| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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. |
| package com.cloud.hypervisor.kvm.resource; |
| |
| import java.io.IOException; |
| import java.io.StringReader; |
| |
| import javax.xml.parsers.ParserConfigurationException; |
| import javax.xml.parsers.SAXParser; |
| import javax.xml.parsers.SAXParserFactory; |
| |
| import org.apache.cloudstack.utils.security.ParserUtils; |
| import org.apache.log4j.Logger; |
| import org.xml.sax.InputSource; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.helpers.DefaultHandler; |
| |
| public class LibvirtXMLParser extends DefaultHandler { |
| private static final Logger s_logger = Logger.getLogger(LibvirtXMLParser.class); |
| protected static final SAXParserFactory s_spf; |
| static { |
| s_spf = ParserUtils.getSaferSAXParserFactory(); |
| } |
| protected SAXParser _sp; |
| protected boolean _initialized = false; |
| |
| public LibvirtXMLParser() { |
| try { |
| _sp = s_spf.newSAXParser(); |
| _initialized = true; |
| } catch (ParserConfigurationException e) { |
| s_logger.trace("Ignoring xml parser error.", e); |
| } catch (SAXException e) { |
| s_logger.trace("Ignoring xml parser error.", e); |
| } |
| } |
| |
| public boolean parseDomainXML(String domXML) { |
| if (!_initialized) { |
| return false; |
| } |
| try { |
| _sp.parse(new InputSource(new StringReader(domXML)), this); |
| return true; |
| } catch (SAXException se) { |
| s_logger.warn(se.getMessage()); |
| } catch (IOException ie) { |
| s_logger.error(ie.getMessage()); |
| } |
| return false; |
| } |
| |
| @Override |
| public void characters(char[] ch, int start, int length) throws SAXException { |
| } |
| |
| } |