package org.apache.maven.plugins.surefire.report;
   
   /*
    * Copyright 2001-2005 The Apache Software Foundation.
    *
    * 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.
   */
  
  import org.apache.maven.reporting.MavenReportException;
  import org.codehaus.plexus.util.DirectoryScanner;
  import org.codehaus.plexus.util.StringUtils;
  import org.xml.sax.SAXException;
  
  import javax.xml.parsers.ParserConfigurationException;
  import java.io.File;
  import java.io.IOException;
  import java.text.NumberFormat;
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.ListIterator;
  import java.util.Locale;
  import java.util.Map;
  
  public class SurefireReportParser
  {
      private NumberFormat numberFormat = NumberFormat.getInstance();
  
      private File reportsDirectory;
  
      private List testSuites = new ArrayList();
  
      private Locale locale;
  
      private static final int PCENT = 100;
  
      public SurefireReportParser()
      {
      }
  
      public SurefireReportParser( File reportsDirectory, Locale locale )
      {
          this.reportsDirectory = reportsDirectory;
  
          setLocale( locale );
      }
  
      public List parseXMLReportFiles()
          throws MavenReportException
      {
          if ( reportsDirectory.exists() )
          {
              String[] xmlReportFiles = getIncludedFiles( reportsDirectory, "*.xml", "*.txt" );
  
              for ( int index = 0; index < xmlReportFiles.length; index++ )
              {
                  ReportTestSuite testSuite = new ReportTestSuite();
                  
                  String currentReport = xmlReportFiles[index];
  
                  try
                  {
                      testSuite.parse( reportsDirectory + "/" + currentReport );
                  }
                  catch ( ParserConfigurationException e )
                  {
                      throw new MavenReportException( "Error setting up parser for JUnit XML report", e );
                  }
                  catch ( SAXException e )
                  {
                      throw new MavenReportException( "Error parsing JUnit XML report " + currentReport, e );
                  }
                  catch ( IOException e )
                  {
                      throw new MavenReportException( "Error reading JUnit XML report " + currentReport, e );
                  }
  
                  testSuites.add( testSuite );
              }
          }
  
          return testSuites;
      }
  
      protected String parseTestSuiteName( String lineString )
      {
          return lineString.substring( lineString.lastIndexOf( "." ) + 1, lineString.length() );
      }
  
     protected String parseTestSuitePackageName( String lineString )
     {
         return lineString.substring( lineString.indexOf( ":" ) + 2, lineString.lastIndexOf( "." ) );
     }
 
     protected String parseTestCaseName( String lineString )
     {
         return lineString.substring( 0, lineString.indexOf( "(" ) );
     }
 
     public Map getSummary( List suites )
     {
         Map totalSummary = new HashMap();
 
         ListIterator iter = suites.listIterator();
 
         int totalNumberOfTests = 0;
 
         int totalNumberOfErrors = 0;
 
         int totalNumberOfFailures = 0;
 
         int totalNumberOfSkipped = 0;
 
         float totalElapsedTime = 0.0f;
 
         while ( iter.hasNext() )
         {
             ReportTestSuite suite = (ReportTestSuite) iter.next();
 
             totalNumberOfTests += suite.getNumberOfTests();
 
             totalNumberOfErrors += suite.getNumberOfErrors();
 
             totalNumberOfFailures += suite.getNumberOfFailures();
 
             totalNumberOfSkipped += suite.getNumberOfSkipped();
 
             totalElapsedTime += suite.getTimeElapsed();
         }
 
         String totalPercentage = computePercentage( totalNumberOfTests, totalNumberOfErrors, totalNumberOfFailures,
                                                     totalNumberOfSkipped );
 
         totalSummary.put( "totalTests", Integer.toString( totalNumberOfTests ) );
 
         totalSummary.put( "totalErrors", Integer.toString( totalNumberOfErrors ) );
 
         totalSummary.put( "totalFailures", Integer.toString( totalNumberOfFailures ) );
 
         totalSummary.put( "totalSkipped", Integer.toString( totalNumberOfSkipped ) );
 
         totalSummary.put( "totalElapsedTime", numberFormat.format( totalElapsedTime ) );
 
         totalSummary.put( "totalPercentage", totalPercentage );
 
         return totalSummary;
     }
 
     public void setReportsDirectory( File reportsDirectory )
     {
         this.reportsDirectory = reportsDirectory;
     }
 
     public File getReportsDirectory()
     {
         return this.reportsDirectory;
     }
 
     public final void setLocale( Locale locale )
     {
         this.locale = locale;
         numberFormat = NumberFormat.getInstance( locale );
     }
 
     public Locale getLocale()
     {
         return this.locale;
     }
 
     public void setNumberFormat( NumberFormat numberFormat )
     {
         this.numberFormat = numberFormat;
     }
 
     public NumberFormat getNumberFormat()
     {
         return this.numberFormat;
     }
 
     public Map getSuitesGroupByPackage( List testSuitesList )
     {
         ListIterator iter = testSuitesList.listIterator();
 
         Map suitePackage = new HashMap();
 
         while ( iter.hasNext() )
         {
             ReportTestSuite suite = (ReportTestSuite) iter.next();
 
             List suiteList = new ArrayList();
 
             if ( suitePackage.get( suite.getPackageName() ) != null )
             {
                 suiteList = (List) suitePackage.get( suite.getPackageName() );
             }
 
             suiteList.add( suite );
 
             suitePackage.put( suite.getPackageName(), suiteList );
         }
 
         return suitePackage;
     }
 
     public String computePercentage( int tests, int errors, int failures, int skipped )
     {
         float percentage;
         if ( tests == 0 )
         {
             percentage = 0;
         }
         else
         {
             percentage = ( (float) ( tests - errors - failures - skipped ) / (float) tests ) * PCENT;
         }
 
         return numberFormat.format( percentage );
     }
 
     public List getFailureDetails( List testSuitesList )
     {
         ListIterator iter = testSuitesList.listIterator();
 
         List failureDetailList = new ArrayList();
 
         while ( iter.hasNext() )
         {
             ReportTestSuite suite = (ReportTestSuite) iter.next();
 
             List testCaseList = suite.getTestCases();
 
             if ( testCaseList != null )
             {
                 ListIterator caseIter = testCaseList.listIterator();
 
                 while ( caseIter.hasNext() )
                 {
                     ReportTestCase tCase = (ReportTestCase) caseIter.next();
 
                     if ( tCase.getFailure() != null )
                     {
                         failureDetailList.add( tCase );
                     }
                 }
             }
         }
 
         return failureDetailList;
     }
 
     private String[] getIncludedFiles( File directory, String includes, String excludes )
     {
         DirectoryScanner scanner = new DirectoryScanner();
 
         scanner.setBasedir( directory );
 
         scanner.setIncludes( StringUtils.split( includes, "," ) );
 
         scanner.setExcludes( StringUtils.split( excludes, "," ) );
 
         scanner.scan();
 
         return scanner.getIncludedFiles();
     }
 }