org.opennms.features.topology.api.info

Interface InfoPanelItemProvider

All Known Implementing Classes:

BusinessServiceEdgeInfoPanelItemProvider, BusinessServiceEdgeStatusInfoPanelItemProvider, BusinessServiceVertexAttributesInfoPanelItemProvider, BusinessServiceVertexInfoPanelItemProvider, BusinessServiceVertexStatusInfoPanelItemProvider, DefaultEdgeInfoPanelItemProvider, DefaultVertexInfoPanelItemProvider, EdgeInfoPanelItemProvider, GenericInfoPanelItemProvider, LocationInfoPanelItemProvider, NodeInfoPanelItemProvider, SimulationModeEnabledPanelItemProvider, SimulationModeReductionKeyInfoPanelItemProvider, SingleSelectedInfoPanelItemProvider, VertexInfoPanelItemProvider

public interface InfoPanelItemProvider

Provider Interface to provide one to multiple InfoPanelItems.

Method Summary

Modifier and Type	Method and Description
static <T extends InfoPanelItem> Collection<T>	contributeIf(boolean predicate, java.util.function.Supplier<T> supplier) Helper method to create the Contributions Collection.
Collection<? extends InfoPanelItem>	getContributions(GraphContainer container) Returns all contributions for the current state of the given container.

Method Detail

getContributions

Collection<? extends InfoPanelItem> getContributions(GraphContainer container)

Returns all contributions for the current state of the given container.

Parameters:

container - the container used to decide which contributions to show

Returns:

a bunch of contributions, if any. Should NEVER return null

contributeIf

static <T extends InfoPanelItem> Collection<T> contributeIf(boolean predicate,
                                                            java.util.function.Supplier<T> supplier)

Helper method to create the Contributions Collection. If predicate is true a singleton Collection with the value of Supplier.get() is returned. If predicate is false an empty Collection is returned, instead.

Type Parameters:

T - The type of the InfoPanelItem

Parameters:

predicate - Whether or not the value of Supplier.get() is used (true means it is used)

supplier - The supplier to use. If predicate is true it must NOT be null

Returns:

a singleton Collection with the value of Supplier.get() if predicate is true, otherwise an empty collection