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- /*
- * Copyright (c) 2009-2010 Chris Smith
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
- package uk.co.md87.android.common;
-
- import android.content.Context;
- import android.content.pm.PackageManager.NameNotFoundException;
- import android.telephony.TelephonyManager;
- import java.io.IOException;
- import java.io.PrintWriter;
- import java.io.StringWriter;
- import java.io.Writer;
- import java.lang.Thread.UncaughtExceptionHandler;
- import java.util.ArrayList;
- import java.util.List;
-
- import org.apache.http.NameValuePair;
- import org.apache.http.client.entity.UrlEncodedFormEntity;
- import org.apache.http.client.methods.HttpPost;
- import org.apache.http.impl.client.DefaultHttpClient;
- import org.apache.http.message.BasicNameValuePair;
- import org.apache.http.protocol.HTTP;
-
- /**
- * An exception handler which reports any uncaught exceptions to the context
- * API's website, in order to facilitate remote diagnostics of user errors.
- *
- * @author chris
- */
- public class ExceptionHandler implements UncaughtExceptionHandler {
-
- private UncaughtExceptionHandler defaultUEH;
-
- private String appname, url, version, imei;
-
- public ExceptionHandler(String appname, String url, String version, String imei) {
- this.appname = appname;
- this.url = url;
- this.version = version;
- this.imei = imei;
- this.defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
- }
-
- public ExceptionHandler(Context context) {
- this(getAppName(context), "http://chris.smith.name/android/upload",
- getVersionName(context), getIMEI(context));
- }
-
- private static String getVersionName(final Context context) {
- try {
- return context.getPackageManager().getPackageInfo(context.getPackageName(), 0).versionName;
- } catch (NameNotFoundException ex) {
- return "Unknown";
- }
- }
-
- private static String getAppName(final Context context) {
- try {
- return context.getPackageManager().getApplicationLabel(context
- .getPackageManager().getPackageInfo(context.getPackageName(), 0)
- .applicationInfo).toString().replaceAll("[^A-Za-z]", "");
- } catch (NameNotFoundException ex) {
- return "Unknown";
- }
- }
-
- private static String getIMEI(final Context context) {
- return ((TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId();
- }
-
- public void uncaughtException(Thread t, Throwable e) {
- String timestamp = String.valueOf(System.currentTimeMillis());
- final Writer result = new StringWriter();
- final PrintWriter printWriter = new PrintWriter(result);
- e.printStackTrace(printWriter);
- String stacktrace = result.toString();
- printWriter.close();
- String filename = timestamp + ".stacktrace";
-
- sendToServer(stacktrace, filename);
-
- defaultUEH.uncaughtException(t, e);
- }
-
- private void sendToServer(String stacktrace, String filename) {
- DefaultHttpClient httpClient = new DefaultHttpClient();
- HttpPost httpPost = new HttpPost(url);
-
- httpPost.setHeader("x-application", appname + "-exception");
- httpPost.setHeader("x-version", version);
- httpPost.setHeader("x-imei", imei);
-
- List<NameValuePair> nvps = new ArrayList<NameValuePair>();
- nvps.add(new BasicNameValuePair("filename", filename));
- nvps.add(new BasicNameValuePair("stacktrace", stacktrace));
- try {
- httpPost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));
- httpClient.execute(httpPost);
- } catch (IOException e) {
- // Do nothing
- }
- }
- }
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