client.communication.SocketClient.java Source code

Introduction

Here is the source code for client.communication.SocketClient.java

Source

/*
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package client.communication;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintStream;
import java.net.Socket;
import org.apache.commons.codec.binary.Base64;

/**
 *
 * @author bruno.weig
 */
public class SocketClient {
    static final int INPUT_LINE_SIZE = 10 * 1024;

    static String serverAddress;
    static int serverPort = 8686;
    byte[] response = new byte[INPUT_LINE_SIZE];

    public static void init() {
        BufferedReader buf;

        try {
            buf = new BufferedReader(new FileReader("src/ip.txt"));

            serverAddress = buf.readLine();

            //            System.out.println("Address: " + serverAddress);

            buf.close();
        } catch (FileNotFoundException e) {
            System.err.println(e.getMessage());
        } catch (IOException e) {
            System.err.println(e.getMessage());
        }
    }

    /**
     * Envia a mensagem para o servidor e retorna a resposta
     * 
     * @param message
     * @return 
     */
    public String sendMessage(String message) {
        Socket socket = null;

        PrintStream stream = null;

        try {
            socket = new Socket(serverAddress, serverPort);

            stream = new PrintStream(socket.getOutputStream());

            // Envia requisiao
            stream.println(message);

            // L resposta
            socket.getInputStream().read(response);
        } catch (IOException e) {
            System.out.println("Problem connecting server!");
        } finally {
            try {
                // Fecha stream
                if (stream != null)
                    stream.close();

                if (socket != null)
                    socket.close();
            } catch (IOException e) {
                System.err.println("Problem closing socket: " + e.getMessage());
            }
        }

        // Decodifica resposta em base 64
        String _reply = new String(Base64.decodeBase64(response));

        // Remove o espao nas extremidades da string de resposta
        return _reply.trim();
    }
}