これは機能するはずですが、適切に機能するかどうかはわかりません。結果を保証してください
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
public class callURL {
public static void main(String[] args)
{
String url = "http://localhost:8080/OpenID/asd.html";
HttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(url);
HttpResponse response;
StringBuilder builder= new StringBuilder();
try
{
response = httpClient.execute(httpPost);
BufferedReader in = new BufferedReader(new InputStreamReader(response.getEntity().getContent(), "UTF-8"));
char[] buf = new char[8000];
int l = 0;
while (l >= 0)
{
builder.append(buf, 0, l);
l = in.read(buf);
}
}
catch (ClientProtocolException e)
{
e.printStackTrace();
}
catch (IOException e)
{
e.printStackTrace();
}
}
}
このJavaプログラムがjspを実行するために
この行をjspページに追加する必要があります
<script>
window.location.href="http://localhost:8080/OpenID/asd.html"
</script>
where OpenId : Application Name
asd.html is your jsp page , the same jsp which you are calling from java program