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.smpp;
  
  import java.lang.reflect.Field;
  import java.util.ArrayList;
  import java.util.HashSet;
  import java.util.List;
  import java.util.Map;
  import java.util.Map.Entry;
  import java.util.Set;
  
  import org.jsmpp.bean.OptionalParameter;
  import org.jsmpp.bean.OptionalParameter.OctetString;
  import org.jsmpp.bean.OptionalParameter.Tag;
  import org.jsmpp.session.SMPPSession;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public abstract class AbstractSmppCommand implements SmppCommand {
  
      protected final Logger log = LoggerFactory.getLogger(this.getClass());
  
      protected SMPPSession session;
      protected SmppConfiguration config;
  
      public AbstractSmppCommand(SMPPSession session, SmppConfiguration config) {
          this.session = session;
          this.config = config;
      }
  
      protected List<OptionalParameter> createOptionalParametersByCode(Map<Short, Object> optinalParamaters) {
          List<OptionalParameter> optParams = new ArrayList<>();
  
          for (Entry<Short, Object> entry : optinalParamaters.entrySet()) {
              OptionalParameter optParam = null;
              Short key = entry.getKey();
              Object value = entry.getValue();
  
              try {
                  if (value == null) {
                      optParam = new OptionalParameter.Null(key);
                  } else if (value instanceof byte[]) {
                      optParam = new OptionalParameter.OctetString(key, (byte[]) value);
                  } else if (value instanceof String) {
                      optParam = new OptionalParameter.COctetString(key, (String) value);
                  } else if (value instanceof Byte) {
                      optParam = new OptionalParameter.Byte(key, (Byte) value);
                  } else if (value instanceof Integer) {
                      optParam = new OptionalParameter.Int(key, (Integer) value);
                  } else if (value instanceof Short) {
                      optParam = new OptionalParameter.Short(key, (Short) value);
                  } else {
                      log.info("Couldn't determine optional parameter for value {} (type: {}). Skip this one.", value,
                              value.getClass());
                      continue;
                  }
  
                  optParams.add(optParam);
              } catch (Exception e) {
                  log.info("Couldn't determine optional parameter for key {} and value {}. Skip this one.", key, value);
              }
          }
  
          return optParams;
      }
  
      /**
       * @deprecated                   will be removed in Camel 2.13.0/3.0.0 - use createOptionalParametersByCode instead
       * @param      optinalParamaters
       * @return
       */
      @Deprecated
      @SuppressWarnings({ "rawtypes", "unchecked" })
      protected List<OptionalParameter> createOptionalParametersByName(Map<String, String> optinalParamaters) {
          List<OptionalParameter> optParams = new ArrayList<>();
  
          for (Entry<String, String> entry : optinalParamaters.entrySet()) {
              OptionalParameter optParam = null;
  
              String value = entry.getValue();
              try {
                  Tag tag = Tag.valueOf(entry.getKey());
                  Class type = determineTypeClass(tag);
  
                  Set<Class> ancestorClasses = new HashSet<>(2);
                  Class superclass = type.getSuperclass();
                  ancestorClasses.add(superclass);
                  if (superclass != Object.class) {
                      ancestorClasses.add(superclass.getSuperclass());
                  }
                  if (ancestorClasses.contains(OctetString.class)) {
                      optParam = (OptionalParameter) type.getConstructor(byte[].class).newInstance(value.getBytes());
                  } else if (ancestorClasses.contains(OptionalParameter.Byte.class)) {
                      Byte byteValue = (value == null) ? 0 : Byte.parseByte(value); // required because jsmpp 2.1.1 interpreted null as 0
                      optParam = (OptionalParameter) type.getConstructor(byte.class).newInstance(byteValue);
                  } else if (ancestorClasses.contains(OptionalParameter.Int.class)) {
                      Integer intValue = (value == null) ? 0 : Integer.parseInt(value); // required because jsmpp 2.1.1 interpreted null as 0
                      optParam = (OptionalParameter) type.getConstructor(int.class).newInstance(intValue);
                  } else if (ancestorClasses.contains(OptionalParameter.Short.class)) {
                      Short shortValue = (value == null) ? 0 : Short.parseShort(value); // required because jsmpp 2.1.1 interpreted null as 0
                      optParam = (OptionalParameter) type.getConstructor(short.class).newInstance(shortValue);
                  }
  
                  optParams.add(optParam);
              } catch (Exception e) {
                  log.info("Couldn't determine optional parameter for key {} and value {}. Skip this one.", entry.getKey(),
                          value);
              }
          }
  
          return optParams;
      }
  
      @SuppressWarnings("unchecked")
      protected Class<? extends OptionalParameter> determineTypeClass(Tag tag)
              throws SecurityException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException {
          // we have to use reflection because the type field is private
          Field f = tag.getClass().getDeclaredField("type");
          f.setAccessible(true);
          return (Class<? extends OptionalParameter>) f.get(tag);
      }
  }
  