io.permazen.change

Class ChangeAdapter<R>

java.lang.Object

io.permazen.change.ChangeAdapter<R>

Type Parameters:

R - method return type

All Implemented Interfaces:

ChangeSwitch<R>

public class ChangeAdapter<R>
extends Object
implements ChangeSwitch<R>

Adpater class for the ChangeSwitch interface.

Constructor Summary

Constructors

Constructor and Description
ChangeAdapter()

Method Summary

Modifier and Type	Method and Description
protected <T> R	caseChange(Change<T> change) Internal roll-up method.
protected <T> R	caseFieldChange(FieldChange<T> change) Internal roll-up method.
<T,E> R	caseListFieldAdd(ListFieldAdd<T,E> change) Handle a ListFieldAdd event.
protected <T> R	caseListFieldChange(ListFieldChange<T> change) Internal roll-up method.
<T> R	caseListFieldClear(ListFieldClear<T> change) Handle a ListFieldClear event.
<T,E> R	caseListFieldRemove(ListFieldRemove<T,E> change) Handle a ListFieldRemove event.
<T,E> R	caseListFieldReplace(ListFieldReplace<T,E> change) Handle a ListFieldReplace event.
<T,K,V> R	caseMapFieldAdd(MapFieldAdd<T,K,V> change) Handle a MapFieldAdd event.
protected <T> R	caseMapFieldChange(MapFieldChange<T> change) Internal roll-up method.
<T> R	caseMapFieldClear(MapFieldClear<T> change) Handle a MapFieldClear event.
<T,K,V> R	caseMapFieldRemove(MapFieldRemove<T,K,V> change) Handle a MapFieldRemove event.
<T,K,V> R	caseMapFieldReplace(MapFieldReplace<T,K,V> change) Handle a MapFieldReplace event.
<T> R	caseObjectCreate(ObjectCreate<T> change) Handle a ObjectCreate event.
<T> R	caseObjectDelete(ObjectDelete<T> change) Handle a ObjectDelete event.
<T,E> R	caseSetFieldAdd(SetFieldAdd<T,E> change) Handle a SetFieldAdd event.
protected <T> R	caseSetFieldChange(SetFieldChange<T> change) Internal roll-up method.
<T> R	caseSetFieldClear(SetFieldClear<T> change) Handle a SetFieldClear event.
<T,E> R	caseSetFieldRemove(SetFieldRemove<T,E> change) Handle a SetFieldRemove event.
<T,V> R	caseSimpleFieldChange(SimpleFieldChange<T,V> change) Handle a SimpleFieldChange event.

Methods inherited from class java.lang.Object

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

Constructor Detail

ChangeAdapter

public ChangeAdapter()

Method Detail

caseObjectCreate

public <T> R caseObjectCreate(ObjectCreate<T> change)

Handle a ObjectCreate event.

The implementation in ChangeAdapter delegates to caseChange().

Specified by:

caseObjectCreate in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseObjectDelete

public <T> R caseObjectDelete(ObjectDelete<T> change)

Handle a ObjectDelete event.

The implementation in ChangeAdapter delegates to caseChange().

Specified by:

caseObjectDelete in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseListFieldAdd

public <T,E> R caseListFieldAdd(ListFieldAdd<T,E> change)

Handle a ListFieldAdd event.

The implementation in ChangeAdapter delegates to caseListFieldChange().

Specified by:

caseListFieldAdd in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

E - changed list element type

Parameters:

change - visiting change

Returns:

visitor return value

caseListFieldClear

public <T> R caseListFieldClear(ListFieldClear<T> change)

Handle a ListFieldClear event.

The implementation in ChangeAdapter delegates to caseListFieldChange().

Specified by:

caseListFieldClear in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseListFieldRemove

public <T,E> R caseListFieldRemove(ListFieldRemove<T,E> change)

Handle a ListFieldRemove event.

The implementation in ChangeAdapter delegates to caseListFieldChange().

