def _removeOldGrids(self, weName):
# get the inventory
trList = self._getWEInventory(weName)
for tr in trList:
if tr.endTime().unixTime() < current().unixTime():
self.deleteCmd([weName], tr)
return
def _removeOldGrids(self, weName):
# get the inventory
trList = self._getWEInventory(weName)
for tr in trList:
if tr.endTime().unixTime() < current().unixTime():
self.deleteCmd([weName], tr)
return
def _getWEInventory(self, WEName, timeRange=None, asJava=False):
# set up a timeRange if it is None
if timeRange is None:
now = current()
yesterday = now - (24 * 3600) # one day ago
later = now + 10 * 24 * 3600 # 10 days from now
timeRange = self._makeTimeRange(yesterday.unixTime(), later.unixTime())
parm = self.getParm(MODEL, WEName, LEVEL)
trList = []
if parm is not None:
if isinstance(timeRange, JavaWrapperClass):
timeRange = timeRange.toJavaObj()
gridInventory = parm.getGridInventory(timeRange)
for g in gridInventory:
gridTimeRange = g.getGridTime()
tr = gridTimeRange.clone()
if not asJava:
tr = TimeRange(tr)
trList.append(tr)
return trList
def _getWEInventory(self, WEName, timeRange=None, asJava=False):
# set up a timeRange if it is None
if timeRange is None:
now = current()
yesterday = now - (24 * 3600) # one day ago
later = now + 10 * 24 * 3600 # 10 days from now
timeRange = self._makeTimeRange(yesterday.unixTime(), later.unixTime())
parm = self.getParm(MODEL, WEName, LEVEL)
trList = []
if parm is not None:
if isinstance(timeRange, JavaWrapperClass):
timeRange = timeRange.toJavaObj()
gridInventory = parm.getGridInventory(timeRange)
for g in gridInventory:
gridTimeRange = g.getGridTime()
tr = gridTimeRange.clone()
if not asJava:
tr = TimeRange(tr)
trList.append(tr)
return trList
def _setupHazardsInventory(self, weName, trList):
# see if the element exists yet, if not, make a new grid
# This is a painful way just to see if the grid exists
# but all other techniques fail for temporary weather elements
now = current()
yesterday = now - (24 * 3600) # one day ago
later = now + 10 * 24 * 3600 # 10 days from now
timeRange = TimeRange(yesterday, later).toJavaObj()
try:
gridInfo = self.getGridInfo(MODEL, weName, LEVEL, timeRange)
except: # this means the WE does not exist, so make a grid
if len(trList) <= 0:
return
for tr in trList:
self._makeEmptyHazardGrid(weName, tr)
return
# fill any gaps in the inventory
gapList = self._getGaps(weName, trList)
for g in gapList:
self._makeEmptyHazardGrid(weName, g)
# Split the grids at the timeRange boundaries
unix_now = now.unixTime()
for tr in trList:
# If tr is a java timerange, convert it to a python TimeRange
if not isinstance(tr, TimeRange):
tr = TimeRange(tr)
end = tr.endTime().unixTime()
if end > unix_now:
# parm.splitTR() will split timeRanges with non-zero minutes
# to the next hour. So, truncate start and end times to the
# previous hour and then split
start = tr.startTime().unixTime()
start = int(start / 3600) * 3600
end = int(end / 3600) * 3600
roundedTR = TimeRange(AbsTime(start), AbsTime(end)).toJavaObj()
parm = self.getParm(MODEL, weName, LEVEL)
self.splitCmd([weName], roundedTR)
return
def _setupHazardsInventory(self, weName, trList):
# see if the element exists yet, if not, make a new grid
# This is a painful way just to see if the grid exists
# but all other techniques fail for temporary weather elements
now = current()
yesterday = now - (24 * 3600) # one day ago
later = now + 10 * 24 * 3600 # 10 days from now
timeRange = TimeRange(yesterday, later).toJavaObj()
try:
gridInfo = self.getGridInfo(MODEL, weName, LEVEL, timeRange)
except: # this means the WE does not exist, so make a grid
if len(trList) <= 0:
return
for tr in trList:
self._makeEmptyHazardGrid(weName, tr)
return
# fill any gaps in the inventory
gapList = self._getGaps(weName, trList)
for g in gapList:
self._makeEmptyHazardGrid(weName, g)
# Split the grids at the timeRange boundaries
unix_now = now.unixTime()
for tr in trList:
# If tr is a java timerange, convert it to a python TimeRange
if not isinstance(tr, TimeRange):
tr = TimeRange(tr)
end = tr.endTime().unixTime()
if end > unix_now:
# parm.splitTR() will split timeRanges with non-zero minutes
# to the next hour. So, truncate start and end times to the
# previous hour and then split
start = tr.startTime().unixTime()
start = int(start / 3600) * 3600
end = int(end / 3600) * 3600
roundedTR = TimeRange(AbsTime(start), AbsTime(end)).toJavaObj()
parm = self.getParm(MODEL, weName, LEVEL)
self.splitCmd([weName], roundedTR)
return
def _lockHazards(self):
"Flag the hazards parm as being edited. Return the hazards parm and its grid."
