package org.apache.maven.surefire.group.match;
   
   /*
    * 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.
   */
  
  
  /**
   * Inverse group matcher
   *
   */
  public class InverseGroupMatcher
      implements GroupMatcher
  {
  
      private final GroupMatcher matcher;
  
      public InverseGroupMatcher( GroupMatcher matcher )
      {
          this.matcher = matcher;
      }
  
      @Override
      public boolean enabled( Class<?>... cats )
      {
          return cats == null || !matcher.enabled( cats );
      }
  
      @Override
      public boolean enabled( String... cats )
      {
          return cats == null || !matcher.enabled( cats );
      }
  
      @Override
      public String toString()
      {
          return "NOT " + matcher;
      }
  
      @Override
      public int hashCode()
      {
          final int prime = 31;
          int result = 1;
          result = prime * result + ( matcher == null ? 0 : matcher.hashCode() );
          return result;
      }
  
      @Override
      public boolean equals( Object obj )
      {
          if ( this == obj )
          {
              return true;
          }
  
          if ( obj == null || getClass() != obj.getClass() )
          {
              return false;
          }
          InverseGroupMatcher other = (InverseGroupMatcher) obj;
          if ( matcher == null )
          {
              if ( other.matcher != null )
              {
                  return false;
              }
          }
          else if ( !matcher.equals( other.matcher ) )
          {
              return false;
          }
          return true;
      }
  
      @Override
      public void loadGroupClasses( ClassLoader cloader )
      {
          matcher.loadGroupClasses( cloader );
      }
  
  }