调整EhClient

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seven332 committed 2014-04-03 19:28:57 +08:00
1 parent 1c11ac38ea
commit 70e0aada25
14 files changed
+796 -830

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+367 -57
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@@ -2,12 +2,15 @@ package com.hippo.ehviewer.network;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
import java.net.UnknownHostException;
import java.util.zip.GZIPInputStream;
import org.apache.http.conn.ConnectTimeoutException;
@@ -16,6 +19,7 @@ import com.hippo.ehviewer.R;
import com.hippo.ehviewer.util.Ui;
import com.hippo.ehviewer.util.Util;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.support.v4.util.LruCache;
@@ -30,79 +34,385 @@ import android.util.Log;
public class HttpHelper {
private static final String TAG = "HttpHelper";
private static final String userAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.76 Safari/537.36";
private static final int DEFAULT_TIMEOUT = 5 * 1000;
public static final int HTTP_TEMP_REDIRECT = 307;
private int lastEMsgId = R.string.em_unknown_error;
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";
private static String userAgent = System.getProperty("http.agent", defaultUserAgent);
private static final int DEFAULT_TIMEOUT = 5 * 1000;
private static final int MAX_REDIRECTS = 5;
private Context mContext;
private int responseCode;
private Exception mException;
public HttpHelper(Context context) {
mContext = context;
}
/**
* Get last error message id
* Get last error message
* @return
*/
public int getLastEMsgId() {
return lastEMsgId;
public String getEMsg() {
if (mException == null)
return mContext.getString(R.string.em_unknown_error);
else if (mException instanceof MalformedURLException)
return mContext.getString(R.string.em_url_format_error);
else if (mException instanceof ConnectTimeoutException)
return mContext.getString(R.string.em_timeout);
else if (mException instanceof UnknownHostException)
return mContext.getString(R.string.em_unknown_host);
else if (mException instanceof ResponseCodeException)
return String.format(mContext.getString(R.string.em_unexpected_response_code), responseCode);
else if (mException instanceof RedirectionException)
return mContext.getString(R.string.em_redirection_error);
else if (mException instanceof IOException)
return mContext.getString(R.string.em_network_error);
return mContext.getString(R.string.em_unknown_error);
}
private String getPageContext(HttpURLConnection conn)
throws IOException {
String pageContext = null;
InputStream is = null;
ByteArrayOutputStream baos = null;
try {
is = conn.getInputStream();
String encoding = conn.getContentEncoding();
if (encoding != null && encoding.equals("gzip"))
is = new GZIPInputStream(is);
baos = new ByteArrayOutputStream();
Util.copy(is, baos, 1024);
// TODO charset
pageContext = baos.toString("utf-8");
} catch (IOException e) {
throw e;
} finally {
Util.closeStreamQuietly(is);
Util.closeStreamQuietly(baos);
}
return pageContext;
}
public String get(String urlStr) {
mException = null;
int redirectionCount = 0;
URL url = null;
HttpURLConnection conn = null;
try {
url = new URL(urlStr);
while (redirectionCount++ < MAX_REDIRECTS) {
conn = (HttpURLConnection) url.openConnection();
conn.addRequestProperty("Accept-Encoding", "gzip");
conn.setRequestProperty("User-Agent", userAgent);
conn.setConnectTimeout(DEFAULT_TIMEOUT);
conn.setReadTimeout(DEFAULT_TIMEOUT);
conn.connect();
responseCode = conn.getResponseCode();
switch (responseCode) {
case HttpURLConnection.HTTP_OK:
case HttpURLConnection.HTTP_PARTIAL:
return getPageContext(conn);
case HttpURLConnection.HTTP_MOVED_PERM:
case HttpURLConnection.HTTP_MOVED_TEMP:
case HttpURLConnection.HTTP_SEE_OTHER:
case HTTP_TEMP_REDIRECT:
final String location = conn.getHeaderField("Location");
url = new URL(url, location);
continue;
default:
throw new ResponseCodeException(responseCode);
}
}
if (redirectionCount > MAX_REDIRECTS)
throw new RedirectionException();
} catch (Exception e) {
