package org.apache.maven.settings.building;
   
   /*
    * 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.ArrayList;
  import java.util.List;
  
  import org.apache.maven.settings.io.SettingsParseException;
  
  /**
   * Collects problems that are encountered during settings building.
   * 
   * @author Benjamin Bentmann
   */
  class DefaultSettingsProblemCollector
      implements SettingsProblemCollector
  {
  
      private List<SettingsProblem> problems;
  
      private String source;
  
      public DefaultSettingsProblemCollector( List<SettingsProblem> problems )
      {
          this.problems = ( problems != null ) ? problems : new ArrayList<SettingsProblem>();
      }
  
      public List<SettingsProblem> getProblems()
      {
          return problems;
      }
  
      public void setSource( String source )
      {
          this.source = source;
      }
  
      public void add( SettingsProblem.Severity severity, String message, int line, int column, Exception cause )
      {
          if ( line <= 0 && column <= 0 && ( cause instanceof SettingsParseException ) )
          {
              SettingsParseException e = (SettingsParseException) cause;
              line = e.getLineNumber();
              column = e.getColumnNumber();
          }
  
          SettingsProblem problem = new DefaultSettingsProblem( message, severity, source, line, column, cause );
  
          problems.add( problem );
      }
  
  }