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From dmi...@apache.org
Subject cvs commit: jakarta-commons/jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans DynaBeanPropertyPointer.java DynaBeanPointerFactory.java DynaBeanPointer.java
Date Sun, 20 Oct 2002 03:44:18 GMT
dmitri      2002/10/19 20:44:18

  Added:       jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans
                        DynaBeanPropertyPointer.java
                        DynaBeanPointerFactory.java DynaBeanPointer.java
  Log:
  Added support for DynaBeans
  
  Revision  Changes    Path
  1.1                  jakarta-commons/jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans/DynaBeanPropertyPointer.java
  
  Index: DynaBeanPropertyPointer.java
  ===================================================================
  /*
   * $Header: /home/cvs/jakarta-commons/jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans/DynaBeanPropertyPointer.java,v
1.1 2002/10/20 03:44:18 dmitri Exp $
   * $Revision: 1.1 $
   * $Date: 2002/10/20 03:44:18 $
   *
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   *
   * Copyright (c) 1999-2001 The Apache Software Foundation.  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. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation and was
   * originally based on software copyright (c) 2001, Plotnix, Inc,
   * <http://www.plotnix.com/>.
   * For more information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  package org.apache.commons.jxpath.ri.model.dynabeans;
  
  import java.util.Arrays;
  
  import org.apache.commons.beanutils.DynaBean;
  import org.apache.commons.beanutils.DynaClass;
  import org.apache.commons.beanutils.DynaProperty;
  import org.apache.commons.jxpath.AbstractFactory;
  import org.apache.commons.jxpath.ri.model.beans.PropertyOwnerPointer;
  import org.apache.commons.jxpath.JXPathContext;
  import org.apache.commons.jxpath.JXPathException;
  import org.apache.commons.jxpath.JXPathIntrospector;
  import org.apache.commons.jxpath.ri.QName;
  import org.apache.commons.jxpath.ri.model.beans.PropertyPointer;
  import org.apache.commons.jxpath.ri.model.NodePointer;
  import org.apache.commons.jxpath.util.TypeConverter;
  import org.apache.commons.jxpath.util.TypeUtils;
  import org.apache.commons.jxpath.util.ValueUtils;
  
  /**
   * Pointer pointing to a property of a DynaBean.
   *
   * @author Dmitri Plotnikov
   * @version $Revision: 1.1 $ $Date: 2002/10/20 03:44:18 $
   */
  public class DynaBeanPropertyPointer extends PropertyPointer {
      private DynaBean dynaBean;
      private String name;
      private String[] names;
  
      public DynaBeanPropertyPointer(NodePointer parent, DynaBean dynaBean){
          super(parent);
          this.dynaBean = dynaBean;
      }
  
      public Object getBaseValue(){
          return dynaBean.get(getPropertyName());
      }
  
      /**
       * This type of node is auxiliary.
       */
      public boolean isNode(){
          return false;
      }
  
      /**
       * Number of the DP object's properties.
       */
      public int getPropertyCount(){
          return getPropertyNames().length;
      }
  
      /**
       * Names of all properties, sorted alphabetically
       *
       * @todo do something about the sorting
       */
      public String[] getPropertyNames(){
          if (names == null){
              DynaClass dynaClass = dynaBean.getDynaClass();
              DynaProperty properties[] = dynaClass.getDynaProperties();
              int count = properties.length;
              boolean hasClass = dynaClass.getDynaProperty("class") != null;
              if (hasClass){
                  count --;       // Exclude "class" from properties
              }
              names = new String[count];
              for (int i = 0, j = 0; i < properties.length; i++){
                  String name = properties[i].getName();
                  if (!hasClass || !name.equals("class")){
                      names[j++] = name;
                  }
              }
              Arrays.sort(names);
  //            System.err.println("D.PROPERTIES: " + Arrays.asList(names));
          }
          return names;
      }
  
      /**
       * Returns the name of the currently selected property or "*"
       * if none has been selected.
       */
      public String getPropertyName(){
          if (name == null){
              String names[] = getPropertyNames();
              if (propertyIndex >=0 && propertyIndex < names.length){
                  name = names[propertyIndex];
              }
              else {
                  name = "*";
              }
          }
          return name;
      }
  
      /**
       * Select a property by name.
       */
      public void setPropertyName(String propertyName){
          setPropertyIndex(UNSPECIFIED_PROPERTY);
          this.name = propertyName;
      }
  
