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169 lines
5.3 KiB
169 lines
5.3 KiB
5 years ago
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#
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# minixsv, Release 0.9.0
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# file: xsvalErrorHandler.py
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#
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# XML schema validator classes
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#
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# history:
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# 2004-09-23 rl created
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#
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# Copyright (c) 2004-2008 by Roland Leuthe. All rights reserved.
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#
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# --------------------------------------------------------------------
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# The minixsv XML schema validator is
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#
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# Copyright (c) 2004-2008 by Roland Leuthe
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#
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# By obtaining, using, and/or copying this software and/or its
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# associated documentation, you agree that you have read, understood,
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# and will comply with the following terms and conditions:
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#
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# Permission to use, copy, modify, and distribute this software and
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# its associated documentation for any purpose and without fee is
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# hereby granted, provided that the above copyright notice appears in
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# all copies, and that both that copyright notice and this permission
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# notice appear in supporting documentation, and that the name of
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# the author not be used in advertising or publicity
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# pertaining to distribution of the software without specific, written
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# prior permission.
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#
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# THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
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# TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT-
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# ABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
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# BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
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# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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# OF THIS SOFTWARE.
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# --------------------------------------------------------------------
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import string
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import os
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IGNORE_WARNINGS = 0
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PRINT_WARNINGS = 1
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STOP_ON_WARNINGS = 2
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########################################
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# Error-Handler class for XML schema validator
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# handles only validator errors, no parser errors!
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class ErrorHandler:
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def __init__(self, errorLimit, warningProc, verbose):
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self.errorLimit = errorLimit
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self.warningProc = warningProc
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self.verbose = verbose
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self.errorList = []
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self.noOfErrors = 0
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self.warningList = []
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self.infoDict = {}
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########################################
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# check if errors have already been reported
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def hasErrors (self):
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return self.errorList != []
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########################################
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# add error to errorList (raise exception only if error limit is reached)
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def addError (self, errstr, element=None, endTag=0):
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filePath = ""
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lineNo = 0
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if element:
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filePath = element.getFilePath()
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if endTag:
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lineNo = element.getEndLineNumber()
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else:
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lineNo = element.getStartLineNumber()
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self.errorList.append ((filePath, lineNo, "ERROR", "%s" %errstr))
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self.noOfErrors += 1
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if self.noOfErrors == self.errorLimit:
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self._raiseXsvalException ("\nError Limit reached!!")
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########################################
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# add warning to warningList
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def addWarning (self, warnstr, element=None):
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filePath = ""
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lineNo = 0
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if element:
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filePath = element.getFilePath()
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lineNo = element.getStartLineNumber()
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self.warningList.append ((filePath, lineNo, "WARNING", warnstr))
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########################################
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# add info string to errorList
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def addInfo (self, infostr, element=None):
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self.infoDict.setdefault("INFO: %s" %infostr, 1)
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########################################
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# add error to errorList (if given) and raise exception
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def raiseError (self, errstr, element=None):
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self.addError (errstr, element)
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self._raiseXsvalException ()
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########################################
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# raise exception with complete errorList as exception string
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# (only if errors occurred)
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def flushOutput (self):
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if self.infoDict != {}:
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print string.join (self.infoDict.keys(), "\n")
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self.infoList = []
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if self.warningProc == PRINT_WARNINGS and self.warningList != []:
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print self._assembleOutputList(self.warningList, sorted=1)
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self.warningList = []
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elif self.warningProc == STOP_ON_WARNINGS:
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self.errorList.extend (self.warningList)
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if self.errorList != []:
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self._raiseXsvalException ()
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########################################
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# Private methods
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def _raiseXsvalException (self, additionalInfo=""):
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output = self._assembleOutputList(self.errorList) + additionalInfo
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self.errorList = self.warningList = []
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raise XsvalError (output)
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def _assembleOutputList (self, outputList, sorted=0):
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if sorted:
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outputList.sort()
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outputStrList = []
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for outElement in outputList:
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outputStrList.append (self._assembleOutString(outElement))
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return string.join (outputStrList, "\n")
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def _assembleOutString (self, listElement):
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fileStr = ""
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lineStr = ""
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if listElement[0] != "":
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if self.verbose:
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fileStr = "%s: " %(listElement[0])
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else:
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fileStr = "%s: " %(os.path.basename(listElement[0]))
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if listElement[1] != 0:
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lineStr = "line %d: " %(listElement[1])
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return "%s: %s%s%s" %(listElement[2], fileStr, lineStr, listElement[3])
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class XsvalError (StandardError):
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pass
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