/*

  * This file is part of AceLogger.

  * 

  * AceLogger is free software: you can redistribute it and/or modify it under the terms of the GNU

  * Lesser General Public License as published by the Free Software Foundation, either version 3 of

  * the License, or (at your option) any later version.

  * 

  * AceLogger is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without

  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

  * Lesser General Public License for more details.

  * 

  * You should have received a copy of the GNU Lesser General Public License along with AceLogger.

  * If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>.

  */

 package net.sourceforge.acelogger.location.resolver;

 import net.sourceforge.acelogger.Logger;

 /**

  * An implementation of CodeFrameResolver that finds the first call out of our packages.

  * 

  * @author Zardi (https://sourceforge.net/users/daniel_zardi)

  * @version 1.0.0

  * @since 1.0.0

  */

 public class UserCodeFrameResolver extends BaseCodeFrameResolver {

         /**

          * The suffix of the our packages.

          */

         private static final String LOGGER_PACKAGE = Logger.class.getPackage().getName();

         /** {@inheritDoc} */

         public StackTraceElement getCodeFrame(Thread currentThread) {

                 StackTraceElement[] stackTrace = currentThread.getStackTrace();

                 int userCodeCallIndex = 0;

                 for (int i = 0; i < stackTrace.length; i++) {

                         String frameClassName = stackTrace[i].getClassName();

                         if (!frameClassName.startsWith("java.util.concurrent")

                                         && !frameClassName.startsWith("java.lang.Thread")

                                         && !frameClassName.startsWith(LOGGER_PACKAGE)) {

                                 userCodeCallIndex = i;

                                 break;

                         }

                 }

                 return stackTrace[userCodeCallIndex];

         }

 }