      /**
       * Index of the currently selected property in the list of all
       * properties sorted alphabetically.
       */
      public int getPropertyIndex(){
          if (propertyIndex == UNSPECIFIED_PROPERTY){
              String names[] = getPropertyNames();
              for (int i = 0; i < names.length; i++){
                  if (names[i].equals(name)){
                      setPropertyIndex(i);
                      break;
                  }
              }
          }
          return super.getPropertyIndex();
      }
  
      /**
       * Index a property by its index in the list of all
       * properties sorted alphabetically.
       */
      public void setPropertyIndex(int index){
          if (propertyIndex != index){
              super.setPropertyIndex(index);
              name = null;
          }
      }
  
      /**
       * If index == WHOLE_COLLECTION, the value of the property, otherwise
       * the value of the index'th element of the collection represented by the
       * property. If the property is not a collection, index should be zero
       * and the value will be the property itself.
       */
      public Object getNode(){
          String name = getPropertyName();
          if (name.equals("*")){
              return null;
          }
  
          Object value;
          if (index == WHOLE_COLLECTION){
              value = dynaBean.get(name);
          }
          else if (isIndexedProperty()){
              // DynaClass at this point is not based on whether
              // the property is indeed indexed, but rather on
              // whether it is an array or List. Therefore
              // the indexed set may fail.
              try {
                  value = dynaBean.get(name, index);
              }
              catch (ArrayIndexOutOfBoundsException ex){
                  value = null;
              }
              catch (IllegalArgumentException ex){
                  value = dynaBean.get(name);
                  value = ValueUtils.getValue(value, index);
              }
          }
          else {
              value = dynaBean.get(name);
              if (ValueUtils.isCollection(value)){
                  value = ValueUtils.getValue(value, index);
              }
              else if (index != 0){
                  value = null;
              }
          }
          return value;
      }
  
      /**
       * Returns true if the bean has the currently selected property
       */
      protected boolean isActualProperty(){
          DynaClass dynaClass = dynaBean.getDynaClass();
          return dynaClass.getDynaProperty(getPropertyName()) != null;
      }
  
      protected boolean isIndexedProperty(){
          DynaClass dynaClass = dynaBean.getDynaClass();
          DynaProperty property = dynaClass.getDynaProperty(name);
          return property.isIndexed();
      }
  
      /**
       * If index == WHOLE_COLLECTION, change the value of the property, otherwise
       * change the value of the index'th element of the collection
       * represented by the property.
       */
      public void setValue(Object value){
          setValue(index, value);
      }
  
      public NodePointer createPath(JXPathContext context, Object value){
          return createChild(context, getName(), index, value);
      }
  
      public NodePointer createChild(JXPathContext context,
              QName name, int index, Object value)
      {
          // Ignore the name passed to us, use our own data
          if (index == WHOLE_COLLECTION){
              setValue(index, value);
          }
          else if (isIndexedProperty()){
              dynaBean.set(getPropertyName(), index, convert(value, true));
          }
          else {
              Object collection = getBaseValue();
              if (collection == null){
                  AbstractFactory factory = getAbstractFactory(context);
                  if (!factory.createObject(
                          context, this, getBean(), getPropertyName(), 0)){
                      throw new JXPathException(
                          "Factory could not create an object for path: " +
                          asPath());
                  }
                  collection = getBaseValue();
              }
  
              if (index < 0){
                  throw new JXPathException("Index is less than 1: " + asPath());
              }
  
              if (index >= getLength()){
                  collection = ValueUtils.expandCollection(collection, index + 1);
                  dynaBean.set(getPropertyName(), collection);
              }
  
              ValueUtils.setValue(collection, index, value);
          }
          NodePointer ptr = (NodePointer)clone();
          ptr.setIndex(index);
          return ptr;
      }
  
      public NodePointer createChild(JXPathContext context,
              QName name, int index)
      {
          if (isIndexedProperty()){
              AbstractFactory factory = getAbstractFactory(context);
              if (!factory.createObject(
                          context, this, dynaBean, getPropertyName(), index)){
                  throw new JXPathException(
                      "Factory could not create an object for path: " + asPath());
              }
          }
          else {
              // Ignore the name passed to us, use our own data
              Object collection = getBaseValue();
              if (collection == null){
                  AbstractFactory factory = getAbstractFactory(context);
                  if (!factory.createObject(
                              context, this, dynaBean, getPropertyName(), index)){
                      throw new JXPathException(
                          "Factory could not create an object for path: " +
                          asPath());
                  }
                  collection = getBaseValue();
              }
  
              if (index < 0){
                  throw new JXPathException("Index is less than 1: " + asPath());
              }
  
              if (index >= getLength()){
                  collection = ValueUtils.expandCollection(collection, index + 1);
                  dynaBean.set(getPropertyName(), collection);
              }
          }
  
