import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.Authenticator;
import java.net.HttpURLConnection;
import java.net.PasswordAuthentication;
import java.net.ProtocolException;
import java.net.URL;
import java.net.URLDecoder;
import java.security.Permission;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.Authenticator;
import java.net.HttpURLConnection;
import java.net.PasswordAuthentication;
import java.net.ProtocolException;
import java.net.URL;
import java.net.URLDecoder;
import java.security.GeneralSecurityException;
import java.security.Permission;
import java.util.ArrayList;

                    Authenticator.setDefault(new Authenticator() {
                        @Override
                        protected PasswordAuthentication getPasswordAuthentication() {
                            return new PasswordAuthentication(getHttpProxyUsername(), getHttpProxyPassword().toCharArray());
                        }
                    });
                }
            } else {