-# Copyright (c) 2009, 2010, 2011 Nicira Networks
+# Copyright (c) 2009, 2010, 2011, 2012 Nicira, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
import ovs.db.data
import ovs.ovsuuid
+
class AtomicType(object):
def __init__(self, name, default, python_types):
self.name = name
ATOMIC_TYPES = [VoidType, IntegerType, RealType, BooleanType, StringType,
UuidType]
+
def escapeCString(src):
dst = ""
for c in src:
dst += c
return dst
+
def commafy(x):
"""Returns integer x formatted in decimal with thousands set off by
commas."""
return _commafy("%d" % x)
+
+
def _commafy(s):
if s.startswith('-'):
return '-' + _commafy(s[1:])
else:
return _commafy(s[:-3]) + ',' + _commafy(s[-3:])
+
def returnUnchanged(x):
return x
+
class BaseType(object):
def __init__(self, type_, enum=None, min=None, max=None,
- min_length = 0, max_length=sys.maxint, ref_table_name=None):
+ min_length=0, max_length=sys.maxint, ref_table_name=None):
assert isinstance(type_, AtomicType)
self.type = type_
self.enum = enum
if value is None:
value = default
else:
- max_value = 2**32 - 1
+ max_value = 2 ** 32 - 1
if not (0 <= value <= max_value):
raise error.Error("%s out of valid range 0 to %d"
% (name, max_value), value)
enum = parser.get_optional("enum", [])
if enum is not None:
- base.enum = ovs.db.data.Datum.from_json(BaseType.get_enum_type(base.type), enum)
+ base.enum = ovs.db.data.Datum.from_json(
+ BaseType.get_enum_type(base.type), enum)
elif base.type == IntegerType:
base.min = parser.get_optional("minInteger", [int, long])
base.max = parser.get_optional("maxInteger", [int, long])
- if base.min is not None and base.max is not None and base.min > base.max:
+ if (base.min is not None and base.max is not None
+ and base.min > base.max):
raise error.Error("minInteger exceeds maxInteger", json)
elif base.type == RealType:
base.min = parser.get_optional("minReal", [int, long, float])
base.max = parser.get_optional("maxReal", [int, long, float])
- if base.min is not None and base.max is not None and base.min > base.max:
+ if (base.min is not None and base.max is not None
+ and base.min > base.max):
raise error.Error("minReal exceeds maxReal", json)
elif base.type == StringType:
base.min_length = BaseType.__parse_uint(parser, "minLength", 0)
return False
def has_constraints(self):
- return (self.enum is not None or self.min is not None or self.max is not None or
+ return (self.enum is not None or self.min is not None or
+ self.max is not None or
self.min_length != 0 or self.max_length != sys.maxint or
self.ref_table_name is not None)
"""Returns the type of the 'enum' member for a BaseType whose
'type' is 'atomic_type'."""
return Type(BaseType(atomic_type), None, 1, sys.maxint)
-
+
def is_ref(self):
return self.type == UuidType and self.ref_table_name is not None
else:
return self.type.to_string()
- def constraintsToEnglish(self, escapeLiteral=returnUnchanged):
+ def constraintsToEnglish(self, escapeLiteral=returnUnchanged,
+ escapeNumber=returnUnchanged):
if self.enum:
literals = [value.toEnglish(escapeLiteral)
for value in self.enum.values]
if len(literals) == 2:
- return 'either %s or %s' % (literals[0], literals[1])
+ english = 'either %s or %s' % (literals[0], literals[1])
else:
- return 'one of %s, %s, or %s' % (literals[0],
- ', '.join(literals[1:-1]),
- literals[-1])
+ english = 'one of %s, %s, or %s' % (literals[0],
+ ', '.join(literals[1:-1]),
+ literals[-1])
elif self.min is not None and self.max is not None:
if self.type == IntegerType:
- return 'in range %s to %s' % (commafy(self.min),
- commafy(self.max))
+ english = 'in range %s to %s' % (
+ escapeNumber(commafy(self.min)),
+ escapeNumber(commafy(self.max)))
else:
- return 'in range %g to %g' % (self.min, self.max)
+ english = 'in range %s to %s' % (
+ escapeNumber("%g" % self.min),
+ escapeNumber("%g" % self.max))
elif self.min is not None:
if self.type == IntegerType:
- return 'at least %s' % commafy(self.min)
+ english = 'at least %s' % escapeNumber(commafy(self.min))
else:
- return 'at least %g' % self.min
+ english = 'at least %s' % escapeNumber("%g" % self.min)
elif self.max is not None:
if self.type == IntegerType:
- return 'at most %s' % commafy(self.max)
+ english = 'at most %s' % escapeNumber(commafy(self.max))
