Renamed smtp client and fix non flushing issue

src/zutil/net/smtp/Email.java

@@ -7,7 +7,7 @@ import java.util.Date;
 import java.util.Locale;
 import java.util.regex.Pattern;
 
-import static zutil.net.smtp.SMTPClient.NEWLINE;
+import static zutil.net.smtp.SmtpClient.NEWLINE;
 
 
 /**

src/zutil/net/smtp/SMTPClient.java

@@ -40,7 +40,7 @@ import java.util.logging.Logger;
  * @author Ziver
  *
  */
-public class SMTPClient {
+public class SmtpClient {
 	private static final Logger logger = LogUtil.getLogger();
 
 	protected static final String NEWLINE   = "\r\n";
@@ -62,16 +62,16 @@ public class SMTPClient {
     /**
      * Will look for a SMTP server on localhost on port 25
      */
-    public SMTPClient() throws IOException {
+    public SmtpClient() throws IOException {
         this("localhost", 25);
     }
     /**
      * Will look for a SMTP server on specified host on port 25
      */
-	public SMTPClient(String host) throws IOException {
+	public SmtpClient(String host) throws IOException {
 		this(host, 25);
 	}
-	public SMTPClient(String host, int port) throws IOException {
+	public SmtpClient(String host, int port) throws IOException {
         socket = new Socket(host, port);
         in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
         out = new OutputStreamWriter(socket.getOutputStream());
@@ -80,6 +80,8 @@ public class SMTPClient {
         sendCommand(CMD_HELO + " " + InetAddress.getLocalHost().getHostName());
 	}
 
+
+
 	/**
 	 * Sends a basic email to the smtp server
 	 * 
@@ -133,6 +135,7 @@ public class SMTPClient {
 	public synchronized int sendCommand(String cmd) throws IOException{
 		logger.finest(">> "+cmd);
 	    out.write(cmd + NEWLINE);
+	    out.flush();
 		String reply = readCommand();
 		return parseReturnCode(reply);
 	}

test/zutil/net/smtp/EmailTest.java

@@ -9,7 +9,7 @@ import java.util.Date;
 import java.util.GregorianCalendar;
 
 import static org.junit.Assert.*;
-import static zutil.net.smtp.SMTPClient.NEWLINE;
+import static zutil.net.smtp.SmtpClient.NEWLINE;
 
 /**
  * Created by Ziver on 2017-01-19.

test/zutil/net/smtp/SmtpClientTest.java

@@ -0,0 +1,31 @@
+package zutil.net.smtp;
+
+import zutil.log.CompactLogFormatter;
+import zutil.log.LogUtil;
+
+import java.io.IOException;
+import java.util.logging.Level;
+
+/**
+ * Sends a test email with SmtpClient class.
+ *
+ * @See <a href="https://nilhcem.github.io/FakeSMTP/">Fake SMTP Server</a>
+ */
+public class SmtpClientTest {
+
+    public static void main(String[] args) throws IOException {
+        LogUtil.setGlobalFormatter(new CompactLogFormatter());
+        LogUtil.setGlobalLevel(Level.ALL);
+
+        SmtpClient smtp = new SmtpClient();
+        smtp.send("from@example.com",
+                "to@example.com",
+                "Test email",
+                "Disregard this email");
+        smtp.send("from2@example.com",
+                "to2@example.com",
+                "Test 2 email",
+                "Disregard this email");
+        smtp.close();
+    }
+}