package org.apache.maven.plugins.pmd.exec;
   
   /*
    * 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.io.File;
  import java.io.FileInputStream;
  import java.io.InputStreamReader;
  import java.io.Reader;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.maven.plugins.pmd.model.CpdErrorDetail;
  import org.apache.maven.plugins.pmd.model.Duplication;
  import org.apache.maven.plugins.pmd.model.io.xpp3.CpdXpp3Reader;
  import org.apache.maven.reporting.MavenReportException;
  
  /**
   * Provides access to the result of the CPD analysis.
   */
  public class CpdResult
  {
      private final List<Duplication> duplications = new ArrayList<>();
  
      public CpdResult( File report, String encoding ) throws MavenReportException
      {
          loadResult( report, encoding );
      }
  
      public List<Duplication> getDuplications()
      {
          return duplications;
      }
  
      public boolean hasDuplications()
      {
          return !duplications.isEmpty();
      }
  
      private void loadResult( File report, String encoding ) throws MavenReportException
      {
          try ( Reader reader1 = new InputStreamReader( new FileInputStream( report ), encoding ) )
          {
              CpdXpp3Reader reader = new CpdXpp3Reader();
              CpdErrorDetail details = reader.read( reader1, false );
              duplications.addAll( details.getDuplications() );
          }
          catch ( Exception e )
          {
              throw new MavenReportException( e.getMessage(), e );
          }
      }
  }