@@ -42,7 +42,7 @@ public void start(String host, int port) {
      */
     public static void main(String[] args) {
         if (args.length != 2) {
-            _logger.error("Invalid arguments。Usage：/njava cn.aofeng.demo.netty40x.echo.EchoClient 192.168.56.102 8080");
+            _logger.error("Invalid arguments。Usage：java cn.aofeng.demo.netty40x.echo.EchoClient 192.168.56.102 8080");
             System.exit(-1);
         }
 
 
@@ -46,7 +46,7 @@ public void start(int port) {
      */
     public static void main(String[] args) {
         if (args.length != 1) {
-            _logger.error("Invalid arguments。Usage：/njava cn.aofeng.demo.netty40x.echo.EchoServer 8080");
+            _logger.error("Invalid arguments。Usage：java cn.aofeng.demo.netty40x.echo.EchoServer 8080");
             System.exit(-1);
         }
Original file line number	Diff line number	Diff line change
`@@ -42,7 +42,7 @@ public void start(String host, int port) {`
`42`	`42`	`*/`
`43`	`43`	`public static void main(String[] args) {`
`44`	`44`	`if (args.length != 2) {`
`45`		`- _logger.error("Invalid arguments。Usage：/njava cn.aofeng.demo.netty40x.echo.EchoClient 192.168.56.102 8080");`
	`45`	`+ _logger.error("Invalid arguments。Usage：java cn.aofeng.demo.netty40x.echo.EchoClient 192.168.56.102 8080");`
`46`	`46`	`System.exit(-1);`
`47`	`47`	`}`
`48`	`48`
Original file line number	Diff line number	Diff line change
`@@ -46,7 +46,7 @@ public void start(int port) {`
`46`	`46`	`*/`
`47`	`47`	`public static void main(String[] args) {`
`48`	`48`	`if (args.length != 1) {`
`49`		`- _logger.error("Invalid arguments。Usage：/njava cn.aofeng.demo.netty40x.echo.EchoServer 8080");`
	`49`	`+ _logger.error("Invalid arguments。Usage：java cn.aofeng.demo.netty40x.echo.EchoServer 8080");`
`50`	`50`	`System.exit(-1);`
`51`	`51`	`}`
`52`	`52`