forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			68 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is the Python XPCOM language bindings.
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#
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# The Initial Developer of the Original Code is
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# ActiveState Tool Corp.
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# Portions created by the Initial Developer are Copyright (C) 2000, 2001
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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#        Mark Hammond <MarkH@ActiveState.com> (original author)
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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# Class factory
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#
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# Hardly worth its own source file!
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import xpcom
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from xpcom import components, nsError, _xpcom, logger
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class Factory:
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    _com_interfaces_ = components.interfaces.nsIFactory
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    # This will only ever be constructed via other Python code,
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    # so we can have ctor args.
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    def __init__(self, klass):
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        self.klass = klass
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    def createInstance(self, outer, iid):
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        if outer is not None:
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            raise xpcom.ServerException(nsError.NS_ERROR_NO_AGGREGATION)
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        logger.debug("Python Factory creating %s", self.klass.__name__)
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        try:
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            return self.klass()
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        except:
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            # An exception here may not be obvious to the user - none
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            # of their code has been called yet.  It can be handy on
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            # failure to tell the user what class failed!
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            logger.error("Creation of class '%r' failed!\nException details follow\n",
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                           self.klass)
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            # The framework itself will also report the error.
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            raise
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    def lockServer(self, lock):
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        logger.debug("Python Factory LockServer called '%s'", lock)
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