Package com.yahoo.vespa.indexinglanguage.expressions

Class Components.Map<TYPE>

java.lang.Object

com.yahoo.vespa.indexinglanguage.expressions.Components<TYPE>

com.yahoo.vespa.indexinglanguage.expressions.Components.Map<TYPE>

Enclosing class:

Components<TYPE>

public static class Components.Map<TYPE>
extends Components<TYPE>

A component instance backed by a map.

Nested Class Summary

Nested classes/interfaces inherited from class com.yahoo.vespa.indexinglanguage.expressions.Components

Components.Ignored<TYPE>, Components.Map<TYPE>, Components.Selected<TYPE>

Constructor Summary

Constructors

Constructor	Description
Map(Map<String,TYPE> components, Function<String,TYPE> failingComponentFactory)

Method Summary

Modifier and Type	Method	Description
boolean	contains(String componentId)	Returns whether this contains the given id.
TYPE	get(String componentId)	Returns the component with this id, or null if it does not exist.
Set<String>	ids()	Returns all the known instance id's in this.
boolean	isEmpty()	Returns whether this is empty.
Optional<TYPE>	singleSelected()	Returns the single component selected by this without supplying an id, or empty if an id is required.

Methods inherited from class com.yahoo.vespa.indexinglanguage.expressions.Components

failingComponent

Methods inherited from class java.lang.Object

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

Constructor Details

Map

public Map(Map<String,TYPE> components,
 Function<String,TYPE> failingComponentFactory)

Method Details

ids

public Set<String> ids()

Description copied from class: Components

Returns all the known instance id's in this.

Specified by:

ids in class Components<TYPE>

isEmpty

public boolean isEmpty()

Description copied from class: Components

Returns whether this is empty.

Specified by:

isEmpty in class Components<TYPE>

singleSelected

public Optional<TYPE> singleSelected()

Description copied from class: Components

Returns the single component selected by this without supplying an id, or empty if an id is required.

Specified by:

singleSelected in class Components<TYPE>

contains

public boolean contains(String componentId)

Description copied from class: Components

Returns whether this contains the given id.

Specified by:

contains in class Components<TYPE>

get

public TYPE get(String componentId)

Description copied from class: Components

Returns the component with this id, or null if it does not exist.

Specified by:

get in class Components<TYPE>