package org.apache.onami.autobind.configuration;
   
   /*
    * 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 javax.inject.Singleton;
  
  import org.apache.onami.autobind.annotations.GuiceModule;
  import org.apache.onami.configuration.PropertiesURLReader;
  
  @Singleton
  @GuiceModule
  public class ConfigurationModule
      extends org.apache.onami.configuration.ConfigurationModule
  {
  	
  	protected List<PropertiesURLReader> readers = new ArrayList<PropertiesURLReader>();
  	
  	protected boolean bindSystemProperties;
  
  	protected boolean bindEnvironment;
  
  
      @Override
      protected void bindConfigurations()
      {
          // TODO what was the default implementation in rocoto 4.x?
      	for(PropertiesURLReader reader : readers){
      		 try
               {
                   bindProperties( reader.readConfiguration() );
               }
               catch ( Exception e )
               {
                   addError( "An error occurred while reading properties from '%s': %s", reader.getUrl(),
                             e.getMessage() );
               }
      	}
      	
      	if(bindEnvironment){
      		super.bindEnvironmentVariables();	
      	}
      	if(bindSystemProperties){
      		super.bindSystemProperties();	
      	}
      }
      
      @Override
      protected void bindEnvironmentVariables() {
      	bindEnvironment = true;
      }
      
      @Override
      protected void bindSystemProperties() {
      	bindSystemProperties = true;
      }
      
      public void addConfigurationReader(PropertiesURLReader reader){
      	this.readers.add(reader);
      }
  
  }