def testIsResourceMarker(self):
resource = [[1, 2, 3], ['a', 'b', 'c'],
resource_printer_base.PageMarker(), [7, 8, 9],
['x', 'y', 'z'],
resource_printer_base.FinishMarker()]
expected = [False, False, True, False, False, True]
actual = []
for record in resource:
actual.append(resource_printer_base.IsResourceMarker(record))
self.assertEqual(expected, actual)
def Tap(self, resource):
"""Returns True if resource matches the filter expression.
Args:
resource: The resource to filter.
Returns:
True if resource matches the filter expression.
"""
if resource_printer_base.IsResourceMarker(resource):
return True
return self._match(resource_projector.MakeSerializable(resource))
def Tap(self, resource):
"""Returns True if the limit has not been reached yet, None otherwise.
Args:
resource: The resource to limit.
Returns:
True if the limit has not been reached yet, None otherwise to stop
iterations.
"""
if resource_printer_base.IsResourceMarker(resource):
return True
self._count += 1
return self._count <= self._limit or None
def Tap(self, resource):
"""Replaces resource with its URI or skips the resource if it has no URI.
Args:
resource: The resource to replace with its URI.
Returns:
TapInjector(URI, replace=True) if the resource has a URI or False to skip
the resource.
"""
if resource_printer_base.IsResourceMarker(resource):
return True
uri = self._transform_uri(resource, undefined=None)
if not uri:
return False
return peek_iterable.TapInjector(uri, replace=True)
def Tap(self, resource):
"""Returns True if resource matches the filter expression.
Args:
resource: The resource to filter.
Returns:
True if resource matches the filter expression.
"""
self._missing_keys -= set(
key for key in self._missing_keys
if resource_property.ResourceContainsKey(resource, key))
if resource_printer_base.IsResourceMarker(resource):
return True
return self._compiled_expression.Evaluate(
resource_projector.MakeSerializable(resource))
def Tap(self, resource):
"""Injects a PageMarker if the current page limit has been reached.
Args:
resource: The resource to limit.
Returns:
TapInjector(PageMarker) if the page current page limit has been reached,
otherwise True to retain the current resource.
"""
if resource_printer_base.IsResourceMarker(resource):
return True
self._count += 1
if self._count > self._page_size:
self._count = 0
return peek_iterable.TapInjector(resource_printer_base.PageMarker())
return True
def Tap(self, resource):
"""Appends the URI for resource to the list of cache changes.
Sets self._uris to None if a URI could not be retrieved for any resource.
Args:
resource: The resource from which the URI is extracted.
Returns:
True - all resources are seen downstream.
"""
if resource_printer_base.IsResourceMarker(resource):
return True
if self._uris is not None:
uri = self._transform_uri(resource, undefined=None)
if uri:
self._uris.append(uri)
else:
self._uris = None
return True
