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# |
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# Method for performing a DAF time query where all parameter/level/location |
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# combinations must be available at the same time. |
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# |
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# |
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# |
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# SOFTWARE HISTORY |
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# |
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# Date Ticket# Engineer Description |
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# ------------ ---------- ----------- -------------------------- |
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# 06/22/16 #5591 bsteffen Initial Creation. |
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# |
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from awips.dataaccess import DataAccessLayer |
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def getAvailableTimes(request, refTimeOnly=False): |
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return __getAvailableTimesForEachParameter(request, refTimeOnly) |
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View Code Duplication |
def __getAvailableTimesForEachParameter(request, refTimeOnly=False): |
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parameters = request.getParameters() |
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if parameters: |
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times = None |
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for parameter in parameters: |
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specificRequest = __cloneRequest(request) |
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specificRequest.setParameters(parameter) |
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specificTimes = __getAvailableTimesForEachLevel(specificRequest, refTimeOnly) |
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if times is None: |
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times = specificTimes |
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else: |
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times.intersection_update(specificTimes) |
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if not times: |
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break |
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return times |
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else: |
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return __getAvailableTimesForEachLevel(request, refTimeOnly) |
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View Code Duplication |
def __getAvailableTimesForEachLevel(request, refTimeOnly=False): |
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levels = request.getLevels() |
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if levels: |
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times = None |
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for level in levels: |
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specificRequest = __cloneRequest(request) |
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specificRequest.setLevels(level) |
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specificTimes = __getAvailableTimesForEachLocation(specificRequest, refTimeOnly) |
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if times is None: |
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times = specificTimes |
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else: |
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times.intersection_update(specificTimes) |
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if not times: |
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break |
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return times |
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else: |
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return __getAvailableTimesForEachLocation(request, refTimeOnly) |
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View Code Duplication |
def __getAvailableTimesForEachLocation(request, refTimeOnly=False): |
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locations = request.getLocationNames() |
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if locations: |
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times = None |
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for location in locations: |
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specificRequest = __cloneRequest(request) |
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specificRequest.setLocationNames(location) |
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specificTimes = DataAccessLayer.getAvailableTimes(specificRequest, refTimeOnly) |
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if times is None: |
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times = set(specificTimes) |
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else: |
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times.intersection_update(specificTimes) |
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if not times: |
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break |
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return times |
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else: |
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return DataAccessLayer.getAvailableTimes(request, refTimeOnly) |
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def __cloneRequest(request): |
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return DataAccessLayer.newDataRequest(datatype=request.getDatatype(), |
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parameters=request.getParameters(), |
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levels=request.getLevels(), |
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locationNames=request.getLocationNames(), |
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envelope=request.getEnvelope(), |
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**request.getIdentifiers()) |
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Unidata /
python-awips
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