import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import org.jdom2.Element;
import frodo2.algorithms.AgentInterface;
import frodo2.algorithms.SolutionCollector;
import frodo2.algorithms.dpop.UTILpropagation.SolutionMessage;
import frodo2.algorithms.varOrdering.dfs.DFSgeneration;
import frodo2.algorithms.varOrdering.dfs.DFSgeneration.DFSview;
import frodo2.communication.IncomingMsgPolicyInterface;
import frodo2.communication.Message;
import frodo2.communication.MessageType;
import frodo2.communication.Queue;
import frodo2.solutionSpaces.Addable;
import frodo2.solutionSpaces.BasicUtilitySolutionSpace;
import frodo2.solutionSpaces.DCOPProblemInterface;