DHIS2 Android SDK/org.hisp.dhis.android.core.arch.helpers/UidsHelper

UidsHelper

object UidsHelper

Functions

commaSeparatedUidsWithSingleQuotationMarks

fun <O : ObjectWithUidInterface> commaSeparatedUidsWithSingleQuotationMarks(objects: Collection<O>): String

Build a String with the single quoted uids separated by commas and spaces.

fun <O : ObjectWithUidInterface> excludeUids(objects: Collection<O>, uids: List<String>): List<O>

Remove from the given Collection the objects which uid is contained in the given List of uids.

fun <O : ObjectWithUidInterface> findByUid(objects: Collection<O>, uid: String): O?

Find an object with uid from a collection and returns it. Returns null if the object can`t be find.

getChildrenUids

fun <P, C : ObjectWithUidInterface> getChildrenUids(parentList: Collection<P>, childExtractor: (P) -> List<C>): Set<String>

Returns a Set of uids of the children selected by a lambda function.

fun getUidOrNull(o: ObjectWithUidInterface?): String?

Return the uid of the object if the object is not null. If it is null, return null.

fun <O : ObjectWithUidInterface> getUids(objects: Collection<O>): Set<String>

Returns a Set of uids of the given objects.

fun <O : ObjectWithUidInterface> getUidsList(objects: Collection<O>): List<String>

Returns a List of uids of the given objects.

fun <O : ObjectWithUidInterface> mapByParentUid(objects: Collection<O>, parentExtractor: Transformer<O, String>): Map<String, List<O>>

Map a Collection with the a custom key extracted from the parentExtractor.

fun <O : ObjectWithUidInterface> mapByUid(objects: Collection<O>): Map<String, O>

Map a Collection by uid.