else:
- return 'at most %g' % self.max
+ english = 'at most %s' % escapeNumber("%g" % self.max)
elif self.min_length != 0 and self.max_length != sys.maxint:
if self.min_length == self.max_length:
- return 'exactly %d characters long' % (self.min_length)
+ english = ('exactly %s characters long'
+ % commafy(self.min_length))
else:
- return 'between %d and %d characters long' % (self.min_length, self.max_length)
+ english = ('between %s and %s characters long'
+ % (commafy(self.min_length),
+ commafy(self.max_length)))
elif self.min_length != 0:
- return 'at least %d characters long' % self.min_length
+ return 'at least %s characters long' % commafy(self.min_length)
elif self.max_length != sys.maxint:
- return 'at most %d characters long' % self.max_length
+ english = 'at most %s characters long' % commafy(self.max_length)
else:
- return ''
+ english = ''
+
+ return english
def toCType(self, prefix):
if self.ref_table_name:
BooleanType: '%s = false;',
StringType: '%s = NULL;'}[self.type]
return pattern % var
-
+
def cInitBaseType(self, indent, var):
stmts = []
stmts.append('ovsdb_base_type_init(&%s, %s);' % (
stmts += self.enum.cInitDatum("%s.enum_" % var)
if self.type == IntegerType:
if self.min is not None:
- stmts.append('%s.u.integer.min = INT64_C(%d);' % (var, self.min))
+ stmts.append('%s.u.integer.min = INT64_C(%d);'
+ % (var, self.min))
if self.max is not None:
- stmts.append('%s.u.integer.max = INT64_C(%d);' % (var, self.max))
+ stmts.append('%s.u.integer.max = INT64_C(%d);'
+ % (var, self.max))
elif self.type == RealType:
if self.min is not None:
stmts.append('%s.u.real.min = %d;' % (var, self.min))
stmts.append('%s.u.real.max = %d;' % (var, self.max))
elif self.type == StringType:
if self.min_length is not None:
- stmts.append('%s.u.string.minLen = %d;' % (var, self.min_length))
+ stmts.append('%s.u.string.minLen = %d;'
+ % (var, self.min_length))
if self.max_length != sys.maxint:
- stmts.append('%s.u.string.maxLen = %d;' % (var, self.max_length))
+ stmts.append('%s.u.string.maxLen = %d;'
+ % (var, self.max_length))
elif self.type == UuidType:
if self.ref_table_name is not None:
- stmts.append('%s.u.uuid.refTableName = "%s";' % (var, escapeCString(self.ref_table_name)))
- stmts.append('%s.u.uuid.refType = OVSDB_REF_%s;' % (var, self.ref_type.upper()))
+ stmts.append('%s.u.uuid.refTableName = "%s";'
+ % (var, escapeCString(self.ref_table_name)))
+ stmts.append('%s.u.uuid.refType = OVSDB_REF_%s;'
+ % (var, self.ref_type.upper()))
return '\n'.join([indent + stmt for stmt in stmts])
+
class Type(object):
DEFAULT_MIN = 1
DEFAULT_MAX = 1
return json
else:
raise error.Error("bad min or max value", json)
-
+
@staticmethod
def from_json(json):
if type(json) in [str, unicode]:
else:
if self.n_max == sys.maxint:
if self.n_min:
- quantity = "%d or more " % self.n_min
+ quantity = "%s or more " % commafy(self.n_min)
else:
quantity = ""
elif self.n_min:
- quantity = "%d to %d " % (self.n_min, self.n_max)
+ quantity = "%s to %s " % (commafy(self.n_min),
+ commafy(self.n_max))
else:
- quantity = "up to %d " % self.n_max
+ quantity = "up to %s " % commafy(self.n_max)
if self.value:
return "map of %s%s-%s pairs" % (quantity, keyName, valueName)
plural = keyName + "s"
return "set of %s%s" % (quantity, plural)
- def constraintsToEnglish(self, escapeLiteral=returnUnchanged):
+ def constraintsToEnglish(self, escapeLiteral=returnUnchanged,
+ escapeNumber=returnUnchanged):
constraints = []
- keyConstraints = self.key.constraintsToEnglish(escapeLiteral)
+ keyConstraints = self.key.constraintsToEnglish(escapeLiteral,
+ escapeNumber)
if keyConstraints:
if self.value:
constraints.append('key %s' % keyConstraints)
constraints.append(keyConstraints)
if self.value:
- valueConstraints = self.value.constraintsToEnglish(escapeLiteral)
+ valueConstraints = self.value.constraintsToEnglish(escapeLiteral,
+ escapeNumber)
if valueConstraints:
constraints.append('value %s' % valueConstraints)
return ', '.join(constraints)
-
+
def cDeclComment(self):
if self.n_min == 1 and self.n_max == 1 and self.key.type == StringType:
return "\t/* Always nonnull. */"
n_max = self.n_max
initMax = "%s%s.n_max = %s;" % (indent, var, n_max)
return "\n".join((initKey, initValue, initMin, initMax))
-