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

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

All Implemented Interfaces:

StoreConstants

Direct Known Subclasses:

DeleteRule, IgnoreEmptyItemRule, IgnoreOrderRule, IgnoreRule, MergeRule, NewValueRule, PreferNotEmptyRule, Store1Rule, Store2Rule, UpdateRule

public abstract class ConflictResolutionRule
extends Object
implements StoreConstants

Field Summary

static String	ACTION_DELETE
static String	ACTION_IGNORE
static String	ACTION_IGNORE_EMPTY_ITEM
static String	ACTION_IGNORE_ORDER
static String	ACTION_MERGE
static String	ACTION_PREFER_NOT_EMPTY
static String	ACTION_STORE1
static String	ACTION_STORE2
static String	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

ConflictResolutionRule(String target)

Method Summary

static ConflictResolutionRule	buildRule(String action, String target) Returns a new rule according an action and a target.
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.
boolean	canResolveUpdateDeleteConflict(String id, String className) Returns true if the Update/Delete conflict on the given data can be resolved.
protected String[]	decodeArray(String value) Returns an String[] from the encoded value.
protected Set<String>	decodeCollectionOrMapItemSet(String value) Returns a Set from the encoded value.
protected List<String>	decodeList(String value) Returns a List from the encoded value.
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.
protected boolean	isArray(String value) Returns true if this value is an array.
protected boolean	isArrayOrCollectionAttribute(String value1, String value2) Returns true if one of the 2 values is an array or a collection.
protected boolean	isCollection(String value) Returns true if this value is a collection.
protected boolean	isMap(String value) Returns true if this value is a map.
protected boolean	isMapAttribute(String value1, String value2) Returns true if one of the 2 values is a map.
protected void	parseTarget(String target)
List<StorableLogEntry>	resolveUpdateDeleteConflict(List<StorableLogEntry> store1OpList, List<StorableLogEntry> store2OpList) Returns either store1OpList or store2OpList according the resolution behavior.
protected boolean	selectorMatches(String id, String className, String attName)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

ACTION_IGNORE

public static final String ACTION_IGNORE

See Also:

Constant Field Values

ACTION_IGNORE_ORDER

public static final String ACTION_IGNORE_ORDER

See Also:

Constant Field Values

ACTION_IGNORE_EMPTY_ITEM

public static final String ACTION_IGNORE_EMPTY_ITEM

See Also:

Constant Field Values

ACTION_PREFER_NOT_EMPTY

public static final String ACTION_PREFER_NOT_EMPTY

See Also:

Constant Field Values

ACTION_MERGE

public static final String ACTION_MERGE

See Also:

Constant Field Values

ACTION_STORE1

public static final String ACTION_STORE1

See Also:

Constant Field Values

ACTION_STORE2

public static final String ACTION_STORE2

See Also:

Constant Field Values

ACTION_UPDATE

public static final String ACTION_UPDATE

See Also:

Constant Field Values

ACTION_DELETE

public static final String ACTION_DELETE

See Also:

Constant Field Values

Constructor Detail

ConflictResolutionRule

public ConflictResolutionRule(String target)

Method Detail

parseTarget

protected void parseTarget(String target)

canResolveAttributeConflict

public 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.

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.

Since:

jcms-8.0.0

getResolvedAttributeValue

public 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.

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.

Since:

jcms-8.0.0

canResolveUpdateDeleteConflict

public boolean canResolveUpdateDeleteConflict(String id,
                                              String className)

Returns true if the Update/Delete conflict on the given data can be resolved.

Parameters:

id - the data id

className - the data class

Returns:

true if the Update/Delete conflict on the given data can be resolved.

Since:

jcms-8.0.0

resolveUpdateDeleteConflict

public List<StorableLogEntry> resolveUpdateDeleteConflict(List<StorableLogEntry> store1OpList,
                                                          List<StorableLogEntry> store2OpList)

Returns either store1OpList or store2OpList according the resolution behavior.

Parameters:

store1OpList - the list of operations on the data from store 1

store2OpList - the list of operations on the data from store 1

Returns:

either store1OpList or store2OpList according the resolution behavior.

Since:

jcms-8.0.0

selectorMatches

protected boolean selectorMatches(String id,
                                  String className,
                                  String attName)

isArray

protected boolean isArray(String value)

Returns true if this value is an array.

Parameters:

value - the encoded value.

Returns:

true if this value is an array.

Since:

jcms-8.0.0

isCollection

protected boolean isCollection(String value)

Returns true if this value is a collection.

Parameters:

value - the encoded value.

Returns:

true if this value is a collection.

Since:

jcms-8.0.0

isMap

protected boolean isMap(String value)

Returns true if this value is a map.

Parameters:

value - the encoded value.

Returns:

true if this value is a map.

Since:

jcms-8.0.0

isArrayOrCollectionAttribute

protected boolean isArrayOrCollectionAttribute(String value1,
                                               String value2)

Returns true if one of the 2 values is an array or a collection.

Parameters:

value1 - the first value

value2 - the second value.

Returns:

true if one of the 2 values is an array or a collection.

Since:

jcms-8.0.0

isMapAttribute

protected boolean isMapAttribute(String value1,
                                 String value2)

Returns true if one of the 2 values is a map.

Parameters:

value1 - the first value

value2 - the second value.

Returns:

true if one of the 2 values is a map.

Since:

jcms-8.0.0

decodeArray

protected String[] decodeArray(String value)

Returns an String[] from the encoded value.

Parameters:

value - the encoded value

Returns:

an String[] from the encoded value.

Since:

jcms-8.0.0

decodeCollectionOrMapItemSet

protected Set<String> decodeCollectionOrMapItemSet(String value)

Returns a Set from the encoded value.

Parameters:

value - the encoded value

Returns:

a Set from the encoded value.

Since:

jcms-8.0.0

decodeList

protected List<String> decodeList(String value)

Returns a List from the encoded value.

Parameters:

value - the encoded value

Returns:

a List from the encoded value.

Since:

jcms-8.0.0

getAction

public String getAction()

Returns the name of the action.

Returns:

the name of the action.

Since:

jcms-8.0.0

buildRule

public static ConflictResolutionRule buildRule(String action,
                                               String target)

Returns a new rule according an action and a target.

Parameters:

action - the action

target - the target.

Returns:

a new rule according an action and a target.

Since:

jcms-8.0.0

toString

public String toString()

Overrides:

toString in class Object