Protocol implementation

src/main/java/redis/clients/jedis/Client.java

@@ -0,0 +1,106 @@
+package redis.clients.jedis;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.Socket;
+import java.net.UnknownHostException;
+
+import redis.clients.jedis.Protocol;
+
+public class Client {
+    private String host;
+    private int port = Protocol.DEFAULT_PORT;
+    private Socket socket;
+    private boolean connected = false;
+    private Protocol protocol = new Protocol();
+    private OutputStream outputStream;
+    private InputStream inputStream;
+
+    public Client(String host) {
+	super();
+	this.host = host;
+    }
+
+    public Client(String host, int port) {
+	super();
+	this.host = host;
+	this.port = port;
+    }
+
+    public String getHost() {
+	return host;
+    }
+
+    public void setHost(String host) {
+	this.host = host;
+    }
+
+    public int getPort() {
+	return port;
+    }
+
+    public void setPort(int port) {
+	this.port = port;
+    }
+
+    public Client() {
+    }
+
+    public String ping() {
+	String command = protocol.buildCommand("PING");
+	try {
+	    outputStream.write(command.getBytes());
+	    return protocol.getSingleLineReply(inputStream);
+	} catch (IOException e) {
+	    // TODO Not sure what to do here
+	    return null;
+	}
+    }
+
+    public void connect() throws UnknownHostException, IOException {
+	if (!connected) {
+	    socket = new Socket(host, port);
+	    connected = socket.isConnected();
+	    outputStream = socket.getOutputStream();
+	    inputStream = socket.getInputStream();
+	}
+    }
+
+    public void disconnect() throws IOException {
+	if (connected) {
+	    inputStream.close();
+	    outputStream.close();
+	    if (!socket.isClosed()) {
+		socket.close();
+	    }
+	    connected = false;
+	}
+    }
+
+    public boolean isConnected() {
+	return connected;
+    }
+
+    public String set(String key, String value) {
+	String command = protocol.buildCommand("SET", key, value);
+	try {
+	    outputStream.write(command.getBytes());
+	    return protocol.getSingleLineReply(inputStream);
+	} catch (IOException e) {
+	    // TODO Not sure what to do here
+	    return null;
+	}
+    }
+
+    public String get(String key) {
+	String command = protocol.buildCommand("GET", key);
+	try {
+	    outputStream.write(command.getBytes());
+	    return protocol.getBulkReply(inputStream);
+	} catch (IOException e) {
+	    // TODO Not sure what to do here
+	    return null;
+	}
+    }
+}