org.qi4j.migration.operation
Class RemoveAssociation

java.lang.Object
  org.qi4j.migration.operation.RemoveAssociation

All Implemented Interfaces:

EntityMigrationOperation

public class RemoveAssociation
extends Object
implements EntityMigrationOperation

Remove an association. Downgrading this operation will reset the property to the default value.

Constructor Summary

RemoveAssociation(String association, String defaultReference)

Method Summary

boolean	downgrade(JSONObject state, StateStore stateStore, Migrator migrator)
String	toString()
boolean	upgrade(JSONObject state, StateStore stateStore, Migrator migrator)

Methods inherited from class java.lang.Object

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

Constructor Detail

RemoveAssociation

public RemoveAssociation(String association,
                         String defaultReference)

Method Detail

upgrade

public boolean upgrade(JSONObject state,
                       StateStore stateStore,
                       Migrator migrator)
                throws JSONException

Specified by:

upgrade in interface EntityMigrationOperation

Throws:

JSONException

downgrade

public boolean downgrade(JSONObject state,
                         StateStore stateStore,
                         Migrator migrator)
                  throws JSONException

Specified by:

downgrade in interface EntityMigrationOperation

Throws:

JSONException

toString

public String toString()

Overrides:

toString in class Object