Package org.apache.cayenne.reflect

## Class BaseProperty

- java.lang.Object
- - org.apache.cayenne.reflect.BaseProperty

- All Implemented Interfaces:
    `PropertyDescriptor`
  Direct Known Subclasses:
    `BaseArcProperty`, `SimpleAttributeProperty`

      public abstract class BaseProperty
      extends Object
      implements PropertyDescriptor

  An abstract property descriptor that delegates property access to an `Accessor`. Used as a superclass for other implementations.
  Since:
    3.0

- - ### Field Summary

    Fields
    Modifier and Type | Field | Description
    --- | --- | ---
    `protected Accessor` | `accessor` |
    `protected ClassDescriptor` | `owner` |

  - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `BaseProperty​(ClassDescriptor owner, Accessor accessor)` |

  - ### Method Summary

    All Methods Instance Methods Abstract Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `String` | `getName()` | Returns property name.
    `void` | `injectValueHolder​(Object object)` | Does nothing.
    `Object` | `readProperty​(Object object)` | Returns a property value, inflating unresolved object if need.
    `Object` | `readPropertyDirectly​(Object object)` | Returns a property value of an object without disturbing the object fault status.
    `String` | `toString()` |
    `abstract boolean` | `visit​(PropertyVisitor visitor)` | A visitor accept method.
    `void` | `writeProperty​(Object object, Object oldValue, Object newValue)` | Sets a property value, inflating unresolved object if need.
    `void` | `writePropertyDirectly​(Object object, Object oldValue, Object newValue)` | Sets a property value of an object without disturbing the object fault status.

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### owner

          protected ClassDescriptor owner

    - #### accessor

          protected Accessor accessor

  - ### Constructor Detail

    - #### BaseProperty

          public BaseProperty​(ClassDescriptor owner,
                              Accessor accessor)

  - ### Method Detail

    - #### readProperty

          public Object readProperty​(Object object)
                              throws PropertyException

      Description copied from interface: `PropertyDescriptor`
      Returns a property value, inflating unresolved object if need.
      Specified by:
        `readProperty` in interface `PropertyDescriptor`
      Throws:
        `PropertyException`

    - #### writeProperty

          public void writeProperty​(Object object,
                                    Object oldValue,
                                    Object newValue)
                             throws PropertyException

      Description copied from interface: `PropertyDescriptor`
      Sets a property value, inflating unresolved object if need. Old value of the property is specified as a hint and can be ignored by the property implementor.
      Specified by:
        `writeProperty` in interface `PropertyDescriptor`
      Throws:
        `PropertyException`

    - #### getName

          public String getName()

      Description copied from interface: `PropertyDescriptor`
      Returns property name.
      Specified by:
        `getName` in interface `PropertyDescriptor`

    - #### visit

          public abstract boolean visit​(PropertyVisitor visitor)

      Description copied from interface: `PropertyDescriptor`
      A visitor accept method.
      Specified by:
        `visit` in interface `PropertyDescriptor`
      Returns:
        a status returned by the corresponding callback method of the visitor. It serves as an indication of whether peer properties processing is still needed.

    - #### injectValueHolder

          public void injectValueHolder​(Object object)
                                 throws PropertyException

      Does nothing.
      Specified by:
        `injectValueHolder` in interface `PropertyDescriptor`
      Throws:
        `PropertyException`

    - #### readPropertyDirectly

          public Object readPropertyDirectly​(Object object)
                                      throws PropertyException

      Description copied from interface: `PropertyDescriptor`
      Returns a property value of an object without disturbing the object fault status.
      Specified by:
        `readPropertyDirectly` in interface `PropertyDescriptor`
      Throws:
        `PropertyException`

    - #### writePropertyDirectly

          public void writePropertyDirectly​(Object object,
                                            Object oldValue,
                                            Object newValue)
                                     throws PropertyException

      Description copied from interface: `PropertyDescriptor`
      Sets a property value of an object without disturbing the object fault status. Old value of the property is specified as a hint and can be ignored by the property implementor.
      Specified by:
        `writePropertyDirectly` in interface `PropertyDescriptor`
      Throws:
        `PropertyException`

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Object`