Android Open Source - GeoLog Crash Catcher

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Back to project page GeoLog.

License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUC...

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Java Source Code

/*
 * Copyright (C) 2013 Jorrit "Chainfire" Jongma
 */*w  ww.ja  v a 2  s . c o m*/
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package eu.chainfire.geolog;

import java.io.FileOutputStream;
import java.io.IOException;

public class CrashCatcher implements Thread.UncaughtExceptionHandler {
  public static final String FILE_TRACE = Application.SDCARD_PATH + "/trace";
  
  private Thread.UncaughtExceptionHandler oldHandler;

  public CrashCatcher() {
    if (BuildConfig.DEBUG) {
      oldHandler = Thread.getDefaultUncaughtExceptionHandler();            
      Thread.setDefaultUncaughtExceptionHandler(this);
    }
  }
  
  @Override
  public void uncaughtException(Thread thread, Throwable ex) {
    try {
      StackTraceElement[] arr = ex.getStackTrace();

      String report =  ex.toString() + "\n\n";
      report += "--------- Stack trace ---------\n\n"; 
      report += thread.toString() + "\n\n";
      for (int i=0; i<arr.length; i++) {
        report += "    " + arr[i].toString() + "\n";
      }
      report += "-------------------------------\n\n";

      report += "--------- Cause ---------\n\n";
      Throwable cause = ex.getCause();
      if(cause != null) {
        report += cause.toString() + "\n\n";
        arr = cause.getStackTrace();
        for (int i=0; i<arr.length; i++) {
          report += "    " + arr[i].toString() + "\n";
        }
      }
      report += "-------------------------------\n\n";

      try {
        FileOutputStream trace = new FileOutputStream(FILE_TRACE, true);
        trace.write(report.getBytes());
        trace.close();
      } catch(IOException ioe) {
      }
    } catch (Exception e) {      
    }
    
    if (oldHandler != null)  oldHandler.uncaughtException(thread, ex);
  }
}

Java Source Code List