com.jalios.jcms.tools.storemerge.rule
Class PreferNotEmptyRule

java.lang.Object
  com.jalios.jcms.tools.storemerge.rule.ConflictResolutionRule
      com.jalios.jcms.tools.storemerge.rule.PreferNotEmptyRule

All Implemented Interfaces:

StoreConstants

public class PreferNotEmptyRule
extends ConflictResolutionRule

This rule resolves Update/Update conflict on attribute by selecting the non empty value.

Since:

jcms-8.0.0

Field Summary

Fields inherited from class com.jalios.jcms.tools.storemerge.rule.ConflictResolutionRule

ACTION_DELETE, ACTION_IGNORE, ACTION_IGNORE_EMPTY_ITEM, ACTION_IGNORE_ORDER, ACTION_MERGE, ACTION_PREFER_NOT_EMPTY, ACTION_STORE1, ACTION_STORE2, ACTION_UPDATE

Fields inherited from interface com.jalios.jstore.StoreConstants

ARRAY_FLAG, CLEANING_STATE, COLLECTION_FLAG, CREATE_OP, DELETE_OP, IDLE_STATE, INNER_LOGS, INNER_MILESTONE, INNER_PREFIX, INNER_SYNC, ITEM_ESCAPE_CHAR, ITEM_SEPARATOR, LOADING_STATE, MAP_ASSIGN, MAP_CHARS_TO_ESCAPE, MAP_CLASS_SEPARATOR, MAP_FLAG, NAMESPACE, REVISION, SH_SUFFIX, STORING_STATE, UPDATE_OP

Constructor Summary

PreferNotEmptyRule(String target)

Method Summary

boolean	canResolveAttributeConflict(String id, String className, String attName, String value1, String value2) Returns true if the conflict on the given attribute can be resolved by a rule.
String	getAction() Returns the name of the action.
String	getResolvedAttributeValue(String id, String className, String attName, String value1, String value2) Returns the resolved value for the conflict on the given attribute or null if the conflict must be ignored.

Methods inherited from class com.jalios.jcms.tools.storemerge.rule.ConflictResolutionRule

buildRule, canResolveUpdateDeleteConflict, decodeArray, decodeCollectionOrMapItemSet, decodeList, isArray, isArrayOrCollectionAttribute, isCollection, isMap, isMapAttribute, parseTarget, resolveUpdateDeleteConflict, selectorMatches, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

PreferNotEmptyRule

public PreferNotEmptyRule(String target)

Method Detail

canResolveAttributeConflict

public boolean canResolveAttributeConflict(String id,
                                           String className,
                                           String attName,
                                           String value1,
                                           String value2)

Description copied from class: ConflictResolutionRule

Returns true if the conflict on the given attribute can be resolved by a rule.

Overrides:

canResolveAttributeConflict in class ConflictResolutionRule

Parameters:

id - the data id

className - the data class

attName - the name of the attribute

value1 - the value of the attribute in store1

value2 - the value of the attribute in store1

Returns:

true if the conflict on the given attribute can be resolved by a rule.

getResolvedAttributeValue

public String getResolvedAttributeValue(String id,
                                        String className,
                                        String attName,
                                        String value1,
                                        String value2)

Description copied from class: ConflictResolutionRule

Returns the resolved value for the conflict on the given attribute or null if the conflict must be ignored.

Overrides:

getResolvedAttributeValue in class ConflictResolutionRule

Parameters:

id - the data id

className - the data class

attName - the name of the attribute

value1 - the value of the attribute in store1

value2 - the value of the attribute in store1

Returns:

the resolved value for the conflict on the given attribute or null if the conflict must be ignored.

getAction

public String getAction()

Description copied from class: ConflictResolutionRule

Returns the name of the action.

Overrides:

getAction in class ConflictResolutionRule

Returns:

the name of the action.