0
的錯誤打印輸出...'連接被拒絕' 錯誤
C:\DEV\RESTful WS Projects\Predictions_Client>java predictions3/client/PredictionsJersey2Client
Exception in thread "main" javax.ws.rs.ProcessingException: java.net.ConnectException: Connection refused: connect
at org.glassfish.jersey.client.internal.HttpUrlConnector.apply(HttpUrlConnector.java:287)
at org.glassfish.jersey.client.ClientRuntime.invoke(ClientRuntime.java:252)
at org.glassfish.jersey.client.JerseyInvocation$2.call(JerseyInvocation.java:701)
at org.glassfish.jersey.internal.Errors.process(Errors.java:315)
at org.glassfish.jersey.internal.Errors.process(Errors.java:297)
at org.glassfish.jersey.internal.Errors.process(Errors.java:228)
at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:444)
at org.glassfish.jersey.client.JerseyInvocation.invoke(JerseyInvocation.java:697)
at org.glassfish.jersey.client.JerseyInvocation$Builder.method(JerseyInvocation.java:420)
at org.glassfish.jersey.client.JerseyInvocation$Builder.get(JerseyInvocation.java:316)
at predictions3.client.PredictionsJersey2Client.getXmlPrediction(PredictionsJersey2Client.java:28)
at predictions3.client.PredictionsJersey2Client.main(PredictionsJersey2Client.java:20)
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.DualStackPlainSocketImpl.connect0(Native Method)
at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)
at sun.net.www.http.HttpClient.<init>(HttpClient.java:211)
at sun.net.www.http.HttpClient.New(HttpClient.java:308)
at sun.net.www.http.HttpClient.New(HttpClient.java:326)
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1169)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1105)
我的源代碼是...
package predictions3.client;
import org.glassfish.jersey.client.JerseyClient;
import org.glassfish.jersey.client.JerseyClientBuilder;
import javax.ws.rs.core.MediaType;
import predictions3.Prediction;
public class PredictionsJersey2Client {
private static final String REST_URI =
"http://localhost:8080/predictions3/resourcesP/";
public static void main(String[] args) {
PredictionsJersey2Client donut = new PredictionsJersey2Client();
Prediction pred = donut.getXmlPrediction(2);
System.out.print("wxyz");
}
public Prediction getXmlPrediction(int id) {
// create a new Client instance using a new ClientConfig instance
// JerseyClient client = JerseyClientBuilder.createClient(new ClientConfig().register(LoggingFilter.class));
JerseyClient client = JerseyClientBuilder.createClient();
return client.target(REST_URI).path(String.valueOf(id)).request(MediaType.APPLICATION_XML).get(Prediction.class);
}
}