--- a/src/main/java/jp/ac/u_ryukyu/treevnc/CreateConnectionParam.java	Wed Feb 20 15:49:28 2019 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/CreateConnectionParam.java	Wed Feb 20 23:04:41 2019 +0900
@@ -1,13 +1,10 @@
 package jp.ac.u_ryukyu.treevnc;
 
-import java.io.IOException;
-import java.net.InetAddress;
-import java.net.UnknownHostException;
-
 import com.glavsoft.viewer.ViewerInterface;
 import com.glavsoft.viewer.swing.ConnectionParams;
 
 public class CreateConnectionParam {
+
 	private final FindRoot getBcast;
 	private String hostName;
 	private int portNumber = ConnectionParams.DEFAULT_VNC_ROOT;
@@ -21,7 +18,7 @@
 		this.rfb = rfb;
         rfb.setConnectionParam(this);
 		getBcast = new FindRoot(rfb.acceptPort,this);
-		rfb.setFindRoot(getBcast);
+		rfb.setFindRoot();
 	}
 
 	public synchronized void findTreeVncRoot() {
@@ -94,4 +91,9 @@
 	public synchronized void restart() {
 		notify();
 	}
+
+	public FindRoot getFindRoot() {
+		return getBcast;
+	}
+
 }