update
parent
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hahaha
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================
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================
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package com.echo.p2p_project.server.model;
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import com.echo.p2p_project.server.ServerMain;
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import com.echo.p2p_project.server.interfaces.FileLookupRegistry;
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import com.echo.p2p_project.u_model.Peer;
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import com.echo.p2p_project.u_model.Resource;
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import java.rmi.RemoteException;
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import java.rmi.server.RMISocketFactory;
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import java.rmi.server.UnicastRemoteObject;
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import java.util.*;
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/**
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* @Author: WangYuyang
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* @Date: 2021/10/20-22:45
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* @Project: P2P_Project
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* @Package: com.echo.p2p_project.server.model
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* @Description:
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**/
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public class FileLookupImpl extends UnicastRemoteObject implements FileLookupRegistry {
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/**
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* Creates and exports a new UnicastRemoteObject object using an
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* anonymous port.
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*
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* <p>The object is exported with a server socket
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* created using the {@link RMISocketFactory} class.
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*
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* @throws RemoteException if failed to export object
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* @since JDK1.1
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*/
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public FileLookupImpl() throws RemoteException {
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super();
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}
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@Override
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public Peer syncPeer(UUID GUID) throws RemoteException {
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Peer peer = ServerMain.UHPT.get(GUID);
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if (peer == null)
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return null;
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return peer;
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}
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@Override
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public Resource lookupInUHRT(String hash) throws RemoteException {
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Resource res = ServerMain.UHRT.get(hash);
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if(res==null){
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return null;
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}
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ArrayList<Peer> processed_peers = new ArrayList<>();
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for (Peer p : res.possessedBy.values()) {
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processed_peers.add(p);
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}
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processed_peers.sort(new Comparator<Peer>() {
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@Override
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public int compare(Peer o1, Peer o2) {
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return o1.getRoutingMetric() - o2.getRoutingMetric();
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}
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});
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Peer best_peer = processed_peers.get(0);
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for (Peer peer: processed_peers) {
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System.out.println(peer.getGUID() + " <> " + peer.getRoutingMetric());
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}
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System.out.println("BEST: " + best_peer.getGUID());
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Resource tmp = new Resource(res.getGUID(), res.getName(), res.getHash());
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tmp.possessedBy.put(best_peer.getGUID(), best_peer);
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return tmp;
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}
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// @Override
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// public HashMap lookupInUHRT(String filename) throws RemoteException {
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// HashMap<UUID, Resource> hashMap = new LinkedHashMap();
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//
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// for (UUID key : ServerMain.UHRT.keySet()) {
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// if (ServerMain.UHRT.get(key).getName().equals(filename)) {
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// hashMap.put(key, ServerMain.UHRT.get(key));
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// }
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// }
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//
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// System.out.println("Checking file hashing...");
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// Boolean hash_all_same = true;
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// String file_hash = ((Resource) hashMap.values().toArray()[0]).getHash();
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// for (Resource r : hashMap.values()) {
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// if (!r.getHash().equals(file_hash)) {
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// hash_all_same = false;
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// break;
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// }
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// }
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// UUID GUID = null;
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// if (hash_all_same) {
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// System.out.println("Hash is the same, looking for best node...");
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// ArrayList<Peer> processed_peers = new ArrayList<>();
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// for (Resource r : hashMap.values()) {
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// for (Peer p : r.possessedBy.values()) {
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// processed_peers.add(p);
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// }
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// }
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// processed_peers.sort(new Comparator<Peer>() {
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// @Override
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// public int compare(Peer o1, Peer o2) {
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// return o1.getRoutingMetric() - o2.getRoutingMetric();
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// }
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// });
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// for (Peer p : processed_peers) {
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// System.out.println(p.getGUID().toString() + " <> " + p.getRoutingMetric());
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// }
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//
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// for (Resource r : processed_peers.get(0).possessing.values()) {
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// System.out.println("File hash: " + file_hash);
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// System.out.println("Res hash : " + r.getHash());
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// if (r.getHash().equals(file_hash)) {
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// System.out.println("Best resource GUID: " + r.getGUID());
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// System.out.println("Best Peer GUID: " + processed_peers.get(0).getGUID());
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// GUID = r.getGUID();
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// HashMap tmp = new LinkedHashMap();
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// tmp.put(GUID, ServerMain.UHRT.get(GUID));
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// return tmp;
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// }
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// }
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// }
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//
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// return hashMap;
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// }
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}
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@ -1,53 +0,0 @@
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package com.echo.p2p_project.server.model;
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import com.echo.p2p_project.server.ServerMain;
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import com.echo.p2p_project.server.interfaces.SyncingRegistry;
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import com.echo.p2p_project.u_model.Peer;
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import java.rmi.RemoteException;
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import java.rmi.server.RMISocketFactory;
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import java.rmi.server.UnicastRemoteObject;
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import java.util.HashMap;
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import java.util.LinkedHashMap;
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import java.util.UUID;
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/**
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* @Author: WangYuyang
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* @Date: 2021/10/20-22:45
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* @Project: P2P_Project
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* @Package: com.echo.p2p_project.server.model
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* @Description:
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**/
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public class SyncingImpl extends UnicastRemoteObject implements SyncingRegistry {
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/**
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* Creates and exports a new UnicastRemoteObject object using an
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* anonymous port.
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*
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* <p>The object is exported with a server socket
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* created using the {@link RMISocketFactory} class.
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*
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* @throws RemoteException if failed to export object
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* @since JDK1.1
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*/
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public SyncingImpl() throws RemoteException {
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super();
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}
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@Override
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public Peer syncPeer(UUID GUID) throws RemoteException{
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Peer peer = ServerMain.UHPT.get(GUID);
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if (peer==null)
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return null;
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return peer;
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}
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@Override
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public HashMap syncUHRT() throws RemoteException {
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HashMap hashMap = new LinkedHashMap();
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for (UUID key: ServerMain.UHRT.keySet()) {
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hashMap.put(key, ServerMain.UHRT.get(key));
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}
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HashMap map = hashMap;
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return map;
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}
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}
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Loading…
Reference in New Issue