package org.apache.maven.plugin.surefire.util;

 /*

  * 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 javax.annotation.Nonnull;

 import javax.annotation.Nullable;

 /**

  * Relocates class names when running with relocated provider

  *

  * @author Kristian Rosenvold

  */

 public class Relocator

 {

     private final @Nullable String relocation;

     private static final String relocationBase = "org.apache.maven.surefire.";

     public Relocator( @Nullable String relocation )

     {

         this.relocation = relocation;

     }

     public Relocator()

     {

         relocation = "shadefire";

     }

     private @Nullable String getRelocation()

     {

         return relocation;

     }

     public @Nonnull String relocate( @Nonnull String className )

     {

         if ( relocation == null )

         {

             return className;

         }

         if ( className.contains( relocation ) )

         {

             return className;

         }

         String rest = className.substring( "org.apache.maven.surefire.".length() );

         final String s = relocationBase + getRelocation() + ".";

         return s + rest;

     }

 }