          DynaBeanPropertyPointer pointer = (DynaBeanPropertyPointer)this.clone();
          pointer.setIndex(index);
          return pointer;
      }
  
      public NodePointer createPath(JXPathContext context){
          if (getNode() == null){
              AbstractFactory factory = getAbstractFactory(context);
              int inx = (index == WHOLE_COLLECTION ? 0 : index);
              if (!factory.createObject(
                      context, this, dynaBean, getPropertyName(), inx)){
                  throw new JXPathException(
                          "Factory could not create an object for path: " +
                          asPath());
              }
          }
          return this;
      }
  
      public void remove(){
          if (index == WHOLE_COLLECTION){
              dynaBean.set(getPropertyName(), null);
          }
          else if (isIndexedProperty()){
              dynaBean.set(getPropertyName(), index, null);
          }
          else if (isCollection()){
              Object collection = ValueUtils.remove(getBaseValue(), index);
              dynaBean.set(getPropertyName(), collection);
          }
          else if (index == 0){
              dynaBean.set(getPropertyName(), null);
          }
      }
  
      private AbstractFactory getAbstractFactory(JXPathContext context){
          AbstractFactory factory = context.getFactory();
          if (factory == null){
              throw new JXPathException("Factory is not set on the JXPathContext - cannot
create path: " + asPath());
          }
          return factory;
      }
  
      private void setValue(int index, Object value){
          if (index == WHOLE_COLLECTION){
              dynaBean.set(getPropertyName(), convert(value, false));
          }
          else if (isIndexedProperty()){
              dynaBean.set(getPropertyName(), index, convert(value, true));
          }
          else {
              Object baseValue = dynaBean.get(getPropertyName());
              ValueUtils.setValue(baseValue, index, value);
          }
     }
  
  
      private Object convert(Object value, boolean element){
          DynaClass dynaClass = (DynaClass)dynaBean.getDynaClass();
          DynaProperty property =
                  dynaClass.getDynaProperty(getPropertyName());
          Class type = property.getType();
          if (element){
              if (type.isArray()){
                  type = type.getComponentType();
              }
              else {
                  return value;       // No need to convert
              }
          }
  
          try {
              return TypeUtils.convert(value, type);
          }
          catch (Exception ex){
              ex.printStackTrace();
              throw new JXPathException("Cannot convert value of class " +
                      (value == null ? "null" : value.getClass().getName()) +
                      " to type " + type, ex);
          }
      }
  }
  
  
  1.1                  jakarta-commons/jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans/DynaBeanPointerFactory.java
  
  Index: DynaBeanPointerFactory.java
  ===================================================================
  /*
   * $Header: /home/cvs/jakarta-commons/jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans/DynaBeanPointerFactory.java,v
1.1 2002/10/20 03:44:18 dmitri Exp $
   * $Revision: 1.1 $
   * $Date: 2002/10/20 03:44:18 $
   *
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   *
   * Copyright (c) 1999-2001 The Apache Software Foundation.  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. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation and was
   * originally based on software copyright (c) 2001, Plotnix, Inc,
   * <http://www.plotnix.com/>.
   * For more information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  package org.apache.commons.jxpath.ri.model.dynabeans;
  
  import java.util.Locale;
  
  import org.apache.commons.beanutils.DynaBean;
  import org.apache.commons.beanutils.DynaClass;
  import org.apache.commons.jxpath.ri.QName;
  import org.apache.commons.jxpath.ri.model.NodePointer;
  import org.apache.commons.jxpath.ri.model.NodePointerFactory;
  
