/usr/lib/python2.7/dist-packages/suds/mx/core.py is in python-suds 0.4.1-11build1.
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# it under the terms of the (LGPL) GNU Lesser General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library Lesser General Public License for more details at
# ( http://www.gnu.org/licenses/lgpl.html ).
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# written by: Jeff Ortel ( jortel@redhat.com )
"""
Provides I{marshaller} core classes.
"""
from logging import getLogger
from suds import *
from suds.mx import *
from suds.mx.appender import ContentAppender
from suds.sax.element import Element
from suds.sax.document import Document
from suds.sudsobject import Property
log = getLogger(__name__)
class Core:
"""
An I{abstract} marshaller. This class implement the core
functionality of the marshaller.
@ivar appender: A content appender.
@type appender: L{ContentAppender}
"""
def __init__(self):
"""
"""
self.appender = ContentAppender(self)
def process(self, content):
"""
Process (marshal) the tag with the specified value using the
optional type information.
@param content: The content to process.
@type content: L{Object}
"""
log.debug('processing:\n%s', content)
self.reset()
if content.tag is None:
content.tag = content.value.__class__.__name__
document = Document()
if isinstance(content.value, Property):
root = self.node(content)
self.append(document, content)
else:
self.append(document, content)
return document.root()
def append(self, parent, content):
"""
Append the specified L{content} to the I{parent}.
@param parent: The parent node to append to.
@type parent: L{Element}
@param content: The content to append.
@type content: L{Object}
"""
log.debug('appending parent:\n%s\ncontent:\n%s', parent, content)
if self.start(content):
self.appender.append(parent, content)
self.end(parent, content)
def reset(self):
"""
Reset the marshaller.
"""
pass
def node(self, content):
"""
Create and return an XML node.
@param content: The content for which proccessing has been suspended.
@type content: L{Object}
@return: An element.
@rtype: L{Element}
"""
return Element(content.tag)
def start(self, content):
"""
Appending this content has started.
@param content: The content for which proccessing has started.
@type content: L{Content}
@return: True to continue appending
@rtype: boolean
"""
return True
def suspend(self, content):
"""
Appending this content has suspended.
@param content: The content for which proccessing has been suspended.
@type content: L{Content}
"""
pass
def resume(self, content):
"""
Appending this content has resumed.
@param content: The content for which proccessing has been resumed.
@type content: L{Content}
"""
pass
def end(self, parent, content):
"""
Appending this content has ended.
@param parent: The parent node ending.
@type parent: L{Element}
@param content: The content for which proccessing has ended.
@type content: L{Content}
"""
pass
def setnil(self, node, content):
"""
Set the value of the I{node} to nill.
@param node: A I{nil} node.
@type node: L{Element}
@param content: The content to set nil.
@type content: L{Content}
"""
pass
def setdefault(self, node, content):
"""
Set the value of the I{node} to a default value.
@param node: A I{nil} node.
@type node: L{Element}
@param content: The content to set the default value.
@type content: L{Content}
@return: The default.
"""
pass
def optional(self, content):
"""
Get whether the specified content is optional.
@param content: The content which to check.
@type content: L{Content}
"""
return False
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