content: /**
   * Copyright (C) 2010-2016 eBusiness Information, Excilys Group
   * Copyright (C) 2016-2020 the AndroidAnnotations project
   *
   * 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.plugin;
  
  import java.io.FileNotFoundException;
  import java.net.URL;
  import java.util.Collections;
  import java.util.List;
  import java.util.Properties;
  
  import org.androidannotations.AndroidAnnotationsEnvironment;
  import org.androidannotations.Option;
  import org.androidannotations.handler.AnnotationHandler;
  import org.androidannotations.internal.exception.VersionNotFoundException;
  import org.androidannotations.logger.Logger;
  import org.androidannotations.logger.LoggerFactory;
  
  public abstract class AndroidAnnotationsPlugin {
  
  	private final Logger logger = LoggerFactory.getLogger(getClass());
  
  	private String version;
  	private String apiVersion;
  
  	public abstract String getName();
  
  	public abstract List<AnnotationHandler<?>> getHandlers(AndroidAnnotationsEnvironment androidAnnotationEnv);
  
  	@Override
  	public String toString() {
  		return getName();
  	}
  
  	public List<Option> getSupportedOptions() {
  		return Collections.emptyList();
  	}
  
  	public boolean shouldCheckApiAndProcessorVersions() {
  		return true;
  	}
  
  	public final void loadVersion() throws FileNotFoundException, VersionNotFoundException {
  		version = getVersionFromPropertyFile(getName().toLowerCase());
  		apiVersion = getVersionFromPropertyFile(getName().toLowerCase() + "-api");
  	}
  
  	private String getVersionFromPropertyFile(String name) throws FileNotFoundException, VersionNotFoundException {
  		String filename = name + ".properties";
  		Properties properties;
  		try {
  			URL url = getClass().getClassLoader().getResource(filename);
  			properties = new Properties();
  			properties.load(url.openStream());
  		} catch (Exception e) {
  			logger.error("Property file {} couldn't be parsed", filename);
  			throw new FileNotFoundException("Property file " + filename + " couldn't be parsed.");
  		}
  
  		String version = properties.getProperty("version");
  
  		if (version == null) {
  			logger.error("{} plugin is missing 'version' property!", getName());
  			throw new VersionNotFoundException(this);
  		}
  
  		return version;
  	}
  
  	public String getApiVersion() {
  		return apiVersion;
  	}
  
  	public String getVersion() {
  		return version;
  	}
  }
  