mException = e;
} finally {
if (conn != null)
conn.disconnect();
}
return null;
}
public String post(String urlStr, String[][] args) {
mException = null;
int redirectionCount = 0;
URL url = null;
HttpURLConnection conn = null;
try {
url = new URL(urlStr);
while (redirectionCount++ < MAX_REDIRECTS) {
conn = (HttpURLConnection) url.openConnection();
conn.addRequestProperty("Accept-Encoding", "gzip");
conn.setRequestProperty("User-Agent", userAgent);
conn.setConnectTimeout(DEFAULT_TIMEOUT);
conn.setReadTimeout(DEFAULT_TIMEOUT);
conn.setDoOutput(true);
conn.setDoInput(true);
conn.setRequestMethod("POST");
conn.setUseCaches(false);
conn.setInstanceFollowRedirects(true);
conn.setRequestProperty("Content-Type",
"application/x-www-form-urlencoded");
DataOutputStream out = new DataOutputStream(conn.getOutputStream());
StringBuilder sb = new StringBuilder();
int i = 0;
for (String[] arg : args) {
if (i != 0)
sb.append("&");
sb.append(URLEncoder.encode(arg[0], "UTF-8"));
sb.append("=");
sb.append(URLEncoder.encode(arg[1], "UTF-8"));
i++;
}
out.writeBytes(sb.toString());
out.flush();
out.close();
conn.connect();
responseCode = conn.getResponseCode();
switch (responseCode) {
case HttpURLConnection.HTTP_OK:
case HttpURLConnection.HTTP_PARTIAL:
return getPageContext(conn);
case HttpURLConnection.HTTP_MOVED_PERM:
case HttpURLConnection.HTTP_MOVED_TEMP:
case HttpURLConnection.HTTP_SEE_OTHER:
case HTTP_TEMP_REDIRECT:
final String location = conn.getHeaderField("Location");
url = new URL(url, location);
continue;
default:
throw new ResponseCodeException(responseCode);
}
}
if (redirectionCount > MAX_REDIRECTS)
throw new RedirectionException();
} catch (Exception e) {
mException = e;
} finally {
if (conn != null)
conn.disconnect();
}
return null;
}
public String post(String urlStr, String str) {
mException = null;
int redirectionCount = 0;
URL url = null;
HttpURLConnection conn = null;
try {
url = new URL(urlStr);
while (redirectionCount++ < MAX_REDIRECTS) {
conn = (HttpURLConnection) url.openConnection();
conn.addRequestProperty("Accept-Encoding", "gzip");
conn.setRequestProperty("User-Agent", userAgent);
conn.setConnectTimeout(DEFAULT_TIMEOUT);
conn.setReadTimeout(DEFAULT_TIMEOUT);
conn.setDoOutput(true);
conn.setDoInput(true);
conn.setRequestMethod("POST");
conn.setUseCaches(false);
conn.setInstanceFollowRedirects(true);
DataOutputStream out = new DataOutputStream(conn.getOutputStream());
out.writeBytes(str);
out.flush();
out.close();
conn.connect();
responseCode = conn.getResponseCode();
switch (responseCode) {
case HttpURLConnection.HTTP_OK:
case HttpURLConnection.HTTP_PARTIAL:
return getPageContext(conn);
case HttpURLConnection.HTTP_MOVED_PERM:
case HttpURLConnection.HTTP_MOVED_TEMP:
case HttpURLConnection.HTTP_SEE_OTHER:
case HTTP_TEMP_REDIRECT:
final String location = conn.getHeaderField("Location");
url = new URL(url, location);
continue;
default:
throw new ResponseCodeException(responseCode);
}
}
if (redirectionCount > MAX_REDIRECTS)
throw new RedirectionException();
} catch (Exception e) {
mException = e;
} finally {
if (conn != null)
conn.disconnect();
}
return null;
}
public String postJson(String urlStr, String jsonStr) {
mException = null;
int redirectionCount = 0;
URL url = null;
HttpURLConnection conn = null;
try {
url = new URL(urlStr);
while (redirectionCount++ < MAX_REDIRECTS) {
conn = (HttpURLConnection) url.openConnection();
conn.addRequestProperty("Accept-Encoding", "gzip");
conn.setRequestProperty("User-Agent", userAgent);
conn.setConnectTimeout(DEFAULT_TIMEOUT);
conn.setReadTimeout(DEFAULT_TIMEOUT);
conn.setDoOutput(true);
conn.setDoInput(true);
conn.setRequestMethod("POST");
conn.setUseCaches(false);
conn.setInstanceFollowRedirects(true);
conn.setRequestProperty("Content-Type", "application/json");
conn.setRequestProperty("Accept", "application/json");
DataOutputStream out = new DataOutputStream(conn.getOutputStream());
out.writeBytes(jsonStr);
out.flush();
out.close();
conn.connect();
responseCode = conn.getResponseCode();
