[강운덕] [LUCYSUS-1744] 리팩토링

git-svn-id: http://svn.bds.nhncorp.com/pe/hippo-tomcat-profiler/trunk@843 84d0f5b1-2673-498c-a247-62c4ff18d310

src/main/java/com/profiler/sender/DataSender.java

@@ -1,132 +1,14 @@
-package com.profiler.sender;
-
-import com.profiler.common.dto.Header;
-import com.profiler.common.util.DefaultTBaseLocator;
-import com.profiler.common.util.HeaderTBaseSerializer;
-import com.profiler.common.util.TBaseLocator;
-import com.profiler.config.ProfilerConfig;
-import org.apache.thrift.TBase;
-import org.apache.thrift.TException;
-
-import java.io.IOException;
-import java.net.DatagramPacket;
-import java.net.DatagramSocket;
-import java.net.InetSocketAddress;
-import java.net.SocketException;
-import java.util.concurrent.LinkedBlockingQueue;
-import java.util.concurrent.TimeUnit;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-
-/**
- * @author netspider
- */
-public class DataSender extends Thread {
-
-	private final Logger logger = Logger.getLogger(DataSender.class.getName());
-
-	private final LinkedBlockingQueue<TBase<?, ?>> addedQueue = new LinkedBlockingQueue<TBase<?, ?>>(4096);
-
-	private final InetSocketAddress serverAddress = new InetSocketAddress(ProfilerConfig.SERVER_IP, ProfilerConfig.SERVER_UDP_PORT);
-
-	private DatagramSocket udpSocket = null;
-	private TBaseLocator locator = new DefaultTBaseLocator();
-	// 주의 single thread용임
-	private HeaderTBaseSerializer serializer = new HeaderTBaseSerializer();
-
-	private static class SingletonHolder {
-		public static final DataSender INSTANCE = new DataSender();
-	}
-
-	public static DataSender getInstance() {
-		return SingletonHolder.INSTANCE;
-	}
-
-	private DataSender() {
-		udpSocket = createSocket();
-		setName("HIPPO-DataSender");
-		setDaemon(true);
-		start();
-	}
-
-	private DatagramSocket createSocket() {
-		try {
-			DatagramSocket datagramSocket = new DatagramSocket();
-			datagramSocket.setSoTimeout(1000 * 5);
-			datagramSocket.connect(serverAddress);
-			return datagramSocket;
-		} catch (SocketException e) {
-			return null;
-		}
-	}
-
-	public boolean addDataToSend(TBase<?, ?> data) {
-		// TODO: addedQueue가 full일 때 IllegalStateException처리.
-		return addedQueue.add(data);
-	}
-
-	// TODO: sender thread가 한 개로 충분한가.
-	public void run() {
-		while (true) {
-			try {
-				TBase<?, ?> dto = take();
-				if (dto == null) {
-					continue;
-				}
-				send(dto);
-			} catch (Exception e) {
-				logger.log(Level.WARNING, "Unexpected Error", e);
-			}
-		}
-	}
-
-	private void send(TBase<?, ?> dto) {
-		byte[] sendData = serialize(dto);
-		if (sendData == null) {
-			return;
-		}
-		DatagramPacket packet = new DatagramPacket(sendData, sendData.length);
-		if (udpSocket == null) {
-			// socket생성에 문제가 있으면 재생성?
-			udpSocket = createSocket();
-		}
-		if (udpSocket != null) {
-			try {
-				udpSocket.send(packet);
-				if (logger.isLoggable(Level.FINE)) {
-					logger.fine("Data sent. " + dto);
-				}
-			} catch (IOException e) {
-				logger.log(Level.WARNING, "packet send error " + dto, e);
-			}
-		}
-	}
-
-	// TODO: addedqueue에서 bulk로 drain
-	private TBase<?, ?> take() {
-		try {
-			return addedQueue.poll(5, TimeUnit.SECONDS);
-		} catch (InterruptedException e) {
-			return null;
-		}
-	}
-
-	private byte[] serialize(TBase<?, ?> dto) {
-		Header header = createHeader(dto);
-		try {
-			return serializer.serialize(header, dto);
-		} catch (TException e) {
-			if (logger.isLoggable(Level.INFO)) {
-				logger.log(Level.INFO, "Serialize fail:" + dto, e);
-			}
-			return null;
-		}
-	}
-
-	private Header createHeader(TBase<?, ?> dto) {
-		short type = locator.typeLookup(dto);
-		Header header = new Header();
-		header.setType(type);
-		return header;
-	}
-}
+package com.profiler.sender;
+
+import org.apache.thrift.TBase;
+
+/**
+ *
+ */
+public interface DataSender {
+
+    boolean send(TBase<?, ?> data);
+
+    void stop();
+
+}