def openInput(self, name, bufferSize=0):
file_path = os.path.join(self.path, name)
try:
fh = open(file_path, "rb")
except IOError:
raise JavaError(IOException(name))
stream = PythonFileStreamInput(name, fh, os.path.getsize(file_path))
self._streams.append(stream)
return stream
def createInputFile(self, fs, fileName, input_data):
if (fs.exists(Path(fileName))):
raise IOException("File " + fileName +
" already exists on the minicluster")
stream = fs.create(Path(fileName))
pw = PrintWriter(OutputStreamWriter(stream, "UTF-8"))
for i in xrange(len(input_data)):
pw.println(input_data[i])
pw.close()
def str2num(self, size, f):
i = 0
n = 0
buf = ByteBuffer.allocate(4)
buf.order(ByteOrder.LITTLE_ENDIAN)
read = 0
while read < size:
r = f.read(buf.array(), read, size - read)
if r == -1:
raise IOException()
read += r
while read < 4:
buf.put(read, byte(0))
read += 1
return buf.getInt()
def throws_java(msg=u"abc olé 中文"):
from java.io import IOException
raise IOException(msg)