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## org.apache.openjpa.lib.conf
Class ObjectValue

    java.lang.Object
      org.apache.openjpa.lib.conf.Value
          org.apache.openjpa.lib.conf.ObjectValue

All Implemented Interfaces:
  Cloneable

Direct Known Subclasses:
  PluginListValue, PluginValue, SpecificationPlugin

    public class ObjectValue

extends Value

An object `Value`.

Author:
  Abe White

Field Summary

Fields inherited from class org.apache.openjpa.lib.conf.Value
`INVISIBLE`

Constructor Summary
`ObjectValue(String prop)`

Method Summary
`Object` | `configure(Object obj, Configuration conf)` Configure the given object.
`Object` | `configure(Object obj, Configuration conf, boolean fatal)` Configure the given object.
`Object` | `get()` The internal value.
`protected String` | `getInternalString()` Return the internal string form of this value.
`Class<?>` | `getValueType()` Returns the type of the property that this Value represents.
`Object` | `instantiate(Class<?> type, Configuration conf)` Instantiate the object as an instance of the given class.
`Object` | `instantiate(Class<?> type, Configuration conf, boolean fatal)` Instantiate the object as an instance of the given class.
`Object` | `newInstance(String clsName, Class<?> type, Configuration conf, boolean fatal)` Allow subclasses to instantiate additional plugins.
`protected void` | `objectChanged()` Implement this method to synchronize internal data with the new object value.
`void` | `set(Object obj)` The internal value.
`void` | `set(Object obj, boolean derived)` The internal value.
`protected void` | `setInternalObject(Object obj)` Set this value from an object.
`protected void` | `setInternalString(String str)` Set this value from the given string.

Methods inherited from class org.apache.openjpa.lib.conf.Value
`addEquivalentKey, addListener, alias, alias, assertChangeable, clone, containsReadOnlyConfigurationAsListener, equals, getAliases, getDefault, getEquivalentKeys, getInstantiatingGetter, getListeners, getLoadKey, getOriginalValue, getProperty, getPropertyKeys, getScope, getString, hashCode, hide, isAliasListComprehensive, isDefault, isDynamic, isHidden, isPrivate, makePrivate, matches, removeListener, setAlias, setAlias, setAliases, setAliasListComprehensive, setDefault, setDynamic, setInstantiatingGetter, setLoadKey, setObject, setProperty, setScope, setString, toString, unalias, unalias, valueChanged`

Methods inherited from class java.lang.Object
`finalize, getClass, notify, notifyAll, wait, wait, wait`

Constructor Detail

### ObjectValue

    public ObjectValue(String prop)

Method Detail

### get

    public Object get()

  The internal value.

  Specified by:
    `get` in class `Value`

### set

    public void set(Object obj)

  The internal value.

### set

    public void set(Object obj,
                    boolean derived)

  The internal value.

  Parameters:
    `derived` - if true, this value was derived from other properties

### instantiate

    public Object instantiate(Class<?> type,
                              Configuration conf)

  Instantiate the object as an instance of the given class. Equivalent to `instantiate(type, conf, true)`.

### instantiate

    public Object instantiate(Class<?> type,
                              Configuration conf,
                              boolean fatal)

  Instantiate the object as an instance of the given class.

### configure

    public Object configure(Object obj,
                            Configuration conf)

  Configure the given object.

### configure

    public Object configure(Object obj,
                            Configuration conf,
                            boolean fatal)

  Configure the given object.

### newInstance

    public Object newInstance(String clsName,
                              Class<?> type,
                              Configuration conf,
                              boolean fatal)

  Allow subclasses to instantiate additional plugins. This method does not perform configuration.

### getValueType

    public Class<?> getValueType()

  Description copied from class: `Value`
  Returns the type of the property that this Value represents.

  Specified by:
    `getValueType` in class `Value`

### objectChanged

    protected void objectChanged()

  Implement this method to synchronize internal data with the new object value.

### getInternalString

    protected String getInternalString()

  Description copied from class: `Value`
  Return the internal string form of this value.

  Specified by:
    `getInternalString` in class `Value`

### setInternalString

    protected void setInternalString(String str)

  Description copied from class: `Value`
  Set this value from the given string.

  Specified by:
    `setInternalString` in class `Value`

### setInternalObject

    protected void setInternalObject(Object obj)

  Description copied from class: `Value`
  Set this value from an object.

  Specified by:
    `setInternalObject` in class `Value`

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Copyright © 2006-2013 Apache Software Foundation. All Rights Reserved.