content: /**
   * Copyright (C) 2010-2016 eBusiness Information, Excilys Group
   *
   * Licensed 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.
   */
  package org.androidannotations.internal.rclass;
  
  import javax.annotation.processing.ProcessingEnvironment;
  import javax.lang.model.element.TypeElement;
  import javax.lang.model.util.Elements;
  
  import org.androidannotations.internal.exception.RClassNotFoundException;
  import org.androidannotations.logger.Logger;
  import org.androidannotations.logger.LoggerFactory;
  import org.androidannotations.rclass.IRClass;
  
  public class AndroidRClassFinder {
  
  	private static final Logger LOGGER = LoggerFactory.getLogger(AndroidRClassFinder.class);
  
  	private final ProcessingEnvironment processingEnv;
  
  	public AndroidRClassFinder(ProcessingEnvironment processingEnv) {
  		this.processingEnv = processingEnv;
  	}
  
  	public IRClass find() throws RClassNotFoundException {
  		Elements elementUtils = processingEnv.getElementUtils();
  		TypeElement androidRType = elementUtils.getTypeElement("android.R");
  		if (androidRType == null) {
  			LOGGER.error("The android.R class cannot be found");
  			throw new RClassNotFoundException("The android.R class cannot be found");
  		}
  
  		LOGGER.info("Found Android class: {}", androidRType.toString());
  		return new RClass(androidRType);
  	}
  }
  