Package com.ocs.dynamo.filter

Class DynamoFilterUtil

java.lang.Object

com.ocs.dynamo.filter.DynamoFilterUtil

public final class DynamoFilterUtil
extends Object

Author:

Bas Rutten

Method Summary

Modifier and Type	Method	Description
static Filter	extractFilter(Filter filter, String propertyId)	Extracts a specific filter from a (possibly) composite filter
static List<Filter>	flattenAnd(And and)	Take a (nested) And filter and flatten it to a single level
static void	removeFilters(Filter filter, String... propertyIds)	Removes filters with certain property IDs from a certain filter
static void	replaceFilter(Filter original, Filter newFilter, String propertyId, boolean firstOnly)	Replaces a filter by another filter
static void	replaceMasterAndDetailFilters(Filter filter, EntityModel<?> entityModel)	Replaces all filters that query a detail relation by the appropriate filters

Methods inherited from class java.lang.Object

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

Method Detail

extractFilter

public static Filter extractFilter(Filter filter,
                                   String propertyId)

Extracts a specific filter from a (possibly) composite filter

Parameters:

filter - the filter from which to extract a certain part

propertyId - the propertyId of the filter to extract

Returns:

flattenAnd

public static List<Filter> flattenAnd(And and)

Take a (nested) And filter and flatten it to a single level

Parameters:

and - the filter to flatten

Returns:

removeFilters

public static void removeFilters(Filter filter,
                                 String... propertyIds)

Removes filters with certain property IDs from a certain filter

Parameters:

filter - the filter to remove the filters from

propertyIds - the property IDs of the filters to remove

replaceMasterAndDetailFilters

public static void replaceMasterAndDetailFilters(Filter filter,
                                                 EntityModel<?> entityModel)

Replaces all filters that query a detail relation by the appropriate filters

Parameters:

filter - the original filter

entityModel - the entity model used to determine which filters must be replaced

overrideProperty - optional property - if supplied, then we the application will check this property instead of the property supplied in the original filters

replaceFilter

public static void replaceFilter(Filter original,
                                 Filter newFilter,
                                 String propertyId,
                                 boolean firstOnly)

Replaces a filter by another filter

Parameters:

original - the main filter that contains the filter to be replaced

newFilter - the replacement filter

propertyId - the property ID of the filter to replace

firstOnly - indicates whether to replace only the first instance