awips2/cave/com.raytheon.viz.pointdata/localization/pointdata/ForecastPointDataRetrieve.py
Steve Harris 39ff9954f8 12.5.1-15 baseline
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Former-commit-id: 3904c4ccf5
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2012-06-08 13:39:48 -05:00

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3.2 KiB
Python

##
# This software was developed and / or modified by Raytheon Company,
# pursuant to Contract DG133W-05-CQ-1067 with the US Government.
#
# U.S. EXPORT CONTROLLED TECHNICAL DATA
# This software product contains export-restricted data whose
# export/transfer/disclosure is restricted by U.S. law. Dissemination
# to non-U.S. persons whether in the United States or abroad requires
# an export license or other authorization.
#
# Contractor Name: Raytheon Company
# Contractor Address: 6825 Pine Street, Suite 340
# Mail Stop B8
# Omaha, NE 68106
# 402.291.0100
#
# See the AWIPS II Master Rights File ("Master Rights File.pdf") for
# further licensing information.
##
import PointDataView, PointDataContainer, NoDataException, PointDataRetrieve
#
# Python module to request forecast time point data. Split out of
# PointDataContainer.py.
#
#
# SOFTWARE HISTORY
#
# Date Ticket# Engineer Description
# ------------ ---------- ----------- --------------------------
# 25Apr2012 14688 rferrel Initial Creation.
#
#
#
class ForecastPointDataRetrieve(PointDataRetrieve.PointDataRetrieve):
def __init__(self, pluginName, site, parameters, keyId='forecastHr', refTime=None, constraint={}, maxSize=99):
super(ForecastPointDataRetrieve, self).__init__(pluginName, site, parameters, keyId, refTime, constraint, maxSize)
def _query(self, parameters, maxSize):
times = self.__queryForecastTimes()
self.__javaPdc = self.__requestForecastData(times, parameters)
pdvDict = self._organizeData(self.__javaPdc)
self.pdc = PointDataContainer.PointDataContainer(pdvDict, self.__javaPdc, self.refTime)
def __queryForecastTimes(self):
from com.raytheon.uf.viz.core.catalog import CatalogQuery
return CatalogQuery.performQuery('dataTime.fcstTime', self._buildConstraints(self.refTime))
def __requestForecastData(self, availableHours, parameters):
from com.raytheon.viz.pointdata import PointDataRequest
from com.raytheon.uf.common.time import DataTime
from java.lang import String
import jep
dts = jep.jarray(len(availableHours), DataTime)
for i in range(len(availableHours)):
dts[i] = DataTime(self.refTime, int(availableHours[i]))
constraints = self._buildConstraints(None) #times are explicitly set so we don't need to constrain those
params = jep.jarray(len(parameters), String)
for i in range(len(parameters)):
params[i] = String(parameters[i])
if self.site:
stations = jep.jarray(1, String)
stations[0] = String(self.site)
else:
stations = None
return PointDataRequest.requestPointData(dts,
self.pluginName, params, stations,
constraints)
def retrieve(pluginName, site, parameters, keyId='forecastHr', refTime=None, constraint={}, maxSize=99):
ret = ForecastPointDataRetrieve(pluginName, site, parameters, keyId, refTime, constraint, maxSize)
return ret.pdc