Package org.apache.commons.jexl3.introspection

# Enum JexlUberspect.JexlResolver

java.lang.Object
java.lang.Enum<JexlUberspect.JexlResolver>
org.apache.commons.jexl3.introspection.JexlUberspect.JexlResolver

All Implemented Interfaces:
  `Serializable`, `Comparable<JexlUberspect.JexlResolver>`, `JexlUberspect.PropertyResolver`

Enclosing interface:
  `JexlUberspect`

public static enum JexlUberspect.JexlResolver extends Enum<JexlUberspect.JexlResolver> implements JexlUberspect.PropertyResolver
The various builtin property resolvers.

Each resolver discovers how to set/get a property with different techniques; seeking method names or field names, etc.

Since:
  3.0

- ## Enum Constant Summary

  Enum Constants
  Enum Constant
  Description
  `CONTAINER`
  Seeks a getContainer(property) and setContainer(property, value) as in `x.container.property`.
  `DUCK`
  Seeks any get/{set,put} method (quacking like a list or a map).
  `FIELD`
  Seeks public instance members.
  `LIST`
  Seeks list methods get/set.
  `MAP`
  Seeks map methods get/put.
  `PROPERTY`
  Seeks methods named get{P,p}property and is{P,p}property.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `final JexlPropertyGet`
  `getPropertyGet(JexlUberspect uber, Object obj, Object identifier)`
  Gets a property getter.
  `final JexlPropertySet`
  `getPropertySet(JexlUberspect uber, Object obj, Object identifier, Object arg)`
  Gets a property setter.
  `static JexlUberspect.JexlResolver`
  `valueOf(String name)`
  Returns the enum constant of this type with the specified name.
  `static JexlUberspect.JexlResolver[]`
  `values()`
  Returns an array containing the constants of this enum type, in the order they are declared.

  ### Methods inherited from class java.lang.Enum

  `clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf`

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

  `getClass, notify, notifyAll, wait, wait, wait`

- ## Enum Constant Details

  - ### PROPERTY

    public static final JexlUberspect.JexlResolver PROPERTY
    Seeks methods named get{P,p}property and is{P,p}property.

  - ### MAP

    public static final JexlUberspect.JexlResolver MAP
    Seeks map methods get/put.

  - ### LIST

    public static final JexlUberspect.JexlResolver LIST
    Seeks list methods get/set.

  - ### DUCK

    public static final JexlUberspect.JexlResolver DUCK
    Seeks any get/{set,put} method (quacking like a list or a map).

  - ### FIELD

    public static final JexlUberspect.JexlResolver FIELD
    Seeks public instance members.

  - ### CONTAINER

    public static final JexlUberspect.JexlResolver CONTAINER
    Seeks a getContainer(property) and setContainer(property, value) as in `x.container.property`.

- ## Method Details

  - ### values

    public static JexlUberspect.JexlResolver[] values()
    Returns an array containing the constants of this enum type, in the order they are declared.
    Returns:
      an array containing the constants of this enum type, in the order they are declared

  - ### valueOf

    public static JexlUberspect.JexlResolver valueOf(String name)
    Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
    Parameters:
      `name` - the name of the enum constant to be returned.
    Returns:
      the enum constant with the specified name
    Throws:
      `IllegalArgumentException` - if this enum type has no constant with the specified name
      `NullPointerException` - if the argument is null

  - ### getPropertyGet

    public final JexlPropertyGet getPropertyGet(JexlUberspect uber, Object obj, Object identifier)
    Description copied from interface: `JexlUberspect.PropertyResolver`
    Gets a property getter.
    Specified by:
      `getPropertyGet` in interface `JexlUberspect.PropertyResolver`
    Parameters:
      `uber` - the uberspect
      `obj` - the object
      `identifier` - the property identifier
    Returns:
      the property getter or null

  - ### getPropertySet

    public final JexlPropertySet getPropertySet(JexlUberspect uber, Object obj, Object identifier, Object arg)
    Description copied from interface: `JexlUberspect.PropertyResolver`
    Gets a property setter.
    Specified by:
      `getPropertySet` in interface `JexlUberspect.PropertyResolver`
    Parameters:
      `uber` - the uberspect
      `obj` - the object
      `identifier` - the property identifier
      `arg` - the property value
    Returns:
      the property setter or null