class Popen4(Popen3):
"""Popen object that joins the stdout and stderr streams into a single
output stream."""
childerr = None
def __init__(self, cmd, bufsize=-1):
Popen3.__init__(self, cmd, 1, bufsize)
self.closed = Vector() # use a vector for synchronization close()
self.fromchild = self._join(self._fromchild, self._childerr, bufsize)
def _join(self, stdout, stderr, bufsize):
"""create a stream that joins two output streams"""
self._pipeOut = PipedOutputStream()
joinedStream = PipedInputStream(self._pipeOut)
self._outReader = _makeReaderThread(stdout, self._pipeOut.write,
bufsize,
"%s-stdout" % self.process,
self._close)
self._errReader = _makeReaderThread(stderr, self._pipeOut.write,
bufsize,
"%s-stderr" % self.process,
self._close)
return PyFile(joinedStream)
def _close(self):
"""Must be closed twice (once for each of the two joined pipes)"""
self.closed.add(None)
if self.closed.size() > 1:
self._pipeOut.close()
class output_file(Thread): def __init__(self,pi): self.pout = POS(pi) self.file_name = FileReader(SC(System.in).nextLine()) def run(self): file_sc = SC(self.file_name) while file_sc.hasNext(): self.pout.write(file_sc.nextLine()+"\n")
def reset(self):
self.close()
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % self._encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
def _join(self, stdout, stderr, bufsize):
"""create a stream that joins two output streams"""
self._pipeOut = PipedOutputStream()
joinedStream = PipedInputStream(self._pipeOut)
self._outReader = _makeReaderThread(stdout, self._pipeOut.write,
bufsize,
"%s-stdout" % self.process,
self._close)
self._errReader = _makeReaderThread(stderr, self._pipeOut.write,
bufsize,
"%s-stderr" % self.process,
self._close)
return PyFile(joinedStream)
def __init__(self, encoding=ENCODING):
self._depth = 0
self._buffer = ''
self.handler = IncrementalHandler()
self._encoding = encoding
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
def reset(self):
self.close()
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % self._encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
class Popen4(Popen3):
"""Popen object that joins the stdout and stderr streams into a single
output stream."""
childerr = None
def __init__(self, cmd, bufsize=-1):
Popen3.__init__( self, cmd, 1, bufsize )
self.closed = Vector() # use a vector for synchronization close()
self.fromchild = self._join(
self._fromchild,
self._childerr,
bufsize
)
def _join( self, stdout, stderr, bufsize ):
"""create a stream that joins two output streams"""
self._pipeOut = PipedOutputStream()
joinedStream = PipedInputStream( self._pipeOut )
self._outReader = _makeReaderThread(
stdout,
self._pipeOut.write,
bufsize,
"%s-stdout" % self.process,
self._close
)
self._errReader = _makeReaderThread(
stderr,
self._pipeOut.write,
bufsize,
"%s-stderr" % self.process,
self._close
)
return FileUtil.wrap(joinedStream)
def _close( self ):
"""Must be closed twice (once for each of the two joined pipes)"""
self.closed.add( None )
if self.closed.size() > 1:
self._pipeOut.close()
def __init__(self, encoding=ENCODING):
self._depth = 0
self._buffer = ''
self.handler = IncrementalHandler()
self._encoding = encoding
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
def _join( self, stdout, stderr, bufsize ):
"""create a stream that joins two output streams"""
self._pipeOut = PipedOutputStream()
joinedStream = PipedInputStream( self._pipeOut )
self._outReader = _makeReaderThread(
stdout,
self._pipeOut.write,
bufsize,
"%s-stdout" % self.process,
self._close
)
self._errReader = _makeReaderThread(
stderr,
self._pipeOut.write,
bufsize,
"%s-stderr" % self.process,
self._close
)
return FileUtil.wrap(joinedStream)
class IncrementalParser(object):
def __init__(self, encoding=ENCODING):
self._depth = 0
self._buffer = ''
self.handler = IncrementalHandler()
self._encoding = encoding
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
def close(self):
self._initialized = False
self.handler.reset()
self._depth = 0
self._buffer = ''
self._fed.close()
self._feeder.close()
self._er.close()
self._sr.close()
def reset(self):
self.close()
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % self._encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
