用 json 检查更新
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@@ -18,6 +18,8 @@ import org.apache.http.conn.ConnectTimeoutException;
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import com.hippo.ehviewer.DiskCache;
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import com.hippo.ehviewer.R;
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import com.hippo.ehviewer.exception.RedirectionException;
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import com.hippo.ehviewer.exception.ResponseCodeException;
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import com.hippo.ehviewer.util.Ui;
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import com.hippo.ehviewer.util.Util;
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@@ -36,15 +38,7 @@ import android.util.Log;
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public class HttpHelper {
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private static final String TAG = "HttpHelper";
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public static final int HTTP_TEMP_REDIRECT = 307;
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private static String defaultUserAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.76 Safari/537.36";
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private static String userAgent = System.getProperty("http.agent", defaultUserAgent);
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private static final int DEFAULT_TIMEOUT = 5 * 1000;
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private static final int MAX_REDIRECTS = 5;
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private Context mContext;
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private int responseCode;
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private Exception mException;
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public HttpHelper(Context context) {
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@@ -70,7 +64,8 @@ public class HttpHelper {
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return mContext.getString(R.string.em_unknown_host);
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else if (mException instanceof ResponseCodeException)
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return String.format(mContext.getString(R.string.em_unexpected_response_code), responseCode);
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return String.format(mContext.getString(R.string.em_unexpected_response_code),
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((ResponseCodeException)mException).getResponseCode());
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else if (mException instanceof RedirectionException)
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return mContext.getString(R.string.em_redirection_error);
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@@ -79,7 +74,7 @@ public class HttpHelper {
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return "SocketException : " + mException.getMessage();
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else
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return mContext.getString(R.string.em_unknown_error) + " : " + mException.getMessage();
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return mException.getMessage();
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}
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private String getPageContext(HttpURLConnection conn)
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@@ -93,7 +88,7 @@ public class HttpHelper {
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if (encoding != null && encoding.equals("gzip"))
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is = new GZIPInputStream(is);
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baos = new ByteArrayOutputStream();
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Util.copy(is, baos, 1024);
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Util.copy(is, baos, Constant.BUFFER_SIZE);
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// TODO charset
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pageContext = baos.toString("utf-8");
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} catch (IOException e) {
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@@ -113,16 +108,19 @@ public class HttpHelper {
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HttpURLConnection conn = null;
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try {
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Log.d(TAG, "Http get " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < MAX_REDIRECTS) {
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", userAgent);
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conn.setConnectTimeout(DEFAULT_TIMEOUT);
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conn.setReadTimeout(DEFAULT_TIMEOUT);
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.connect();
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responseCode = conn.getResponseCode();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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@@ -131,7 +129,7 @@ public class HttpHelper {
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case HTTP_TEMP_REDIRECT:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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@@ -140,16 +138,16 @@ public class HttpHelper {
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throw new ResponseCodeException(responseCode);
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}
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}
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if (redirectionCount > MAX_REDIRECTS)
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throw new RedirectionException();
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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@@ -161,13 +159,16 @@ public class HttpHelper {
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HttpURLConnection conn = null;
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try {
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Log.d(TAG, "Http post " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < MAX_REDIRECTS) {
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", userAgent);
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conn.setConnectTimeout(DEFAULT_TIMEOUT);
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conn.setReadTimeout(DEFAULT_TIMEOUT);
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setRequestMethod("POST");
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@@ -193,7 +194,7 @@ public class HttpHelper {
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conn.connect();
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responseCode = conn.getResponseCode();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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@@ -202,7 +203,7 @@ public class HttpHelper {
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case HTTP_TEMP_REDIRECT:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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@@ -211,16 +212,16 @@ public class HttpHelper {
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throw new ResponseCodeException(responseCode);
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}
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}
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if (redirectionCount > MAX_REDIRECTS)
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throw new RedirectionException();
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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@@ -232,13 +233,16 @@ public class HttpHelper {
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HttpURLConnection conn = null;
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try {
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Log.d(TAG, "Http post " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < MAX_REDIRECTS) {
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", userAgent);
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conn.setConnectTimeout(DEFAULT_TIMEOUT);
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conn.setReadTimeout(DEFAULT_TIMEOUT);
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setRequestMethod("POST");
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@@ -252,7 +256,7 @@ public class HttpHelper {
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conn.connect();
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responseCode = conn.getResponseCode();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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@@ -261,7 +265,7 @@ public class HttpHelper {
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case HTTP_TEMP_REDIRECT:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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@@ -270,16 +274,16 @@ public class HttpHelper {
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throw new ResponseCodeException(responseCode);
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}
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}
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if (redirectionCount > MAX_REDIRECTS)
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throw new RedirectionException();
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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@@ -292,13 +296,16 @@ public class HttpHelper {
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HttpURLConnection conn = null;
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try {
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Log.d(TAG, "Http post " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < MAX_REDIRECTS) {
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", userAgent);
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conn.setConnectTimeout(DEFAULT_TIMEOUT);
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conn.setReadTimeout(DEFAULT_TIMEOUT);
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setRequestMethod("POST");
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@@ -314,7 +321,7 @@ public class HttpHelper {
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conn.connect();
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responseCode = conn.getResponseCode();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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@@ -323,7 +330,7 @@ public class HttpHelper {
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case HTTP_TEMP_REDIRECT:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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@@ -332,16 +339,16 @@ public class HttpHelper {
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throw new ResponseCodeException(responseCode);
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}
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}
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if (redirectionCount > MAX_REDIRECTS)
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throw new RedirectionException();
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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@@ -358,15 +365,18 @@ public class HttpHelper {
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InputStream is = null;
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try {
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Log.d(TAG, "Http get bitmap " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < MAX_REDIRECTS) {
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection)url.openConnection();
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conn.setRequestProperty("User-Agent", userAgent);
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conn.setConnectTimeout(DEFAULT_TIMEOUT);
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conn.setReadTimeout(DEFAULT_TIMEOUT);
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.connect();
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responseCode = conn.getResponseCode();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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@@ -408,7 +418,7 @@ public class HttpHelper {
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case HTTP_TEMP_REDIRECT:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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@@ -417,11 +427,10 @@ public class HttpHelper {
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throw new ResponseCodeException(responseCode);
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}
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}
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if (redirectionCount > MAX_REDIRECTS)
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throw new RedirectionException();
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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return null;
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} finally {
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if (baos != null)
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Util.closeStreamQuietly(baos);
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@@ -430,6 +439,7 @@ public class HttpHelper {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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}
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