/**
* Sets the java.security.policy system property to point at the location of the security policy
* file, which is assumed to be at "provided\rmiUtils\server.policy" (file separators adjusted to
* match operating system). the security manager is then started. This method must be called
* before starting the class server.
*/
private void configSecurityManager() {
// file.separator is "\" in Windows and "/" in Unix/Linux/Mac.
String sep = System.getProperty("file.separator");
System.setProperty(
"java.security.policy", "provided" + sep + "rmiUtils" + sep + "server.policy");
outputCmd.apply("java.security.policy: " + System.getProperty("java.security.policy"));
// Start the security manager
if (System.getSecurityManager() == null) {
outputCmd.apply("Installing new Security Manager...\n");
System.setSecurityManager(new SecurityManager());
outputCmd.apply("Security Manager = " + System.getSecurityManager());
}
}
/**
* Sets the java.rmi.server.hostname and java.rmi.server.codebase system properties which control
* the automatic remote dynamic class loading. This must be called before starting the class
* server.
*
* @param classServerPort The port the class server will use.
*/
private void configRMIProperties(int classServerPort) {
// Logs all RMI activity to System.err
System.setProperty("java.rmi.server.logCalls", "true");
try {
// Try to get figure out this server's IP address and save it as the
// RMI server hostname.
System.setProperty("java.rmi.server.hostname", getLocalAddress());
System.setProperty(
"java.rmi.server.codebase",
"http://" + System.getProperty("java.rmi.server.hostname") + ":" + classServerPort + "/");
System.setProperty(
"java.rmi.server.useCodebaseOnly",
"false"); // Must be false to allow remote class dynamic loading (defaults to true for JDK
// 1.7+)
outputCmd.apply(
"java.rmi.server.hostname: " + System.getProperty("java.rmi.server.hostname") + "\n",
"java.rmi.server.codebase: " + System.getProperty("java.rmi.server.codebase") + "\n",
"java.rmi.server.useCodebaseOnly: "
+ System.getProperty("java.rmi.server.useCodebaseOnly")
+ "\n");
} catch (Exception e) {
outputCmd.apply("Error getting local host address: " + e + "\n");
}
}
public static void main(String[] args) throws NamingException, RemoteException {
System.setProperty("java.security.policy", "client.policy");
System.setSecurityManager(new SecurityManager());
Context namingContext = new InitialContext();
System.out.print("RMI registry bindings: ");
NamingEnumeration<NameClassPair> e = namingContext.list("rmi://localhost/");
while (e.hasMore()) System.out.println(e.next().getName());
String url = "rmi://localhost/central_warehouse";
Warehouse centralWarehouse = (Warehouse) namingContext.lookup(url);
Scanner in = new Scanner(System.in);
System.out.print("Enter keywords: ");
List<String> keywords = Arrays.asList(in.nextLine().split("\\s+"));
Product prod = centralWarehouse.getProduct(keywords);
System.out.println(prod.getDescription() + ": " + prod.getPrice());
}
public static void main(String[] args) {
// System.setProperty("java.net.preferIPv4Stack", "true");
String ip =
// "localhost";
"52.21.170.190";
// "50.248.80.131";
// System.out.println("Enter IP (default: 52.4.225.209): ");
// Scanner reader = new Scanner(System.in);
// String input = reader.nextLine();
if (args.length == 1) {
ip = args[0];
}
System.setProperty("java.rmi.server.hostname", ip);
makeStub();
ServerWatcher w = new ServerWatcher(t3);
Thread t = new Thread(w);
t.start();
}