Specified by:

caseListFieldRemove in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

E - changed list element type

Parameters:

change - visiting change

Returns:

visitor return value

caseListFieldReplace

public <T,E> R caseListFieldReplace(ListFieldReplace<T,E> change)

Handle a ListFieldReplace event.

The implementation in ChangeAdapter delegates to caseListFieldChange().

Specified by:

caseListFieldReplace in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

E - changed list element type

Parameters:

change - visiting change

Returns:

visitor return value

caseMapFieldAdd

public <T,K,V> R caseMapFieldAdd(MapFieldAdd<T,K,V> change)

Handle a MapFieldAdd event.

The implementation in ChangeAdapter delegates to caseMapFieldChange().

Specified by:

caseMapFieldAdd in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

K - changed map key type

V - changed map value type

Parameters:

change - visiting change

Returns:

visitor return value

caseMapFieldClear

public <T> R caseMapFieldClear(MapFieldClear<T> change)

Handle a MapFieldClear event.

The implementation in ChangeAdapter delegates to caseMapFieldChange().

Specified by:

caseMapFieldClear in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseMapFieldRemove

public <T,K,V> R caseMapFieldRemove(MapFieldRemove<T,K,V> change)

Handle a MapFieldRemove event.

The implementation in ChangeAdapter delegates to caseMapFieldChange().

Specified by:

caseMapFieldRemove in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

K - changed map key type

V - changed map value type

Parameters:

change - visiting change

Returns:

visitor return value

caseMapFieldReplace

public <T,K,V> R caseMapFieldReplace(MapFieldReplace<T,K,V> change)

Handle a MapFieldReplace event.

The implementation in ChangeAdapter delegates to caseMapFieldChange().

Specified by:

caseMapFieldReplace in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

K - changed map key type

V - changed map value type

Parameters:

change - visiting change

Returns:

visitor return value

caseSetFieldAdd

public <T,E> R caseSetFieldAdd(SetFieldAdd<T,E> change)

Handle a SetFieldAdd event.

The implementation in ChangeAdapter delegates to caseSetFieldChange().

Specified by:

caseSetFieldAdd in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

E - changed set element type

Parameters:

change - visiting change

Returns:

visitor return value

caseSetFieldClear

public <T> R caseSetFieldClear(SetFieldClear<T> change)

Handle a SetFieldClear event.

The implementation in ChangeAdapter delegates to caseSetFieldChange().

Specified by:

caseSetFieldClear in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseSetFieldRemove

public <T,E> R caseSetFieldRemove(SetFieldRemove<T,E> change)

Handle a SetFieldRemove event.

The implementation in ChangeAdapter delegates to caseSetFieldChange().

Specified by:

caseSetFieldRemove in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

E - changed set element type

Parameters:

change - visiting change

Returns:

visitor return value

caseSimpleFieldChange

public <T,V> R caseSimpleFieldChange(SimpleFieldChange<T,V> change)

Handle a SimpleFieldChange event.

The implementation in ChangeAdapter delegates to caseFieldChange().

Specified by:

caseSimpleFieldChange in interface ChangeSwitch<R>

Type Parameters:

T - changed object type

V - changed field type

Parameters:

change - visiting change

Returns:

visitor return value

caseListFieldChange

protected <T> R caseListFieldChange(ListFieldChange<T> change)

Internal roll-up method.

The implementation in ChangeAdapter delegates to caseFieldChange().

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseMapFieldChange

protected <T> R caseMapFieldChange(MapFieldChange<T> change)

Internal roll-up method.

The implementation in ChangeAdapter delegates to caseFieldChange().

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseSetFieldChange

protected <T> R caseSetFieldChange(SetFieldChange<T> change)

Internal roll-up method.

The implementation in ChangeAdapter delegates to caseFieldChange().

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseFieldChange

protected <T> R caseFieldChange(FieldChange<T> change)

Internal roll-up method.

The implementation in ChangeAdapter delegates to caseChange().

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value

caseChange

protected <T> R caseChange(Change<T> change)

Internal roll-up method.

The implementation in ChangeAdapter returns null.

Type Parameters:

T - changed object type

Parameters:

change - visiting change

Returns:

visitor return value