From bb26adb565d8b7909b12c05846d6acb868589be7 Mon Sep 17 00:00:00 2001
From: "Egor.Ushakov" <egor.ushakov@jetbrains.com>
Date: Tue, 18 Aug 2015 19:05:04 +0300
Subject: [PATCH] fixes after review (IDEA-CR-4422)

---
 .../internal/DebugAttachDetector.java         | 23 +++++--------------
 1 file changed, 6 insertions(+), 17 deletions(-)

diff --git a/platform/platform-impl/src/com/intellij/internal/DebugAttachDetector.java b/platform/platform-impl/src/com/intellij/internal/DebugAttachDetector.java
index 97e541921945..fa26c56b806b 100644
--- a/platform/platform-impl/src/com/intellij/internal/DebugAttachDetector.java
+++ b/platform/platform-impl/src/com/intellij/internal/DebugAttachDetector.java
@@ -15,15 +15,16 @@
  */
 package com.intellij.internal;
 
-import com.intellij.notification.*;
+import com.intellij.notification.Notification;
+import com.intellij.notification.NotificationType;
+import com.intellij.notification.Notifications;
 import com.intellij.openapi.application.ex.ApplicationManagerEx;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.util.Alarm;
 import com.intellij.util.SingleAlarm;
+import com.intellij.util.net.NetUtils;
 
-import java.io.IOException;
 import java.lang.management.ManagementFactory;
-import java.net.Socket;
 
 /**
  * @author egor
@@ -31,7 +32,7 @@ import java.net.Socket;
 public class DebugAttachDetector {
   private static final Logger LOG = Logger.getInstance(DebugAttachDetector.class);
 
-  private String myHost;
+  private String myHost = null;
   private int myPort = -1;
   private SingleAlarm myAlarm;
   private boolean myAttached;
@@ -48,7 +49,6 @@ public class DebugAttachDetector {
             try {
               String[] address = param.split("=")[1].split(":");
               if (address.length == 1) {
-                myHost = "127.0.0.1";
                 myPort = Integer.parseInt(address[0]);
               }
               else {
@@ -72,7 +72,7 @@ public class DebugAttachDetector {
     myAlarm = new SingleAlarm(new Runnable() {
       @Override
       public void run() {
-        boolean attached = checkAttached();
+        boolean attached = !NetUtils.canConnectToRemoteSocket(myHost, myPort);
         if (!myReady) {
           myAttached = attached;
           myReady = true;
@@ -89,15 +89,4 @@ public class DebugAttachDetector {
     }, 5000, Alarm.ThreadToUse.POOLED_THREAD, null);
     myAlarm.request();
   }
-
-  private boolean checkAttached() {
-    try {
-      Socket socket = new Socket(myHost, myPort);
-      socket.close();
-      return false;
-    }
-    catch (IOException e) {
-      return true;
-    }
-  }
 }
-- 
2.32.0