8204233: Add configurable option for enhanced socket IOException messages
Reviewed-by: alanb, chegar
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/*
* @test
* @library /test/lib
* @build jdk.test.lib.Utils
* @bug 8204233
* @summary Add configurable option for enhanced socket IOException messages
* @run main/othervm ExceptionText
* @run main/othervm -Djdk.net.includeInExceptions= ExceptionText
* @run main/othervm -Djdk.net.includeInExceptions=hostInfo ExceptionText
* @run main/othervm -Djdk.net.includeInExceptions=somethingElse ExceptionText
*/
import java.net.*;
import java.io.IOException;
import java.nio.channels.ClosedChannelException;
import java.nio.channels.*;
import java.util.concurrent.ExecutionException;
import jdk.test.lib.Utils;
public class ExceptionText {
enum TestTarget {SOCKET, CHANNEL, ASYNC_CHANNEL};
static boolean propEnabled() {
String val = System.getProperty("jdk.net.includeInExceptions");
if ("hostinfo".equalsIgnoreCase(val))
return true;
return false;
}
public static void main(String args[]) throws Exception {
boolean prop = propEnabled();
test(prop);
}
static final InetSocketAddress dest = Utils.refusingEndpoint();
static final String PORT = ":" + Integer.toString(dest.getPort());
static final String HOST = dest.getHostString();
static void test(boolean withProperty) {
// Socket
IOException e = getException(TestTarget.SOCKET);
checkResult(e, withProperty);
// SocketChannel
e = getException(TestTarget.CHANNEL);
checkResult(e, withProperty);
// AsyncSocketChannel
e = getException(TestTarget.ASYNC_CHANNEL);
checkResult(e, withProperty);
}
static void checkResult(IOException e, boolean withProperty) {
String msg = e.getMessage();
if (!withProperty) {
if (msg.contains(HOST) || msg.contains(PORT)) {
System.err.println("msg = " + msg);
throw new RuntimeException("Test failed: exception contains address info");
}
} else {
if (!msg.contains(HOST) || !msg.contains(PORT)) {
if (e instanceof ClosedChannelException)
return; // has no detail msg
System.err.println("msg = " + msg);
throw new RuntimeException("Test failed: exception does not contain address info");
}
}
}
static IOException getException(TestTarget target) {
try {
if (target == TestTarget.SOCKET) {
Socket s = new Socket();
s.connect(dest);
} else if (target == TestTarget.CHANNEL) {
SocketChannel c = SocketChannel.open(dest);
} else if (target == TestTarget.ASYNC_CHANNEL) {
AsynchronousSocketChannel c = AsynchronousSocketChannel.open();
try {
c.connect(dest).get();
} catch (InterruptedException | ExecutionException ee) {
if (ee.getCause() instanceof IOException)
throw (IOException)ee.getCause();
throw new RuntimeException(ee.getCause());
}
}
return null;
} catch (IOException e) {
e.printStackTrace();
return e;
}
}
}