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.infinispan;
  
  import java.io.FileNotFoundException;
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.Properties;
  import java.util.concurrent.ScheduledExecutorService;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.CamelContextAware;
  import org.apache.camel.Exchange;
  import org.apache.camel.Message;
  import org.apache.camel.support.ResourceHelper;
  import org.apache.camel.util.ObjectHelper;
  
  public class InfinispanUtil {
      protected InfinispanUtil() {
      }
  
      public static boolean isInHeaderEmpty(Exchange exchange, String header) {
          return isHeaderEmpty(exchange.getMessage(), header);
      }
  
      public static boolean isHeaderEmpty(Message message, String header) {
          return ObjectHelper.isEmpty(message.getHeader(header));
      }
  
      public static Properties loadProperties(CamelContext camelContext, String uri) throws Exception {
          try (InputStream is = openInputStream(camelContext, uri)) {
              Properties properties = new Properties();
              properties.load(is);
  
              return properties;
          } catch (IOException e) {
          }
  
          throw new FileNotFoundException("Cannot find resource: " + uri);
      }
  
      public static InputStream openInputStream(CamelContext camelContext, String uri) throws Exception {
          if (camelContext != null) {
              uri = camelContext.resolvePropertyPlaceholders(uri);
              return ResourceHelper.resolveMandatoryResourceAsInputStream(camelContext, uri);
          }
  
          return Thread.currentThread().getContextClassLoader().getResourceAsStream(uri);
      }
  
      public static ScheduledExecutorService newSingleThreadScheduledExecutor(CamelContext camelContext, Object source) {
          return camelContext.getExecutorServiceManager().newSingleThreadScheduledExecutor(
                  source,
                  source.getClass().getSimpleName());
      }
  
      public static ScheduledExecutorService newSingleThreadScheduledExecutor(
              CamelContextAware camelContextAware, Object source) {
          return newSingleThreadScheduledExecutor(camelContextAware.getCamelContext(), source);
      }
  
      public static ScheduledExecutorService newSingleThreadScheduledExecutor(
              CamelContext camelContext, Object source, String id) {
          return camelContext.getExecutorServiceManager().newSingleThreadScheduledExecutor(
                  source,
                  source.getClass().getSimpleName() + "-" + id);
      }
  
      public static ScheduledExecutorService newSingleThreadScheduledExecutor(
              CamelContextAware camelContextAware, Object source, String id) {
          return newSingleThreadScheduledExecutor(camelContextAware.getCamelContext(), source, id);
      }
  }
  