def _parse(self, chunk, fragment=False):
if chunk.startswith('<?xml '):
chunk = chunk[chunk.find('?>')+2:]
if not chunk:
return
self._fed.write(chunk)
er = self._er
consumed = False
while er.hasNext():
if not fragment and self._feeder.available() == 0 and consumed:
break
event = er.next()
etype = event.getEventType()
if etype == XMLEvent.START_ELEMENT:
consumed = False
if not chunk.endswith('/>'):
consumed = True
self._depth += 1
element = event.asStartElement()
self.handler.startElementNS(None, element.getName(), element.getAttributes())
elif etype == XMLEvent.END_ELEMENT:
consumed = True
self._depth -= 1
element = event.asEndElement()
self.handler.endElementNS(None, element.getName())
if self._depth == 0:
break
elif etype == XMLEvent.CHARACTERS:
consumed = False
self.handler.characters(event.asCharacters().getData())
elif etype == XMLEvent.COMMENT:
consumed = True
self.handler.comment(event.getText())
elif etype == XMLEvent.PROCESSING_INSTRUCTION:
consumed = True
self.handler.processingInstruction(event.getTarget(), event.getData())
elif etype == XMLEvent.START_DOCUMENT:
self.handler.startDocument()
elif etype == XMLEvent.END_DOCUMENT:
break
def feed(self, chunk):
if not chunk:
return
self._buffer = self._buffer + chunk
pos = posa = 0
posb = -1
last_posb = 0
new_buffer = ''
buf_len = len(self._buffer)
while 1:
found = False
posa = self._buffer.find('<', pos)
if posa > -1:
posb = self._buffer.find('>', posa)
if posb > -1:
found = True
pos = posb
self._parse(self._buffer[last_posb:posb+1])
last_posb = posb+1
if not found and posb != buf_len:
break
self._buffer = self._buffer[last_posb:]
def __init__(self,pi): self.pout = POS(pi) self.file_name = FileReader(SC(System.in).nextLine())
class IncrementalParser(object):
def __init__(self, encoding=ENCODING):
self._depth = 0
self._buffer = ''
self.handler = IncrementalHandler()
self._encoding = encoding
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
def close(self):
self._initialized = False
self.handler.reset()
self._depth = 0
self._buffer = ''
self._fed.close()
self._feeder.close()
self._er.close()
self._sr.close()
def reset(self):
self.close()
self._fed = PipedOutputStream()
self._feeder = BufferedInputStream(PipedInputStream(self._fed))
self._fed.write('<?xml version="1.0" encoding="%s"?>' % self._encoding)
ipf = XMLInputFactory.newInstance()
ipf.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, True)
self._sr = ipf.createXMLStreamReader(self._feeder)
self._er = ipf.createXMLEventReader(self._sr)
def _parse(self, chunk, fragment=False):
if chunk.startswith('<?xml '):
chunk = chunk[chunk.find('?>') + 2:]
if not chunk:
return
self._fed.write(chunk)
er = self._er
consumed = False
while er.hasNext():
if not fragment and self._feeder.available() == 0 and consumed:
break
event = er.next()
etype = event.getEventType()
if etype == XMLEvent.START_ELEMENT:
consumed = False
if not chunk.endswith('/>'):
consumed = True
self._depth += 1
element = event.asStartElement()
self.handler.startElementNS(None, element.getName(),
element.getAttributes())
elif etype == XMLEvent.END_ELEMENT:
consumed = True
self._depth -= 1
element = event.asEndElement()
self.handler.endElementNS(None, element.getName())
if self._depth == 0:
break
elif etype == XMLEvent.CHARACTERS:
consumed = False
self.handler.characters(event.asCharacters().getData())
elif etype == XMLEvent.COMMENT:
consumed = True
self.handler.comment(event.getText())
elif etype == XMLEvent.PROCESSING_INSTRUCTION:
consumed = True
self.handler.processingInstruction(event.getTarget(),
event.getData())
elif etype == XMLEvent.START_DOCUMENT:
self.handler.startDocument()
elif etype == XMLEvent.END_DOCUMENT:
break
def feed(self, chunk):
if not chunk:
return
self._buffer = self._buffer + chunk
pos = posa = 0
posb = -1
last_posb = 0
new_buffer = ''
buf_len = len(self._buffer)
while 1:
found = False
posa = self._buffer.find('<', pos)
if posa > -1:
posb = self._buffer.find('>', posa)
if posb > -1:
found = True
pos = posb
self._parse(self._buffer[last_posb:posb + 1])
last_posb = posb + 1
if not found and posb != buf_len:
break
self._buffer = self._buffer[last_posb:]