hazParm = self.getParm(MODEL, ELEMENT, LEVEL)
startAbsTime = AbsTime(int(current().unixTime() /3600)*3600)
endAbsTime = startAbsTime + LOCK_HOURS() * HOUR_SECONDS()
timeRange = TimeRange(startAbsTime, endAbsTime)
inventory = self._getWEInventory(ELEMENT, timeRange, asJava=True)
startTimes = jep.jarray(len(inventory), Date)
for trNum in range(len(inventory)):
startTimes[trNum] = inventory[trNum].getStart()
gridData = None
try:
# startParmEdit() refreshes the grids and sets up the times that endParmEdit() will lock.
gridData = hazParm.startParmEdit(startTimes)
except RuntimeError, runtimeErr:
if runtimeErr.message is None:
raise
if runtimeErr.message.startswith("com.raytheon.viz.gfe.GFEOperationFailedException:"):
self.statusBarMsg("There are conflicting locks. " + \
"Please resolve these before adding any hazards", "S")
hazParm = None
else:
raise
def _lockHazards(self):
"Flag the hazards parm as being edited. Return the hazards parm and its grid."
hazParm = self.getParm(MODEL, ELEMENT, LEVEL)
startAbsTime = AbsTime(int(current().unixTime() /3600)*3600)
endAbsTime = startAbsTime + LOCK_HOURS() * HOUR_SECONDS()
timeRange = TimeRange(startAbsTime, endAbsTime)
inventory = self._getWEInventory(ELEMENT, timeRange, asJava=True)
startTimes = jep.jarray(len(inventory), Date)
for trNum in range(len(inventory)):
startTimes[trNum] = inventory[trNum].getStart()
gridData = None
try:
# startParmEdit() refreshes the grids and sets up the times that endParmEdit() will lock.
gridData = hazParm.startParmEdit(startTimes)
except RuntimeError, runtimeErr:
if runtimeErr.message is None:
raise
if runtimeErr.message.startswith("com.raytheon.viz.gfe.GFEOperationFailedException:"):
self.statusBarMsg("There are conflicting locks. " + \
"Please resolve these before adding any hazards", "S")
hazParm = None
else:
raise
def _addHazard(self, weName, timeRange, addHaz, mask, combine=1):
# Python TimeRanges are easy to compare.
# Java methods require Java TimeRanges.
# Make sure we have one of each.
if isinstance(timeRange, JavaWrapperClass):
pyTimeRange = timeRange
timeRange = timeRange.toJavaObj()
else:
pyTimeRange = TimeRange(timeRange)
# refuse to make new grids that are more than one hour in the past
if pyTimeRange.endTime().unixTime() < current().unixTime() - HOUR_SECONDS():
msg = "skipped time range creation: %s < %s" % (pyTimeRange.endTime().string(), current().string())
return
# set up the inventory first
self._setupHazardsInventory(weName, [timeRange])
# get the inventory
trList = self._getWEInventory(weName, timeRange, asJava=True)
# coerce mask into a boolean array if it isn't already
if not (isinstance(mask, numpy.ndarray) and mask.dtype==numpy.bool):
mask = numpy.array(mask, dtype=numpy.bool)
for tr in trList:
# get the grid of index values and list of keys those indices select
byteGrid, hazKey = self.getGrids(MODEL, weName, LEVEL, tr,
mode="First", cache=0)
if isinstance(hazKey, str):
hazKey = eval(hazKey)
