/**
* 获取网络连接
*
* @param path
* @return
* @throws Exception
*/
public static HttpURLConnection getConnection(Context context, String path) throws Exception {
HttpURLConnection conn = null;
URL url = new URL(path);
boolean isProxy = false;
// 网络检测
ConnectivityManager cm =
(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
if (cm != null) {
NetworkInfo nInfo = cm.getActiveNetworkInfo();
if (nInfo != null) {
if (!nInfo.getTypeName().equalsIgnoreCase("WIFI")) {
isProxy = true;
}
}
}
if (isProxy) { // 设置代理
String host = android.net.Proxy.getDefaultHost();
int port = android.net.Proxy.getDefaultPort();
SocketAddress sa = new InetSocketAddress(host, port);
java.net.Proxy proxy = new java.net.Proxy(java.net.Proxy.Type.HTTP, sa);
conn = (HttpURLConnection) url.openConnection(proxy);
} else {
conn = (HttpURLConnection) url.openConnection();
}
return conn;
}
public synchronized ApnWrapper getCurrApn() {
if (mSDKVersion >= VersionUtils.Android_SDK_4_2) {
return null;
}
NetworkInfo nInfo = mCm.getActiveNetworkInfo();
if (nInfo == null || nInfo.getType() != ConnectivityManager.TYPE_MOBILE) return null;
if (mApnWrapper != null) return mApnWrapper;
if (mCursor == null) {
ini();
}
if (mCursor != null && mCursor.moveToFirst()) {
ApnWrapper aw = new ApnWrapper();
aw.apn = mCursor.getString(mCursor.getColumnIndex("apn"));
aw.name = mCursor.getString(mCursor.getColumnIndex("name"));
String port = mCursor.getString(mCursor.getColumnIndex("port"));
try {
aw.port = Integer.parseInt(port);
} catch (NumberFormatException e) {
aw.port = Proxy.getDefaultPort();
// e.printStackTrace();
}
aw.proxy = mCursor.getString(mCursor.getColumnIndex("proxy"));
mApnWrapper = aw;
return aw;
}
return null;
}
protected HttpURLConnection getConnect(Context context, URL url) throws Exception {
if (null == url) {
throw new IOException(LOG_TAG + "|getConnect|url is empty");
}
final HttpUtil.NetworkState state = HttpUtil.getNetworkState(mContext);
if (state == HttpUtil.NetworkState.UNAVAIL) {
throw new HttpUnavailableException("net is unavailable");
}
initPorxyUser(state);
HttpURLConnection conn = null;
mIsLimited = false;
if (state == HttpUtil.NetworkState.MOBILE) {
String proxyHost = android.net.Proxy.getDefaultHost();
if (proxyHost != null && proxyHost.length() > 0) {
if (isCMCCServer(proxyHost)) {
mIsLimited = true;
StringBuffer new_address = new StringBuffer(80);
new_address.append("http://");
new_address.append(android.net.Proxy.getDefaultHost());
String file = url.getFile();
if (file != null && file.startsWith("?")) {
new_address.append("/");
}
new_address.append(file);
URL new_url = new URL(new_address.toString());
conn = (HttpURLConnection) new_url.openConnection();
conn.setRequestProperty("X-Online-Host", url.getHost());
} else {
java.net.Proxy p = null;
p =
new java.net.Proxy(
java.net.Proxy.Type.HTTP,
new InetSocketAddress(
android.net.Proxy.getDefaultHost(), android.net.Proxy.getDefaultPort()));
conn = (HttpURLConnection) url.openConnection(p);
if (mProxyUser != null) {
conn.setRequestProperty("Proxy-Authorization", mProxyUser);
}
}
}
}
if (conn == null) {
conn = (HttpURLConnection) url.openConnection();
}
return conn;
}
/** �?��代理，是否cnwap接入 */
private void detectProxy() {
ConnectivityManager cm =
(ConnectivityManager) mContext.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo ni = cm.getActiveNetworkInfo();
if (ni != null && ni.isAvailable() && ni.getType() == ConnectivityManager.TYPE_MOBILE) {
String proxyHost = android.net.Proxy.getDefaultHost();
int port = android.net.Proxy.getDefaultPort();
if (proxyHost != null) {
final InetSocketAddress sa = new InetSocketAddress(proxyHost, port);
mProxy = new Proxy(Proxy.Type.HTTP, sa);
}
}
}
public static boolean isCWWAPConnect(Context context) {
boolean result = false;
ConnectivityManager connectivity = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo info = connectivity.getActiveNetworkInfo();
if (info != null && info.getType() == ConnectivityManager.TYPE_MOBILE) {
if ((Proxy.getDefaultHost() != null || Proxy.getHost(context) != null)
&& (Proxy.getPort(context) != -1 || Proxy.getDefaultPort() != -1)) {
result = true;
}
}
return result;
}
/**
* create a connection from a url. and add proxy if network is cmwap
*
* @param mUrl the url to build connection
* @return the connection of mUrl
* @throws java.io.IOException
*/
public static synchronized HttpURLConnection getHttpUrlConnection(Context mContext, URL mUrl)
throws IOException {
HttpURLConnection conn = null;
if (NetUtil.isNetworkCmwap(mContext)) {
java.net.Proxy p =
new java.net.Proxy(
java.net.Proxy.Type.HTTP,
new InetSocketAddress(
android.net.Proxy.getDefaultHost(), android.net.Proxy.getDefaultPort()));
conn = (HttpURLConnection) mUrl.openConnection(p);
} else conn = (HttpURLConnection) mUrl.openConnection();
conn.setConnectTimeout(DEFAULT_TIMEOUT_TIME);
conn.setReadTimeout(DEFAULT_TIMEOUT_TIME);
return conn;
}
/** returns true on success, false if the user must correct something */
boolean saveToDb() {
String hostname = mHostnameField.getText().toString().trim();
String portStr = mPortField.getText().toString().trim();
int port = -1;
int result = validate(hostname, portStr);
if (result > 0) {
showError(result);
return false;
}
if (portStr.length() > 0) {
try {
port = Integer.parseInt(portStr);
} catch (NumberFormatException ex) {
return false;
}
}
// FIXME: The best solution would be to make a better UI that would
// disable editing of the text boxes if the user chooses to use the
// default settings. i.e. checking a box to always use the default
// carrier. http:/b/issue?id=756480
// FIXME: This currently will not work if the default host is blank and
// the user has cleared the input boxes in order to not use a proxy.
