无法使用来自 java 的凭据访问网页
Cannot access web page with credentials from java
我正在从 java 代码访问 RabbitMQ 队列信息。
public class NewClass {
private static Object Base64Converter;
public static void main(String args[])
{
try {
String credentials = "test" + ":" + "test";
String encoding = base64Encode(credentials);
URL url = new URL("http://192.168.0.30:15672/api/queues");
URLConnection uc = url.openConnection();
uc.setRequestProperty("Authorization", String.format("Basic %s", encoding));
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
String inputLine;
while ((inputLine = in.readLine()) != null) {
// Process each line.
System.out.println(inputLine);
}
in.close();
} catch (MalformedURLException me) {
System.out.println(me);
} catch (IOException ioe) {
System.out.println(ioe);
}
}
private static String base64Encode(String stringToEncode)
{
return DatatypeConverter.printBase64Binary(stringToEncode.getBytes());
}
java.io.IOException: Server returned HTTP response code: 401 for URL: http://192.168.0.30:15672/api/queues
您准备了一个具有适当身份验证的 URLConnection,但是您在调用 url.openStream()
时没有使用它。这应该有效:
...
URLConnection uc = url.openConnection();
uc.setRequestProperty("Authorization", String.format("Basic %s", encoding));
uc.connect();
BufferedReader in = new BufferedReader(new InputStreamReader(uc.getInputStream()));
我正在从 java 代码访问 RabbitMQ 队列信息。
public class NewClass {
private static Object Base64Converter;
public static void main(String args[])
{
try {
String credentials = "test" + ":" + "test";
String encoding = base64Encode(credentials);
URL url = new URL("http://192.168.0.30:15672/api/queues");
URLConnection uc = url.openConnection();
uc.setRequestProperty("Authorization", String.format("Basic %s", encoding));
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
String inputLine;
while ((inputLine = in.readLine()) != null) {
// Process each line.
System.out.println(inputLine);
}
in.close();
} catch (MalformedURLException me) {
System.out.println(me);
} catch (IOException ioe) {
System.out.println(ioe);
}
}
private static String base64Encode(String stringToEncode)
{
return DatatypeConverter.printBase64Binary(stringToEncode.getBytes());
}
java.io.IOException: Server returned HTTP response code: 401 for URL: http://192.168.0.30:15672/api/queues
您准备了一个具有适当身份验证的 URLConnection,但是您在调用 url.openStream()
时没有使用它。这应该有效:
...
URLConnection uc = url.openConnection();
uc.setRequestProperty("Authorization", String.format("Basic %s", encoding));
uc.connect();
BufferedReader in = new BufferedReader(new InputStreamReader(uc.getInputStream()));