/java/comm/ comm = detect_java_comm([ 'javax.comm', # Sun/IBM 'gnu.io', # RXTX ]) def device(portnumber): """Turn a port number into a device name""" enum = comm.CommPortIdentifier.getPortIdentifiers() ports = [] while enum.hasMoreElements(): el = enum.nextElement() if el.getPortType() == comm.CommPortIdentifier.PORT_SERIAL: ports.append(el) return ports[portnumber].getName() class Serial(SerialBase): """\ Serial port class, implemented with Java Communications API and thus usable with jython and the appropriate java extension. """ def open(self): """\ Open port with current settings. This may throw a SerialException if the port cannot be opened. """ if self._port is None: raise SerialException("Port must be configured before it can be used.") if self.is_open: raise SerialException("Port is already open.") if type(self._port) == type(''): # strings are taken directly portId = comm.CommPortIdentifier.getPortIdentifier(self._port) else: portId = comm.CommPortIdentifier.getPortIdentifier(device(self._port)) # numbers are transformed to a comport id obj try: self.sPort = portId.open("python serial module", 10) except Exception as msg: self.sPort = None raise SerialException("Could not open port: %s" % msg) self._reconfigurePort() self._instream = self.sPort.getInputStream() self._outstream = self.sPort.getOutputStream() self.is_open = True def _reconfigurePort(self): """Set communication parameters on opened port.""" if not self.sPort: raise SerialException("Can only operate on a valid port handle") self.sPort.enableReceiveTimeout(30) if self._bytesize == FIVEBITS: jdatabits = comm.SerialPort.DATABITS_5 elif self._bytesize == SIXBITS: jdatabits = comm.SerialPort.DATABITS_6 elif self._bytesize == SEVENBITS: jdatabits = comm.SerialPort.DATABITS_7 elif self._bytesize == EIGHTBITS: jdatabits = comm.SerialPort.DATABITS_8 else: raise ValueError("unsupported bytesize: %r" % self._bytesize) if self._stopbits == STOPBITS_ONE: jstopbits = comm.SerialPort.STOPBITS_1 elif self._stopbits == STOPBITS_ONE_POINT_FIVE: jstopbits = comm.SerialPort.STOPBITS_1_5 elif self._stopbits == STOPBITS_TWO: jstopbits = comm.SerialPort.STOPBITS_2 else: raise ValueError("unsupported number of stopbits: %r" % self._stopbits) if self._parity == PARITY_NONE: jparity = comm.SerialPort.PARITY_NONE elif self._parity == PARITY_EVEN: jparity = comm.SerialPort.PARITY_EVEN elif self._parity == PARITY_ODD: jparity = comm.SerialPort.PARITY_ODD elif self._parity == PARITY_MARK: jparity = comm.SerialPort.PARITY_MARK elif self._parity == PARITY_SPACE: jparity = comm.SerialPort.PARITY_SPACE else: raise ValueError("unsupported parity type: %r" % self._parity) jflowin = jflowout = 0 if self._rtscts: jflowin |= comm.SerialPort.FLOWCONTROL_RTSCTS_IN jflowout |= comm.SerialPort.FLOWCONTROL_RTSCTS_OUT if self._xonxoff: jflowin |= comm.SerialPort.FLOWCONTROL_XONXOFF_IN jflowout |= comm.SerialPort.FLOWCONTROL_XONXOFF_OUT self.sPort.setSerialPortParams(self._baudrate, jdatabits, jstopbits, jparity) self.sPort.setFlowControlMode(jflowin | jflowout) if self._timeout >= 0: self.sPort.enableReceiveTimeout(int(self._timeout*1000)) else: self.sPort.disableReceiveTimeout() def close(self): """Close port""" if self.is_open: if self.sPort: self._instream.close() self._outstream.close() self.sPort.close() self.sPort = None self.is_open = False # - - - - - - - - - - - - - - - - - - - - - - - - @property def in_waiting(self): """Return the number of characters currently in the input buffer.""" if not self.sPort: raise portNotOpenError return self._instream.available() def read(self, size=1): """\ Read size bytes from the serial port. If a timeout is set it may return less characters as requested. With no timeout it will block until the requested number of bytes is read. """ if not self.sPort: raise portNotOpenError read = bytearray() if size > 0: while len(read) < size: x = self._instream.read() if x == -1: if self.timeout >= 0: break else: read.append(x) return bytes(read) def write(self, data): """Output the given string over the serial port.""" if not self.sPort: raise portNotOpenError if not isinstance(data, (bytes, bytearray)): raise TypeError('expected %s or bytearray, got %s' % (bytes, type(data))) self._outstream.write(data) return len(data) def reset_input_buffer(self): """Clear input buffer, discarding all that is in the buffer.""" if not self.sPort: raise portNotOpenError self._instream.skip(self._instream.available()) def reset_output_buffer(self): """\ Clear output buffer, aborting the current output and discarding all that is in the buffer. """ if not self.sPort: raise portNotOpenError self._outstream.flush() def send_break(self, duration=0.25): """Send break condition. Timed, returns to idle state after given duration.""" if not self.sPort: raise portNotOpenError self.sPort.sendBreak(duration*1000.0) def _update_break_state(self): """Set break: Controls TXD. When active, to transmitting is possible.""" if self.fd is None: raise portNotOpenError raise SerialException("The _update_break_state function is not implemented in java.") def _update_rts_state(self): """Set terminal status line: Request To Send""" if not self.sPort: raise portNotOpenError self.sPort.setRTS(self._rts_state) def _update_dtr_state(self): """Set terminal status line: Data Terminal Ready""" if not self.sPort: raise portNotOpenError self.sPort.setDTR(self._dtr_state) @property def cts(self): """Read terminal status line: Clear To Send""" if not self.sPort: raise portNotOpenError self.sPort.isCTS() @property def dsr(self): """Read terminal status line: Data Set Ready""" if not self.sPort: raise portNotOpenError self.sPort.isDSR() @property def ri(self): """Read terminal status line: Ring Indicator""" if not self.sPort: raise portNotOpenError self.sPort.isRI() @property def cd(self): """Read terminal status line: Carrier Detect""" if not self.sPort: raise portNotOpenError self.sPort.isCD()
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