switch (responseCode) {
case HttpURLConnection.HTTP_OK:
case HttpURLConnection.HTTP_PARTIAL:
return getPageContext(conn);
case HttpURLConnection.HTTP_MOVED_PERM:
case HttpURLConnection.HTTP_MOVED_TEMP:
case HttpURLConnection.HTTP_SEE_OTHER:
case HTTP_TEMP_REDIRECT:
final String location = conn.getHeaderField("Location");
url = new URL(url, location);
continue;
default:
throw new ResponseCodeException(responseCode);
}
}
if (redirectionCount > MAX_REDIRECTS)
throw new RedirectionException();
} catch (Exception e) {
mException = e;
} finally {
if (conn != null)
conn.disconnect();
}
return null;
}
public Bitmap getImage(String urlStr, String key,
LruCache<String, Bitmap> memoryCache,
DiskCache diskCache, boolean getImage) {
mException = null;
int redirectionCount = 0;
URL url = null;
HttpURLConnection conn = null;
ByteArrayOutputStream baos = null;
InputStream is = null;
Bitmap bitmap = null;
try {
Log.d(TAG, "Get Image " + urlStr);
URL url = new URL(urlStr);
conn = (HttpURLConnection)url.openConnection();
conn.setRequestProperty("User-Agent", userAgent);
conn.setConnectTimeout(DEFAULT_TIMEOUT);
conn.setReadTimeout(DEFAULT_TIMEOUT);
conn.connect();
is = conn.getInputStream();
if (diskCache == null) {
if (getImage
&& (bitmap = BitmapFactory.decodeStream(is, null, Ui.getBitmapOpt())) != null) {
if (memoryCache != null)
memoryCache.put(key, bitmap);
}
} else {
boolean twice = memoryCache != null || getImage;
if (twice) {
baos = new ByteArrayOutputStream();
Util.copy(is, baos);
byte[] bytes = baos.toByteArray();
// To disk cache
is = new ByteArrayInputStream(bytes);
diskCache.put(key, is);
is.close();
//
is = new ByteArrayInputStream(bytes);
Bitmap bmp = BitmapFactory.decodeStream(is, null, Ui.getBitmapOpt());
if (bmp != null) {
if (memoryCache != null)
memoryCache.put(key, bmp);
if (getImage)
bitmap = bmp;
url = new URL(urlStr);
while (redirectionCount++ < MAX_REDIRECTS) {
conn = (HttpURLConnection)url.openConnection();
conn.setRequestProperty("User-Agent", userAgent);
conn.setConnectTimeout(DEFAULT_TIMEOUT);
conn.setReadTimeout(DEFAULT_TIMEOUT);
conn.connect();
responseCode = conn.getResponseCode();
switch (responseCode) {
case HttpURLConnection.HTTP_OK:
case HttpURLConnection.HTTP_PARTIAL:
Bitmap bitmap = null;
is = conn.getInputStream();
if (diskCache == null) {
if (getImage
&& (bitmap = BitmapFactory.decodeStream(is, null, Ui.getBitmapOpt())) != null) {
if (memoryCache != null)
memoryCache.put(key, bitmap);
}
} else {
boolean twice = memoryCache != null || getImage;
if (twice) {
baos = new ByteArrayOutputStream();
Util.copy(is, baos);
byte[] bytes = baos.toByteArray();
// To disk cache
is = new ByteArrayInputStream(bytes);
diskCache.put(key, is);
is.close();
//
is = new ByteArrayInputStream(bytes);
Bitmap bmp = BitmapFactory.decodeStream(is, null, Ui.getBitmapOpt());
if (bmp != null) {
if (memoryCache != null)
memoryCache.put(key, bmp);
if (getImage)
bitmap = bmp;
}
is.close();
baos.close();
} else {
diskCache.put(key, is);
}
}
is.close();
baos.close();
} else {
diskCache.put(key, is);
return bitmap;
case HttpURLConnection.HTTP_MOVED_PERM:
case HttpURLConnection.HTTP_MOVED_TEMP:
case HttpURLConnection.HTTP_SEE_OTHER:
case HTTP_TEMP_REDIRECT:
final String location = conn.getHeaderField("Location");
url = new URL(url, location);
continue;
default:
throw new ResponseCodeException(responseCode);
}
}
} catch (MalformedURLException e) {
lastEMsgId = R.string.em_url_error;
e.printStackTrace();
} catch (ConnectTimeoutException e) {
lastEMsgId = R.string.em_timeout;
e.printStackTrace();
} catch (UnknownHostException e) {
lastEMsgId = R.string.em_no_network_2;
e.printStackTrace();
} catch (IOException e) {
lastEMsgId = R.string.em_network_error;
e.printStackTrace();
if (redirectionCount > MAX_REDIRECTS)
throw new RedirectionException();
} catch (Exception e) {
mException = e;
} finally {
if (baos != null)
Util.closeStreamQuietly(baos);
@@ -111,6 +421,6 @@ public class HttpHelper {
if (conn != null)
conn.disconnect();
}
return bitmap;
return null;
}
}