// This is a UI problem and can be solved with some better form
// controls.
// FIXME: If the user types in a proxy that matches the default, should
// we keep that setting? Can be fixed with a new UI.
ContentResolver res = getContentResolver();
if (hostname.equals(Proxy.getDefaultHost()) && port == Proxy.getDefaultPort()) {
// If the user hit the default button and didn't change any of
// the input boxes, treat it as if the user has not specified a
// proxy.
hostname = null;
}
if (!TextUtils.isEmpty(hostname)) {
hostname += ':' + portStr;
}
Settings.Secure.putString(res, Settings.Secure.HTTP_PROXY, hostname);
Settings.Secure.putInt(
res, Settings.Secure.HTTP_PROXY_WIFI_ONLY, mProxyWifiOnly.isChecked() ? 1 : 0);
sendBroadcast(new Intent(Proxy.PROXY_CHANGE_ACTION));
return true;
}
private boolean initProxySetting() {
ConnectivityManager ConnMgr =
(ConnectivityManager) this.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo info = ConnMgr.getActiveNetworkInfo();
if (info != null) {
if (info.getType() == ConnectivityManager.TYPE_WIFI) {
Constants.mProxyPort = 0;
Constants.mProxyHost = null;
} else {
Constants.mProxyHost = android.net.Proxy.getDefaultHost();
Constants.mProxyPort = android.net.Proxy.getDefaultPort();
}
return (!TextUtils.isEmpty(Constants.mProxyHost) && Constants.mProxyPort != 0);
}
return false;
}
/**
* 连接服务器, 获取连接
*
* @param url 地址
* @return HttpURLConnection null表示失败
*/
private HttpURLConnection getConnect(URL url) {
NetTpyeEnmu state = BdNetUtil.getNetType();
try {
if (state == NetTpyeEnmu.UNAVAIL) {
return null;
} else if (state == NetTpyeEnmu.NET || state == NetTpyeEnmu.WAP) {
String proxyHost = android.net.Proxy.getDefaultHost();
if (proxyHost != null && proxyHost.length() > 0) {
if (isCMCCServer(proxyHost)) {
StringBuilder new_address = new StringBuilder(80);
new_address.append("http://");
new_address.append(android.net.Proxy.getDefaultHost());
String file = url.getFile();
if (file != null && file.startsWith("?")) {
new_address.append("/");
}
new_address.append(file);
URL new_url = new URL(new_address.toString());
mConn = (HttpURLConnection) new_url.openConnection();
context.getRequest().addHeadData("X-Online-Host", url.getHost());
} else {
java.net.Proxy p = null;
p =
new java.net.Proxy(
java.net.Proxy.Type.HTTP,
new InetSocketAddress(
android.net.Proxy.getDefaultHost(), android.net.Proxy.getDefaultPort()));
mConn = (HttpURLConnection) url.openConnection(p);
}
}
}
if (mConn == null) {
mConn = (HttpURLConnection) url.openConnection();
}
} catch (Exception ex) {
ex.printStackTrace();
}
return mConn;
}
void populateFields(boolean useDefault) {
String hostname = null;
int port = -1;
if (useDefault) {
// Use the default proxy settings provided by the carrier
hostname = Proxy.getDefaultHost();
port = Proxy.getDefaultPort();
} else {
// Use the last setting given by the user
hostname = Proxy.getHost(this);
port = Proxy.getPort(this);
}
if (hostname == null) {
hostname = "";
}
mHostnameField.setText(hostname);
String portStr = port == -1 ? "" : Integer.toString(port);
mPortField.setText(portStr);
mProxyWifiOnly.setChecked(Proxy.isProxyForWifiOnly(this));
Intent intent = getIntent();
String buttonLabel = intent.getStringExtra("button-label");
if (!TextUtils.isEmpty(buttonLabel)) {
mOKButton.setText(buttonLabel);
}
String title = intent.getStringExtra("title");
if (!TextUtils.isEmpty(title)) {
setTitle(title);
}
}
@SuppressWarnings("deprecation")
private static int getDefaultPort() {
return android.net.Proxy.getDefaultPort();
}
public static int getProxyPort(Context context) {
int res = Proxy.getPort(context);
if (res == -1)
res = Proxy.getDefaultPort();
return res;
}