Example usage for java.lang SecurityManager checkConnect

Introduction

In this page you can find the example usage for java.lang SecurityManager checkConnect.

Prototype

public void checkConnect(String host, int port) 

Source Link

Document

Throws a SecurityException if the calling thread is not allowed to open a socket connection to the specified host and port number.

Usage

From source file:Main.java

public static void main(String[] args) {
    System.setProperty("java.security.policy", "file:/C:/java.policy");

    SecurityManager sm = new SecurityManager();

    System.setSecurityManager(sm);

    // perform the check
    sm.checkConnect("www.java2s.com", 8080);

    System.out.println("Allowed!");
}

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