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Clustering and Coordination Frameworks

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/*
 * Copyright (c) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 David Berkman
 * 
 * This file is part of the SmallMind Code Project.
 * 
 * The SmallMind Code Project is free software, you can redistribute
 * it and/or modify it under either, at your discretion...
 * 
 * 1) The terms of GNU Affero General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at
 * your option) any later version.
 * 
 * ...or...
 * 
 * 2) The terms of the Apache License, Version 2.0.
 * 
 * The SmallMind Code Project is distributed in the hope that it will
 * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License or Apache License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * and the Apache License along with the SmallMind Code Project. If not, see
 *  or .
 * 
 * Additional permission under the GNU Affero GPL version 3 section 7
 * ------------------------------------------------------------------
 * If you modify this Program, or any covered work, by linking or
 * combining it with other code, such other code is not for that reason
 * alone subject to any of the requirements of the GNU Affero GPL
 * version 3.
 */
package org.smallmind.phalanx.wire;

import java.io.ByteArrayInputStream;
import java.io.ObjectInputStream;
import org.smallmind.nutsnbolts.util.SelfDestructive;
import org.smallmind.web.jersey.fault.Fault;
import org.smallmind.web.jersey.fault.FaultWrappingException;
import org.smallmind.web.jersey.fault.NativeLanguage;
import org.smallmind.web.jersey.fault.NativeObject;

public abstract class TransmissionCallback implements SelfDestructive {

  public abstract Object getResult (SignalCodec signalCodec)
    throws Throwable;

  public void handleError (SignalCodec signalCodec, ResultSignal resultSignal)
    throws Throwable {

    if (resultSignal.isError()) {

      Fault fault = signalCodec.extractObject(resultSignal.getResult(), Fault.class);
      NativeObject nativeObject;

      if (((nativeObject = fault.getNativeObject()) != null) && nativeObject.getLanguage().equals(NativeLanguage.JAVA)) {
        try (ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(nativeObject.getBytes()); ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream)) {
          throw (Throwable)objectInputStream.readObject();
        }
      }

      throw new FaultWrappingException(fault);
    }
  }
}