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## org.apache.commons.jexl2.introspection
Class UberspectImpl.FieldPropertySet

    java.lang.Object
      org.apache.commons.jexl2.introspection.UberspectImpl.FieldPropertySet

All Implemented Interfaces:
  JexlPropertySet

Enclosing class:
  UberspectImpl

Deprecated. Do not use externally - will be made private in a later version

    @Deprecated
    public static final class UberspectImpl.FieldPropertySet

extends Object
implements JexlPropertySet

A JexlPropertySet for public fields.

Constructor Summary
`UberspectImpl.FieldPropertySet(Field theField)` Deprecated. Creates a new instance of FieldPropertySet.

Method Summary
`Object` | `invoke(Object obj, Object arg)` Deprecated. Method used to set the property value of an object.
`boolean` | `isCacheable()` Deprecated. Specifies if this JexlPropertySet is cacheable and able to be reused for this class of object it was returned for.
`boolean` | `tryFailed(Object rval)` Deprecated. Checks whether a tryInvoke failed or not.
`Object` | `tryInvoke(Object obj, Object key, Object value)` Deprecated. Attempts to reuse this JexlPropertySet, checking that it is compatible with the actual set of arguments.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### UberspectImpl.FieldPropertySet

    public UberspectImpl.FieldPropertySet(Field theField)

  Deprecated.
  Creates a new instance of FieldPropertySet.

  Parameters:
    `theField` - the class public field

Method Detail

### invoke

    public Object invoke(Object obj,
                         Object arg)
                  throws Exception

  Deprecated.
  Method used to set the property value of an object.

  Specified by:
    `invoke` in interface `JexlPropertySet`
  Parameters:
    `obj` - Object on which the property setter will be called with the value
    `arg` - value to be set
  Returns:
    the value returned from the set operation (impl specific)
  Throws:
    `Exception` - on any error.

### tryInvoke

    public Object tryInvoke(Object obj,
                            Object key,
                            Object value)

  Deprecated.
  Attempts to reuse this JexlPropertySet, checking that it is compatible with the actual set of arguments.

  Specified by:
    `tryInvoke` in interface `JexlPropertySet`
  Parameters:
    `obj` - the object to invoke the the get upon
    `key` - the property key to get
    `value` - the property value to set
  Returns:
    the result of the method invocation that should be checked by tryFailed to determine if it succeeded or failed.

### tryFailed

    public boolean tryFailed(Object rval)

  Deprecated.
  Checks whether a tryInvoke failed or not.

  Specified by:
    `tryFailed` in interface `JexlPropertySet`
  Parameters:
    `rval` - the value returned by tryInvoke
  Returns:
    true if tryInvoke failed, false otherwise

### isCacheable

    public boolean isCacheable()

  Deprecated.
  Specifies if this JexlPropertySet is cacheable and able to be reused for this class of object it was returned for.

  Specified by:
    `isCacheable` in interface `JexlPropertySet`
  Returns:
    true if can be reused for this class, false if not

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