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[java] AppMain improvements: reversed socket direction to avoid port probing

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This commit is contained in:
Roman Shevchenko
2016-10-27 12:30:38 +02:00
parent a558919cc8
commit 0305035b5a
3 changed files with 66 additions and 73 deletions
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java/java-runtime/src/com/intellij/rt/execution/application/AppMain.java
+15 -22
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@@ -21,7 +21,6 @@ import java.io.InputStreamReader;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Locale;
@@ -70,37 +69,31 @@ public class AppMain {
Thread t = new Thread("Monitor Ctrl-Break") {
public void run() {
try {
ServerSocket socket = new ServerSocket(portNumber);
Socket client = new Socket("127.0.0.1", portNumber);
try {
Socket client = socket.accept();
BufferedReader reader = new BufferedReader(new InputStreamReader(client.getInputStream(), "US-ASCII"));
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(client.getInputStream()));
try {
while (true) {
String msg = reader.readLine();
if ("TERM".equals(msg)) {
return;
}
else if ("BREAK".equals(msg)) {
if (ourHelperLibLoaded) {
triggerControlBreak();
}
}
else if ("STOP".equals(msg)) {
System.exit(1);
while (true) {
String msg = reader.readLine();
if ("TERM".equals(msg)) {
return;
}
else if ("BREAK".equals(msg)) {
if (ourHelperLibLoaded) {
triggerControlBreak();
}
}
}
finally {
reader.close();
else if ("STOP".equals(msg)) {
System.exit(1);
}
}
}
finally {
client.close();
reader.close();
}
}
finally {
socket.close();
client.close();
}
}
catch (Exception ignored) { }