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authorzhipengh <zhipengh512@gmail.com>2015-12-22 15:04:53 +0800
committerzhipengh <zhipengh512@gmail.com>2015-12-22 15:04:53 +0800
commitb678c5bfea0f1b142c2a4a5bdee1e3309a021887 (patch)
tree493ec289254370057daaaded00fd1b4761783c86 /tosca2heat/tosca-parser-0.3.0/toscaparser/parameters.py
parent828f613ea0c3e334eacf3f7857252246708d1c88 (diff)
JIRA:PARSER-15 Provide Standalone Heat-Translator Liberty Pypi Packages
Diffstat (limited to 'tosca2heat/tosca-parser-0.3.0/toscaparser/parameters.py')
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diff --git a/tosca2heat/tosca-parser-0.3.0/toscaparser/parameters.py b/tosca2heat/tosca-parser-0.3.0/toscaparser/parameters.py
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+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+
+import logging
+
+from toscaparser.common.exception import ExceptionCollector
+from toscaparser.common.exception import MissingRequiredFieldError
+from toscaparser.common.exception import UnknownFieldError
+from toscaparser.dataentity import DataEntity
+from toscaparser.elements.constraints import Schema
+from toscaparser.elements.entity_type import EntityType
+from toscaparser.utils.gettextutils import _
+
+
+log = logging.getLogger('tosca')
+
+
+class Input(object):
+
+ INPUTFIELD = (TYPE, DESCRIPTION, DEFAULT, CONSTRAINTS) = \
+ ('type', 'description', 'default', 'constraints')
+
+ def __init__(self, name, schema_dict):
+ self.name = name
+ self.schema = Schema(name, schema_dict)
+
+ @property
+ def type(self):
+ return self.schema.type
+
+ @property
+ def description(self):
+ return self.schema.description
+
+ @property
+ def default(self):
+ return self.schema.default
+
+ @property
+ def constraints(self):
+ return self.schema.constraints
+
+ def validate(self, value=None):
+ self._validate_field()
+ self.validate_type(self.type)
+ if value:
+ self._validate_value(value)
+
+ def _validate_field(self):
+ for name in self.schema.schema:
+ if name not in self.INPUTFIELD:
+ ExceptionCollector.appendException(
+ UnknownFieldError(what='Input "%s"' % self.name,
+ field=name))
+
+ def validate_type(self, input_type):
+ if input_type not in Schema.PROPERTY_TYPES:
+ ExceptionCollector.appendException(
+ ValueError(_('Invalid type "%s".') % type))
+
+ def _validate_value(self, value):
+ tosca = EntityType.TOSCA_DEF
+ datatype = None
+ if self.type in tosca:
+ datatype = tosca[self.type]
+ elif EntityType.DATATYPE_PREFIX + self.type in tosca:
+ datatype = tosca[EntityType.DATATYPE_PREFIX + self.type]
+
+ DataEntity.validate_datatype(self.type, value, None, datatype)
+
+
+class Output(object):
+
+ OUTPUTFIELD = (DESCRIPTION, VALUE) = ('description', 'value')
+
+ def __init__(self, name, attrs):
+ self.name = name
+ self.attrs = attrs
+
+ @property
+ def description(self):
+ return self.attrs.get(self.DESCRIPTION)
+
+ @property
+ def value(self):
+ return self.attrs.get(self.VALUE)
+
+ def validate(self):
+ self._validate_field()
+
+ def _validate_field(self):
+ if not isinstance(self.attrs, dict):
+ ExceptionCollector.appendException(
+ MissingRequiredFieldError(what='Output "%s"' % self.name,
+ required=self.VALUE))
+ if self.value is None:
+ ExceptionCollector.appendException(
+ MissingRequiredFieldError(what='Output "%s"' % self.name,
+ required=self.VALUE))
+ for name in self.attrs:
+ if name not in self.OUTPUTFIELD:
+ ExceptionCollector.appendException(
+ UnknownFieldError(what='Output "%s"' % self.name,
+ field=name))