110 lines
3.4 KiB
Java
110 lines
3.4 KiB
Java
package clientP2P;
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import java.util.List;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Random;
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import java.io.IOException;
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import java.io.File;
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import java.nio.file.Files;
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import java.nio.file.StandardOpenOption;
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import java.nio.file.StandardCopyOption;
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import localException.ProtocolError;
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import localException.InternalError;
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import localException.TransmissionError;
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import localException.SizeError;
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import localException.VersionError;
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import remoteException.EmptyDirectory;
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import remoteException.EmptyFile;
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import remoteException.VersionRemoteError;
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import remoteException.ProtocolRemoteError;
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import remoteException.NotFound;
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import remoteException.InternalRemoteError;
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import remoteException.NotATracker;
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import protocolP2P.HashAlgorithm;
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import protocolP2P.HashResponse;
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import protocolP2P.HashRequest;
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import protocolP2P.ProtocolP2PPacketUDP;
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import protocolP2P.ProtocolP2PPacket;
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import protocolP2P.Payload;
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import protocolP2P.FilePart;
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import protocolP2P.LoadRequest;
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import clientP2P.ClientDownloadPartUDP;
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import clientP2P.ClientDownload;
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import tools.HostItem;
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import tools.Logger;
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import tools.LogLevel;
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import java.net.SocketException;
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import java.net.UnknownHostException;
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import java.io.IOException;
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/** Class to download file from udp
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* @author Louis Royer
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* @author Flavien Haas
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* @author JS Auge
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* @version 1.0
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*/
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public class ClientDownloadUDP extends ClientDownload {
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/** Constructor with parameters: filename, list of hosts, parts subdirectory and dirStorage
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* @param filename name of file to download
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* @param hostList list of servers
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* @param partsSubdir directory to store .part files
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* @param dirStorage directory to write assembled file
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* @param logger Logger
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* @param client HostItem of the application
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* @param tracker HostItem of the tracker
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*/
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public ClientDownloadUDP(String filename, List<HostItem> hostList, String partsSubdir, String dirStorage, Logger logger, HostItem client, HostItem tracker) {
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super(filename, hostList, partsSubdir, dirStorage, logger, client, tracker);
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}
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/** Create a clientDownloadPart
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* @param hostItem Hostitem of the server
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*/
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protected ClientDownloadPart createDownloadPart(HostItem hostItem) {
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return (ClientDownloadPart)new ClientDownloadPartUDP((ClientDownload)this, filename, hostItem.getUDPSocket(), partsSubdir, logger, client, hostItem);
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}
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/** Implementation of writeLog
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* @param text Text to log
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* @param logLevel level of logging
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*/
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protected void writeLog(String text, LogLevel logLevel) {
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logger.writeUDP(text, logLevel);
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}
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/** Implementation of writeLog
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* @param e exception to log
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* @param logLevel level of logging
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*/
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protected void writeLog(Exception e, LogLevel logLevel) {
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logger.writeUDP(e, logLevel);
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}
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/** Create packets
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* @param payload Payload
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*/
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protected < T extends Payload > ProtocolP2PPacket<T> createProtocolP2PPacket(T payload) {
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return (ProtocolP2PPacket<T>)new ProtocolP2PPacketUDP<T>(payload);
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}
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/** Getter for HostItem socket
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* @param hostItem HostItemç
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* @throws SocketException
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* @throws UnknownHostException
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* @throws IOException
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*/
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protected Object getHostItemSocket(HostItem hostItem) throws SocketException, UnknownHostException, IOException {
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return (Object)hostItem.tryGetUDPSocket();
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}
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/** Close HostItem socket
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* @param hostItem HostItem
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*/
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protected void closeHostItemSocket(HostItem hostItem) {
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hostItem.closeUDPSocket();
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}
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}
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