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.handler;
  
  import java.util.List;
  
  import javax.annotation.processing.ProcessingEnvironment;
  import javax.lang.model.element.Element;
  import javax.lang.model.element.ExecutableElement;
  import javax.lang.model.element.TypeElement;
  import javax.lang.model.util.ElementFilter;
  
  import org.androidannotations.AndroidAnnotationsEnvironment;
  import org.androidannotations.ElementValidation;
  import org.androidannotations.helper.APTCodeModelHelper;
  import org.androidannotations.helper.IdAnnotationHelper;
  import org.androidannotations.helper.IdValidatorHelper;
  import org.androidannotations.holder.GeneratedClassHolder;
  import org.androidannotations.internal.process.ProcessHolder;
  
  import com.helger.jcodemodel.AbstractJClass;
  import com.helger.jcodemodel.JCodeModel;
  
  public abstract class BaseAnnotationHandler<T extends GeneratedClassHolder> implements AnnotationHandler<T> {
  
  	private final String target;
  	protected IdAnnotationHelper annotationHelper;
  	protected IdValidatorHelper validatorHelper;
  	protected APTCodeModelHelper codeModelHelper;
  	private AndroidAnnotationsEnvironment environment;
  
  	public BaseAnnotationHandler(Class<?> targetClass, AndroidAnnotationsEnvironment environment) {
  		this(targetClass.getCanonicalName(), environment);
  	}
  
  	public BaseAnnotationHandler(String target, AndroidAnnotationsEnvironment environment) {
  		this.target = target;
  		this.environment = environment;
  		annotationHelper = new IdAnnotationHelper(environment, target);
  		validatorHelper = new IdValidatorHelper(annotationHelper);
  		codeModelHelper = new APTCodeModelHelper(environment);
  	}
  
  	@Override
  	public String getTarget() {
  		return target;
  	}
  
  	@Override
  	public ElementValidation validate(Element element) {
  		ElementValidation validation = new ElementValidation(target, element);
  		validate(element, validation);
  		return validation;
  	}
  
  	public boolean isEnabled() {
  		return true;
  	}
  
  	protected abstract void validate(Element element, ElementValidation validation);
  
  	protected AndroidAnnotationsEnvironment getEnvironment() {
  		return environment;
  	}
  
  	protected ProcessingEnvironment getProcessingEnvironment() {
  		return environment.getProcessingEnvironment();
  	}
  
  	protected ProcessHolder.Classes getClasses() {
  		return environment.getClasses();
  	}
  
  	protected JCodeModel getCodeModel() {
  		return environment.getCodeModel();
  	}
  
  	protected AbstractJClass getJClass(String fullyQualifiedClassName) {
  		return environment.getJClass(fullyQualifiedClassName);
  	}
  
  	protected AbstractJClass getJClass(Class<?> clazz) {
  		return environment.getJClass(clazz);
  	}
  
  	protected boolean hasTargetMethod(TypeElement type, String methodName) {
  		if (type == null) {
  			return false;
  		}
  
  		List<? extends Element> allMembers = getProcessingEnvironment().getElementUtils().getAllMembers(type);
  		for (ExecutableElement element : ElementFilter.methodsIn(allMembers)) {
  			if (element.getSimpleName().contentEquals(methodName)) {
  				return true;
  			}
  		}
  		return false;
  	}
  }
  