package org.apache.maven.surefire.testng.conf;

 /*

  * 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.lang.reflect.Method;

 import java.util.ArrayList;

 import java.util.HashMap;

 import java.util.Iterator;

 import java.util.List;

 import java.util.Map;

 import org.apache.maven.surefire.testset.TestSetFailedException;

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

 import org.testng.TestNG;

 public abstract class AbstractDirectConfigurator

     implements Configurator

 {

     final Map setters;

     AbstractDirectConfigurator()

     {

         Map options = new HashMap();

         options.put( "groups", new Setter( "setGroups", String.class ) );

         options.put( "excludedgroups", new Setter( "setExcludedGroups", String.class ) );

         options.put( "junit", new Setter( "setJUnit", Boolean.class ) );

         options.put( "threadcount", new Setter( "setThreadCount", int.class ) );

         options.put( "usedefaultlisteners", new Setter( "setUseDefaultListeners", boolean.class ) );

         this.setters = options;

     }

     public void configure( TestNG testng, Map options )

         throws TestSetFailedException

     {

         // kind of ugly, but listeners are configured differently

         final String listeners = (String) options.remove( "listener" );

         // DGF In 4.7, default listeners dump XML files in the surefire-reports directory,

         // confusing the report plugin.  This was fixed in later versions.

         testng.setUseDefaultListeners( false );

         for ( Iterator it = options.entrySet().iterator(); it.hasNext(); )

         {

             Map.Entry entry = (Map.Entry) it.next();

             String key = (String) entry.getKey();

             Object val = entry.getValue();

             Setter setter = (Setter) setters.get( key );

             if ( setter != null )

             {

                 try

                 {

                     setter.invoke( testng, val );

                 }

                 catch ( Exception ex )

                 {

                     throw new NestedRuntimeException( "Cannot set option " + key + " with value " + val, ex );

                 }

             }

         }

         // TODO: we should have the Profile so that we can decide if this is needed or not

         testng.setListenerClasses( loadListenerClasses( listeners ) );

     }

     public static List loadListenerClasses( String listenerClasses )

         throws TestSetFailedException

     {

         if ( listenerClasses == null || "".equals( listenerClasses.trim() ) )

         {

             return new ArrayList();

         }

         List classes = new ArrayList();

         String[] classNames = listenerClasses.split( " *, *" );

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

         {

             String className = classNames[i];

             Class clazz = loadClass( className );

             classes.add( clazz );

         }

         return classes;

     }

     public static Class loadClass( String className )

         throws TestSetFailedException

     {

         try

         {

             return Class.forName( className );

         }

         catch ( Exception ex )

         {

             throw new TestSetFailedException( "Cannot find listener class " + className, ex );

         }

     }

     public static final class Setter

     {

         private final String setterName;

         private final Class paramClass;

         public Setter( String name, Class clazz )

         {

             this.setterName = name;

             this.paramClass = clazz;

         }

         public void invoke( Object target, Object value )

             throws Exception

         {

             Method setter = target.getClass().getMethod( this.setterName, new Class[] { this.paramClass } );

             if ( setter != null )

             {

                 setter.invoke( target, new Object[] { convertValue( value ) } );

             }

         }

         Object convertValue( Object value )

         {

             if ( value == null )

             {

                 return value;

             }

             if ( this.paramClass.isAssignableFrom( value.getClass() ) )

             {

                 return value;

             }

             if ( Boolean.class.equals( this.paramClass ) || boolean.class.equals( this.paramClass ) )

             {

                 return Boolean.valueOf( value.toString() );

             }

             if ( Integer.class.equals( this.paramClass ) || int.class.equals( this.paramClass ) )

             {

                 return new Integer( value.toString() );

             }

             return value;

         }

     }

 }