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## org.apache.cayenne.map
Class CallbackDescriptor

    java.lang.Object
      org.apache.cayenne.map.CallbackDescriptor

All Implemented Interfaces:
  Serializable

    public class CallbackDescriptor

extends Object
implements Serializable

A mapping descriptor of a single callback event.

Since:
  3.0
See Also:
  Serialized Form

Field Summary
`protected Set<String>` | `callbackMethods`
`protected LifecycleEvent` | `callbackType`

Constructor Summary
`CallbackDescriptor(LifecycleEvent callbackType)`

Method Summary
`void` | `addCallbackMethod(String methodName)`
`void` | `clear()` Removes all callback methods.
`Collection<String>` | `getCallbackMethods()` Returns all callback methods for this callback event.
`LifecycleEvent` | `getCallbackType()`
`boolean` | `moveMethod(String callbackMethod, int destinationIndex)` moves specified callback method to the specified position
`void` | `removeCallbackMethod(String methodName)`
`void` | `setCallbackMethodAt(int index, String method)` Replaces a callback method at the specified position

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

Field Detail

### callbackType

    protected LifecycleEvent callbackType

### callbackMethods

    protected Set<String> callbackMethods

Constructor Detail

### CallbackDescriptor

    public CallbackDescriptor(LifecycleEvent callbackType)

Method Detail

### clear

    public void clear()

  Removes all callback methods.

### getCallbackMethods

    public Collection<String> getCallbackMethods()

  Returns all callback methods for this callback event.

  Returns:
    Returns all callback methods

### addCallbackMethod

    public void addCallbackMethod(String methodName)

### removeCallbackMethod

    public void removeCallbackMethod(String methodName)

### getCallbackType

    public LifecycleEvent getCallbackType()

### moveMethod

    public boolean moveMethod(String callbackMethod,
                              int destinationIndex)

  moves specified callback method to the specified position

  Parameters:
    `callbackMethod` - callbacm method name (should exist)
    `destinationIndex` - destinationi index (should be valid)
  Returns:
    true if any changes were made

### setCallbackMethodAt

    public void setCallbackMethodAt(int index,
                                    String method)

  Replaces a callback method at the specified position

  Parameters:
    `index` - callback method index
    `method` - new callback method

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