/*
 * 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.activemq.artemis.core.protocol.core.impl.wireformat;

import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.core.message.impl.CoreMessage;
import org.apache.activemq.artemis.core.protocol.core.impl.PacketImpl;

public class SessionSendLargeMessage extends PacketImpl implements MessagePacketI {

   /**
    * Used only if largeMessage
    */
   private Message largeMessage;

   // Static --------------------------------------------------------

   // Constructors --------------------------------------------------

   public SessionSendLargeMessage(final Message largeMessage) {
      super(SESS_SEND_LARGE);

      this.largeMessage = largeMessage;
   }

   // Public --------------------------------------------------------

   public Message getLargeMessage() {
      return largeMessage;
   }

   @Override
   public MessagePacketI replaceMessage(Message message) {
      this.largeMessage = message;
      return this;
   }

   @Override
   public Message getMessage() {
      return largeMessage;
   }

   @Override
   public void encodeRest(final ActiveMQBuffer buffer) {
      ((CoreMessage)largeMessage).encodeHeadersAndProperties(buffer.byteBuf());
   }

   @Override
   public void decodeRest(final ActiveMQBuffer buffer) {
      ((CoreMessage)largeMessage).decodeHeadersAndProperties(buffer.byteBuf());
   }

   @Override
   public int hashCode() {
      final int prime = 31;
      int result = super.hashCode();
      result = prime * result + ((largeMessage == null) ? 0 : largeMessage.hashCode());
      return result;
   }

   @Override
   protected String getPacketString() {
      StringBuffer buff = new StringBuffer(super.getPacketString());
      buff.append(", largeMessage=" + largeMessage);
      return buff.toString();
   }

   @Override
   public boolean equals(Object obj) {
      if (this == obj)
         return true;
      if (!super.equals(obj))
         return false;
      if (!(obj instanceof SessionSendLargeMessage))
         return false;
      SessionSendLargeMessage other = (SessionSendLargeMessage) obj;
      if (largeMessage == null) {
         if (other.largeMessage != null)
            return false;
      } else if (!largeMessage.equals(other.largeMessage))
         return false;
      return true;
   }

}
