package org.apache.maven.surefire.common.junit4;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you 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.

  */

 import org.apache.maven.surefire.report.SafeThrowable;

 import org.apache.maven.surefire.report.SmartStackTraceParser;

 import org.apache.maven.surefire.report.StackTraceWriter;

 import org.junit.runner.notification.Failure;

 /**

  * Writes out a specific {@link org.junit.runner.notification.Failure} for

  * surefire as a stacktrace.

  *

  * @author Karl M. Davis

  */

 public class JUnit4StackTraceWriter

     implements StackTraceWriter

 {

     // Member Variables

     protected final Failure junitFailure;

     /**

      * Constructor.

      *

      * @param junitFailure the {@link Failure} that this will be operating on

      */

     public JUnit4StackTraceWriter( Failure junitFailure )

     {

         this.junitFailure = junitFailure;

     }

     /*

       * (non-Javadoc)

       *

       * @see org.apache.maven.surefire.report.StackTraceWriter#writeTraceToString()

       */

     public String writeTraceToString()

     {

         return junitFailure.getTrace();

     }

     protected String getTestClassName()

     {

         return JUnit4RunListener.extractClassName( junitFailure.getDescription() );

     }

     @SuppressWarnings( "ThrowableResultOfMethodCallIgnored" )

     public String smartTrimmedStackTrace()

     {

         Throwable exception = junitFailure.getException();

         if ( exception != null )

         {

             SmartStackTraceParser smartStackTraceParser = new SmartStackTraceParser( getTestClassName(), exception );

             return smartStackTraceParser.getString();

         }

         else

         {

             return junitFailure.getMessage();

         }

     }

     /**

      * At the moment, returns the same as {@link #writeTraceToString()}.

      *

      * @see org.apache.maven.surefire.report.StackTraceWriter#writeTrimmedTraceToString()

      */

     public String writeTrimmedTraceToString()

     {

         String testClass = getTestClassName();

         try

         {

             return SmartStackTraceParser.innerMostWithFocusOnClass( junitFailure.getException(), testClass );

         }

         catch ( Throwable t )

         {

             return SmartStackTraceParser.innerMostWithFocusOnClass( t, testClass );

         }

     }

     /**

      * Returns the exception associated with this failure.

      *

      * @see org.apache.maven.surefire.report.StackTraceWriter#getThrowable()

      */

     public SafeThrowable getThrowable()

     {

         return new SafeThrowable( junitFailure.getException() );

     }

 }