/*
    *  Copyright 2012 Chris Pheby
    *
    *  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.jadira.scanner.classpath.types;
  
  import java.util.Collections;
  import java.util.List;
  
  import javassist.bytecode.ClassFile;
  
  import org.apache.commons.lang3.builder.EqualsBuilder;
  import org.apache.commons.lang3.builder.HashCodeBuilder;
  import org.apache.commons.lang3.builder.ToStringBuilder;
  import org.apache.commons.lang3.builder.ToStringStyle;
  import org.jadira.scanner.classpath.ClasspathResolver;
  import org.jadira.scanner.classpath.visitor.IntrospectionVisitor;
  import org.jadira.scanner.core.exception.ClasspathAccessException;
  
  public class JInnerClass extends JClass {
  
      private ClassFile enclosingClass;
  
      protected JInnerClass(ClassFile enclosingClass, ClassFile classFile, ClasspathResolver resolver) throws ClasspathAccessException {
          super(classFile, resolver);
          // Get the inner class definition
          this.enclosingClass = enclosingClass;
      }
  
      public static JInnerClass getJInnerClass(ClassFile enclosingClass, ClassFile classFile, ClasspathResolver resolver) throws ClasspathAccessException {
          return new JInnerClass(enclosingClass, classFile, resolver);
      }
  
      public JClass getEnclosingClass() {
          return JClass.getJClass(enclosingClass, getResolver());
      }
  
      @Override
      public JClass getEnclosingElement() {
          return getEnclosingClass();
      }
       
      @Override
      public void acceptVisitor(IntrospectionVisitor visitor) throws ClasspathAccessException {
          visitor.visit(this);
  
          for (JInterface next : getImplementedInterfaces()) {
              next.acceptVisitor(visitor);
          }
          for (JInnerClass next : getEnclosedClasses()) {
              next.acceptVisitor(visitor);
          }
          for (JField next : getFields()) {
              next.acceptVisitor(visitor);
          }
          for (JConstructor next : getConstructors()) {
              next.acceptVisitor(visitor);
          }
          for (JMethod next : getMethods()) {
              next.acceptVisitor(visitor);
          }
          for (JStaticInitializer next : getStaticInitializers()) {
              next.acceptVisitor(visitor);
          }
          for (JAnnotation<?> next : getAnnotations()) {
              next.acceptVisitor(visitor);
          }
      }
      
      @Override
      public String toString() {
      	
      	ToStringBuilder builder = new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE);
      	builder.append("name", getName());
      	builder.append("enclosingClass", getEnclosingClass());
      	
      	return builder.toString();
      }
      
      @Override
      public List<JInnerClass> getEnclosedClasses() {
      	return Collections.emptyList();
      }
      
      @Override
  	public boolean equals(Object obj) {
  		if (obj == null) {
  			return false;
 		}
 		if (obj == this) {
 			return true;
 		}
 		if (obj.getClass() != getClass()) {
 			return false;
 		}
 		JInnerClass rhs = (JInnerClass) obj;
 		return new EqualsBuilder()
 			 	.appendSuper(super.equals(obj))
 				.append(enclosingClass, rhs.enclosingClass).isEquals();
 	}
 
     @Override
 	public int hashCode() {
 		return new HashCodeBuilder(11, 47).append(super.hashCode())
 				.append(enclosingClass).toHashCode();
 	}
 }