content: /**
   * Copyright (c) 2013, Andre Steingress
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
   * following conditions are met:
   *
   * 1.) Redistributions of source code must retain the above copyright notice, this list of conditions and the following
   * disclaimer.
   * 2.) Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
   * disclaimer in the documentation and/or other materials provided with the distribution.
   * 3.) Neither the name of Andre Steingress nor the names of its contributors may be used to endorse or
   * promote products derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
   * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  package org.gcontracts.ast.visitor;
  
  import org.codehaus.groovy.ast.ClassNode;
  import org.codehaus.groovy.ast.MethodNode;
  import org.codehaus.groovy.control.SourceUnit;
  import org.codehaus.groovy.control.io.ReaderSource;
  import org.gcontracts.common.spi.Lifecycle;
  import org.gcontracts.common.spi.ProcessingContextInformation;
  import org.gcontracts.util.LifecycleImplementationLoader;
  import org.gcontracts.util.Validate;
  
  import java.util.ArrayList;
  
  /**
   * <p>AST transformation visitor which is triggered before applying {@link org.gcontracts.common.spi.AnnotationProcessor}
   * related transformations.</p>
   *
   * @see AnnotationProcessorVisitor
   *
   * @author ast
   */
  public class LifecycleBeforeTransformationVisitor extends BaseVisitor {
  
      private ProcessingContextInformation pci;
  
      public LifecycleBeforeTransformationVisitor(SourceUnit sourceUnit, ReaderSource source, final ProcessingContextInformation pci) {
          super(sourceUnit, source);
  
          Validate.notNull(pci);
          this.pci = pci;
      }
  
      @Override
      public void visitClass(ClassNode node) {
          super.visitClass(node);
  
          ArrayList<MethodNode> methods = new ArrayList<MethodNode>(node.getMethods());
          ArrayList<MethodNode> constructors = new ArrayList<MethodNode>(node.getDeclaredConstructors());
  
          for (Lifecycle lifecyle : LifecycleImplementationLoader.load(Lifecycle.class, getClass().getClassLoader()))  {
              lifecyle.beforeProcessingClassNode(pci, node);
  
              for (MethodNode constructor : constructors)  {
                  lifecyle.beforeProcessingContructorNode(pci, node, constructor);
              }
  
              for (MethodNode method: methods)  {
                  lifecyle.beforeProcessingMethodNode(pci, node, method);
              }
          }
      }
  }
  