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.mina;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  
  import org.apache.camel.Converter;
  import org.apache.camel.Exchange;
  import org.apache.camel.StreamCache;
  import org.apache.mina.core.buffer.IoBuffer;
  
  /**
   * A set of converter methods for working with MINA types
   */
  @Converter(generateLoader = true)
  public final class MinaConverter {
  
      private MinaConverter() {
          //Utility Class
      }
  
      @Converter
      public static byte[] toByteArray(IoBuffer buffer) {
          byte[] answer = new byte[buffer.remaining()];
          buffer.get(answer);
          return answer;
          // we should not mark and reset the buffer with mina
      }
  
      @Converter
      public static String toString(IoBuffer buffer, Exchange exchange) {
          byte[] bytes = toByteArray(buffer);
          // use type converter as it can handle encoding set on the Exchange
          return exchange.getContext().getTypeConverter().convertTo(String.class, exchange, bytes);
      }
  
      @Converter
      public static InputStream toInputStream(IoBuffer buffer) {
          return buffer.asInputStream();
      }
  
      @Converter
      public static ObjectInput toObjectInput(IoBuffer buffer) throws IOException {
          InputStream is = toInputStream(buffer);
          return new ObjectInputStream(is);
      }
  
      @Converter
      public static IoBuffer toIoBuffer(byte[] bytes) {
          IoBuffer buf = IoBuffer.allocate(bytes.length);
          buf.put(bytes);
          return buf;
      }
  
      @Converter
      public static IoBuffer toIoBuffer(StreamCache cache, Exchange exchange) throws Exception {
          byte[] arr = exchange.getContext().getTypeConverter().mandatoryConvertTo(byte[].class, exchange, cache);
          return toIoBuffer(arr);
      }
  }
  