package org.apache.maven.surefire;

 /*

  * 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 java.util.Collections;

 import java.util.HashSet;

 import java.util.Set;

 import org.apache.maven.shared.utils.io.SelectorUtils;

 import org.apache.maven.surefire.util.ScannerFilter;

 public class SpecificTestClassFilter

     implements ScannerFilter

 {

     private static final char FS = System.getProperty( "file.separator" ).charAt( 0 );

     private static final String JAVA_CLASS_FILE_EXTENSION = ".class";

     private Set<String> names;

     public SpecificTestClassFilter( String[] classNames )

     {

         if ( classNames != null && classNames.length > 0 )

         {

             this.names = new HashSet<String>();

             Collections.addAll( names, classNames );

         }

     }

     public boolean accept( Class testClass )

     {

         // If the tests enumeration is empty, allow anything.

         boolean result = true;

         if ( names != null && !names.isEmpty() )

         {

             String className = testClass.getName().replace( '.', FS ) + JAVA_CLASS_FILE_EXTENSION;

             boolean found = false;

             for ( String pattern : names )

             {

                 if ( '\\' == FS )

                 {

                     pattern = pattern.replace( '/', FS );

                 }

                 // This is the same utility used under the covers in the plexus DirectoryScanner, and

                 // therefore in the surefire DefaultDirectoryScanner implementation.

                 if ( SelectorUtils.matchPath( pattern, className, true ) )

                 {

                     found = true;

                     break;

                 }

             }

             if ( !found )

             {

                 result = false;

             }

         }

         return result;

     }

 }