def sort(ref):
from vista.set import Constants
from vista.set import ElementFilterIterator
dx=[]
iter=ElementFilterIterator(ref.data.iterator, Constants.DEFAULT_FLAG_FILTER)
while not iter.atEnd():
dx.append(iter.element.y)
iter.advance()
dx.sort()
return dx
def sort(ref):
from vista.set import Constants
from vista.set import ElementFilterIterator
dx=[]
iter=ElementFilterIterator(ref.data.iterator, Constants.DEFAULT_FLAG_FILTER)
while not iter.atEnd():
dx.append(iter.element.y)
iter.advance()
dx.sort()
return dx
def sort(ref, end_of_sept=True, tw=None):
from vista.set import Constants
from vista.set import ElementFilterIterator
if tw != None:
data=ref.data.createSlice(tw)
dx=[]
iter=ElementFilterIterator(data.iterator, Constants.DEFAULT_FLAG_FILTER)
while not iter.atEnd():
if (end_of_sept) :
if (iter.element.XString.find('30SEP')>=0):
dx.append(iter.element.y)
else:
dx.append(iter.element.y)
iter.advance()
dx.sort()
return dx
def sort(ref, end_of_sept=True, tw=None):
from vista.set import Constants
from vista.set import ElementFilterIterator
if tw != None:
data=ref.data.createSlice(tw)
dx=[]
iter=ElementFilterIterator(data.iterator, Constants.DEFAULT_FLAG_FILTER)
while not iter.atEnd():
if (end_of_sept) :
if (iter.element.XString.find('30SEP')>=0):
dx.append(iter.element.y)
else:
dx.append(iter.element.y)
iter.advance()
dx.sort()
return dx
def getLast25hours(ref):
dsi = ref.getData().getIterator()
esi = ElementFilterIterator(dsi, Constants.DEFAULT_FLAG_FILTER)
while not esi.atEnd():
esi.advance()
esi.retreat()
el = esi.getElement()
endTime = TimeFactory.getInstance().createTime(el.getXString())
tidalDay = TimeFactory.getInstance().createTimeInterval('25hours')
startTime = endTime.create(endTime)
startTime.incrementBy(tidalDay, -1)
tw = TimeFactory.getInstance().createTimeWindow(startTime, endTime)
return DataReference.create(ref, tw)
def getLast25hours(ref):
dsi = ref.getData().getIterator()
esi = ElementFilterIterator(dsi, Constants.DEFAULT_FLAG_FILTER)
while not esi.atEnd():
esi.advance()
esi.retreat()
el = esi.getElement()
endTime = TimeFactory.getInstance().createTime(el.getXString())
tidalDay = TimeFactory.getInstance().createTimeInterval('25hours')
startTime = endTime.create(endTime)
startTime.incrementBy(tidalDay,-1)
tw = TimeFactory.getInstance().createTimeWindow(startTime,endTime)
return DataReference.create(ref,tw)
# get the data set contained in the data reference ds = ref.getData() # create a 1 year slice st = ds.getTimeWindow().getStartTime() #FIXME: ds = ds[str(st):str(st+'1year')] # get the iterator on that data set, these iterates # through all the values in the data set. Till now there is no # difference between stepping thro the data set or the # iterator dsi = ds.getIterator() # lets filter out the missing values... missing_filter = Constants.DEFAULT_FILTER # lets create an iterator that skips over values for which # missing_filter.isAcceptable returns false # this iterator takes another iterator and the filter missing_iterator = ElementFilterIterator(dsi,missing_filter) # the x value: element.getX() # the y value: element.getY() # the flag (if available else = 0): element.getFlag() element = missing_iterator.getElement() print element.getX(), element.getY(), element.getFlag() # get the 30th good value missing_iterator.positionAtIndex(29) element = missing_iterator.getElement() print element.getX(), element.getY(), element.getFlag() # a loop to loop over all the values till it # reaches the end # we get the element and advance, then check if are at end # if not we continue doing so till we hit the end while not missing_iterator.atEnd():
# get the data set contained in the data reference ds = ref.getData() # create a 1 year slice st = ds.getTimeWindow().getStartTime() #FIXME: ds = ds[str(st):str(st+'1year')] # get the iterator on that data set, these iterates # through all the values in the data set. Till now there is no # difference between stepping thro the data set or the # iterator dsi = ds.getIterator() # lets filter out the missing values... missing_filter = Constants.DEFAULT_FILTER # lets create an iterator that skips over values for which # missing_filter.isAcceptable returns false # this iterator takes another iterator and the filter missing_iterator = ElementFilterIterator(dsi, missing_filter) # the x value: element.getX() # the y value: element.getY() # the flag (if available else = 0): element.getFlag() element = missing_iterator.getElement() print element.getX(), element.getY(), element.getFlag() # get the 30th good value missing_iterator.positionAtIndex(29) element = missing_iterator.getElement() print element.getX(), element.getY(), element.getFlag() # a loop to loop over all the values till it # reaches the end # we get the element and advance, then check if are at end # if not we continue doing so till we hit the end while not missing_iterator.atEnd():