  /**
   * Implements NodePointerFactory for DynaBeans.
   * See <a href="http://jakarta.apache.org/commons/beanutils.html">
   * Jakarta Commons BeanUtils
   * </a>
   *
   * @author Dmitri Plotnikov
   * @version $Revision: 1.1 $ $Date: 2002/10/20 03:44:18 $
   */
  public class DynaBeanPointerFactory implements NodePointerFactory {
  
      public static final int DYNA_BEAN_POINTER_FACTORY_ORDER = 700;
  
      public int getOrder(){
          return DYNA_BEAN_POINTER_FACTORY_ORDER;
      }
  
      public NodePointer createNodePointer(
              QName name, Object bean, Locale locale)
      {
          if (bean instanceof DynaBean){
              return new DynaBeanPointer(name, (DynaBean)bean, locale);
          }
          return null;
      }
  
      public NodePointer createNodePointer(
              NodePointer parent, QName name, Object bean)
      {
          if (bean instanceof DynaBean){
              return new DynaBeanPointer(parent, name, (DynaBean)bean);
          }
          return null;
      }
  }
  
  
  1.1                  jakarta-commons/jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans/DynaBeanPointer.java
  
  Index: DynaBeanPointer.java
  ===================================================================
  /*
   * $Header: /home/cvs/jakarta-commons/jxpath/src/java/org/apache/commons/jxpath/ri/model/dynabeans/DynaBeanPointer.java,v
1.1 2002/10/20 03:44:18 dmitri Exp $
   * $Revision: 1.1 $
   * $Date: 2002/10/20 03:44:18 $
   *
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   *
   * Copyright (c) 1999-2001 The Apache Software Foundation.  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. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation and was
   * originally based on software copyright (c) 2001, Plotnix, Inc,
   * <http://www.plotnix.com/>.
   * For more information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  package org.apache.commons.jxpath.ri.model.dynabeans;
  
  import java.beans.PropertyDescriptor;
  import java.util.Locale;
  
  import org.apache.commons.beanutils.DynaBean;
  import org.apache.commons.jxpath.ri.model.beans.PropertyOwnerPointer;
  import org.apache.commons.jxpath.ri.model.beans.PropertyPointer;
  import org.apache.commons.jxpath.JXPathIntrospector;
  import org.apache.commons.jxpath.ri.QName;
  import org.apache.commons.jxpath.ri.model.NodePointer;
  import org.apache.commons.jxpath.util.ValueUtils;
  
  
  /**
   * A Pointer that points to a DynaBean.
   *
   * @author Dmitri Plotnikov
   * @version $Revision: 1.1 $ $Date: 2002/10/20 03:44:18 $
   */
  public class DynaBeanPointer extends PropertyOwnerPointer {
      private QName name;
      private DynaBean dynaBean;
  
      public DynaBeanPointer(QName name, DynaBean dynaBean, Locale locale)
      {
          super(null, locale);
          this.name = name;
          this.dynaBean = dynaBean;
      }
  
      /**
       * @param name is the name given to the first node
       */
      public DynaBeanPointer(NodePointer parent, QName name, DynaBean dynaBean) {
          super(parent);
          this.name = name;
          this.dynaBean = dynaBean;
      }
  
      public PropertyPointer getPropertyPointer(){
          return new DynaBeanPropertyPointer(this, dynaBean);
      }
  
      public QName getName(){
          return name;
      }
  
      /**
       * Returns the bean itself
       */
      public Object getBaseValue(){
          return dynaBean;
      }
  
      public Object getNode(){
          return dynaBean;
      }
  
      public boolean isCollection(){
          return false;
      }
  
      /**
       * Returns 1.
       */
      public int getLength(){
          return 1;
      }
  
      public boolean isLeaf() {
          return false;
      }
  
      public int hashCode(){
          return name == null ? 0 : name.hashCode();
      }
  
      public boolean equals(Object object){
          if (object == this){
              return true;
          }
  
          if (!(object instanceof DynaBeanPointer)){
              return false;
          }
  
          DynaBeanPointer other = (DynaBeanPointer)object;
          if (parent != other.parent){
              if (parent == null || !parent.equals(other.parent)){
                  return false;
              }
          }
  
          if ((name == null && other.name != null) ||
                  (name != null && !name.equals(other.name))){
              return false;
          }
  
          int i_this = (index == WHOLE_COLLECTION ? 0 : index);
          int i_other = (other.index == WHOLE_COLLECTION ? 0 : other.index);
          if (i_this != i_other){
              return false;
          }
  
          return dynaBean == other.dynaBean;
      }
  
      /**
       * If there's a parent - parent's path, otherwise "/".
       */
      public String asPath(){
          if (parent != null){
              return super.asPath();
          }
          return "/";
      }
  }
  
  

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