# Eliminate keys that aren't in the grid from the list.
uniqueKeys = self._getUniqueKeys(byteGrid, hazKey, mask)
for uKey in uniqueKeys:
# Figure out what the new key is
if combine:
newKey = self._makeNewKey(uKey, addHaz)
else: #replace
newKey = addHaz
# Find the index number for the old key
oldIndex = self.getIndex(uKey, hazKey)
# Find the index number for the new key (newKey is added if not in hazKey)
newIndex = self.getIndex(newKey, hazKey)
# calculate the mask - intersection of mask and oldIndex values
editMask = (byteGrid==oldIndex) & mask
# poke in the new values
byteGrid[editMask] = newIndex
# Save the updated byteGrid and hazKey
if weName == ELEMENT:
self.createGrid(MODEL, ELEMENT, "DISCRETE", (byteGrid, hazKey),
tr, discreteOverlap=1, discreteAuxDataLength=4)
else: # it's a temporary WE - special key
hazKey = ["<None>", addHaz]
hazKeyDesc = self._addHazardDesc(hazKey)
self.createGrid(MODEL, weName, "DISCRETE", (byteGrid, hazKey),
tr, discreteOverlap=0, discreteAuxDataLength=4,
discreteKeys=hazKeyDesc,
defaultColorTable="YesNo")
# remove any grids that are completely in the past
self._removeOldGrids(weName)
return
def testAbsTimeZero():
start = AbsTime(0)
end = current()
timeRange = TimeRange(start, end)
javaTR = timeRange.toJavaObj()
return javaTR
def _addHazard(self, weName, timeRange, addHaz, mask, combine=1):
# Python TimeRanges are easy to compare.
# Java methods require Java TimeRanges.
# Make sure we have one of each.
if isinstance(timeRange, JavaWrapperClass):
pyTimeRange = timeRange
timeRange = timeRange.toJavaObj()
else:
pyTimeRange = TimeRange(timeRange)
# refuse to make new grids that are more than one hour in the past
if pyTimeRange.endTime().unixTime() < current().unixTime() - HOUR_SECONDS():
msg = "skipped time range creation: %s < %s" % (pyTimeRange.endTime().string(), current().string())
return
# set up the inventory first
self._setupHazardsInventory(weName, [timeRange])
# get the inventory
trList = self._getWEInventory(weName, timeRange, asJava=True)
# coerce mask into a boolean array if it isn't already
if not (isinstance(mask, numpy.ndarray) and mask.dtype==numpy.bool):
mask = numpy.array(mask, dtype=numpy.bool)
for tr in trList:
# get the grid of index values and list of keys those indices select
byteGrid, hazKey = self.getGrids(MODEL, weName, LEVEL, tr,
mode="First", cache=0)
if isinstance(hazKey, str):
hazKey = eval(hazKey)
# Eliminate keys that aren't in the grid from the list.
uniqueKeys = self._getUniqueKeys(byteGrid, hazKey, mask)
for uKey in uniqueKeys:
# Figure out what the new key is
if combine:
newKey = self._makeNewKey(uKey, addHaz)
else: #replace
newKey = addHaz
# Find the index number for the old key
oldIndex = self.getIndex(uKey, hazKey)
# Find the index number for the new key (newKey is added if not in hazKey)
newIndex = self.getIndex(newKey, hazKey)
# calculate the mask - intersection of mask and oldIndex values
editMask = (byteGrid==oldIndex) & mask
# poke in the new values
byteGrid[editMask] = newIndex
# Save the updated byteGrid and hazKey
if weName == ELEMENT:
self.createGrid(MODEL, ELEMENT, "DISCRETE", (byteGrid, hazKey),
tr, discreteOverlap=1, discreteAuxDataLength=4)
else: # it's a temporary WE - special key
hazKey = ["<None>", addHaz]
hazKeyDesc = self._addHazardDesc(hazKey)
self.createGrid(MODEL, weName, "DISCRETE", (byteGrid, hazKey),
tr, discreteOverlap=0, discreteAuxDataLength=4,
discreteKeys=hazKeyDesc,
defaultColorTable="YesNo")
# remove any grids that are completely in the past
self._removeOldGrids(weName)
return
def testAbsTimeZero():
start = AbsTime(0)
end = current()
timeRange = TimeRange(start, end)
javaTR = timeRange.toJavaObj()
return javaTR