content: /*
   * 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.camel.component.xslt.saxon;
  
  import java.util.List;
  import java.util.Map;
  
  import javax.xml.XMLConstants;
  
  import net.sf.saxon.Configuration;
  import net.sf.saxon.TransformerFactoryImpl;
  import net.sf.saxon.lib.ExtensionFunctionDefinition;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  final class XsltSaxonHelper {
  
      private static final Logger LOG = LoggerFactory.getLogger(XsltSaxonHelper.class);
  
      private XsltSaxonHelper() {
      }
  
      public static void registerSaxonConfiguration(TransformerFactoryImpl factory, Configuration saxonConfiguration) {
          if (saxonConfiguration != null) {
              factory.setConfiguration(saxonConfiguration);
          }
      }
  
      public static void registerSaxonConfigurationProperties(
              TransformerFactoryImpl factory,
              Map<String, Object> saxonConfigurationProperties) {
          if (saxonConfigurationProperties != null && !saxonConfigurationProperties.isEmpty()) {
              for (Map.Entry<String, Object> entry : saxonConfigurationProperties.entrySet()) {
                  factory.getConfiguration().setConfigurationProperty(entry.getKey(), entry.getValue());
              }
          }
      }
  
      public static void registerSaxonExtensionFunctions(
              TransformerFactoryImpl factory,
              List<Object> saxonExtensionFunctions,
              boolean secureProcessing)
              throws Exception {
          if (saxonExtensionFunctions != null && !saxonExtensionFunctions.isEmpty()) {
              factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, secureProcessing);
              for (Object extensionFunction : saxonExtensionFunctions) {
                  if (extensionFunction instanceof ExtensionFunctionDefinition) {
                      LOG.debug("Saxon.registerExtensionFunction {}", extensionFunction);
                      factory.getConfiguration().registerExtensionFunction((ExtensionFunctionDefinition) extensionFunction);
                  }
              }
          }
      }
  
  }
  