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proc
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self
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root
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usr
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lib
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python3.6
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site-packages
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javapackages
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maven
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files >> //proc/self/root/usr/lib/python3.6/site-packages/javapackages/maven/pomreader.py
# # Copyright (c) 2015, Red Hat, Inc. # # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the # distribution. # 3. Neither the name of the Red Hat nor the names of its # contributors may be used to endorse or promote products derived # from this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # # Authors: Michal Srb <msrb@redhat.com> from lxml.etree import ElementTree, XMLParser from javapackages.common.exception import JavaPackagesToolsException class PomLoadingException(JavaPackagesToolsException): pass POM_NAMESPACE = "http://maven.apache.org/POM/4.0.0" def load(pom_path): et = ElementTree() parser = XMLParser(remove_comments=True, strip_cdata=True) try: doc = et.parse(pom_path, parser=parser) except IOError: raise PomLoadingException("Cannot read file {f}".format(f=pom_path)) if doc is None: raise PomLoadingException("Failed to load {f}".format(f=pom_path)) return doc def find(doc, xpath_str, namespace=POM_NAMESPACE): ret = xpath(doc, xpath_str, namespace) if len(ret) > 0: ret = ret[0] else: ret = None return ret def xpath(doc, xpath_str, namespace=POM_NAMESPACE): ret = doc.xpath(xpath_str, namespaces=dict(pom=namespace)) # perhaps there is no namespace? if len(ret) == 0: ret = doc.xpath(xpath_str.replace('pom:', '')) return ret def find_parts(doc, parts, xpath_str=".//"): for key in parts: node = doc.xpath('{0}*[local-name() = "{1}"]'.format(xpath_str, key)) if node is not None and len(node) > 0 and node[0].text is not None: parts[key] = node[0].text.strip() return parts def find_raw_parts(doc, parts, xpath_str=".//"): for key in parts: node = doc.xpath('{0}*[local-name() = "{1}"]'.format(xpath_str, key)) if node is not None and len(node) > 0: if node[0].text is not None: parts[key] = node[0].text.strip() else: # node is present, but it has no content parts[key] = "" else: parts[key] = None return parts
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