| /** |
| * 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 org.apache.cxf.bus.spring; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| import java.util.Properties; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| import org.xml.sax.EntityResolver; |
| import org.xml.sax.InputSource; |
| import org.xml.sax.SAXException; |
| |
| import org.apache.cxf.common.logging.LogUtils; |
| import org.springframework.beans.factory.xml.DelegatingEntityResolver; |
| import org.springframework.core.io.ClassPathResource; |
| import org.springframework.core.io.Resource; |
| import org.springframework.core.io.support.PropertiesLoaderUtils; |
| import org.springframework.util.CollectionUtils; |
| |
| /** |
| * |
| */ |
| public class BusEntityResolver extends DelegatingEntityResolver { |
| |
| private static final Logger LOG = LogUtils.getL7dLogger(BusEntityResolver.class); |
| |
| private EntityResolver dtdResolver; |
| private EntityResolver schemaResolver; |
| private Map<String, String> schemaMappings; |
| private ClassLoader classLoader; |
| |
| public BusEntityResolver(ClassLoader loader, EntityResolver dr, EntityResolver sr) { |
| super(dr, sr); |
| classLoader = loader; |
| dtdResolver = dr; |
| schemaResolver = sr; |
| |
| try { |
| Properties mappings = PropertiesLoaderUtils.loadAllProperties("META-INF/spring.schemas", |
| classLoader); |
| schemaMappings = new ConcurrentHashMap<>(mappings.size()); |
| CollectionUtils.mergePropertiesIntoMap(mappings, schemaMappings); |
| } catch (IOException e) { |
| //ignore |
| } |
| } |
| |
| @Override |
| public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException { |
| InputSource source = super.resolveEntity(publicId, systemId); |
| if (null == source && null != systemId) { |
| // try the schema and dtd resolver in turn, ignoring the suffix in publicId |
| LOG.log(Level.FINE, "Attempting to resolve systemId {0}", systemId); |
| source = schemaResolver.resolveEntity(publicId, systemId); |
| if (null == source) { |
| source = dtdResolver.resolveEntity(publicId, systemId); |
| } |
| } |
| |
| if (null == source) { |
| return null; |
| } |
| |
| String resourceLocation = schemaMappings.get(systemId); |
| if (resourceLocation != null && publicId == null) { |
| Resource resource = new ClassPathResource(resourceLocation, classLoader); |
| if (resource.exists()) { |
| source.setPublicId(systemId); |
| source.setSystemId(resource.getURL().toString()); |
| } |
| } |
| return source; |
| } |
| } |