org.testifyproject.trait

Interface PropertiesReader

All Superinterfaces:

PropertiesTrait

All Known Subinterfaces:

ApplicationInstance, ClientInstance<C,P>, LocalResourceInstance<R,C>, RemoteResourceInstance<R>, ServerInstance<T>, SutDescriptor, TestContext, TestDescriptor, VirtualResourceInstance<R>

All Known Implementing Classes:

DefaultPropertiesReader

public interface PropertiesReader
extends PropertiesTrait

A contracts that specifies methods for reading property values. class.

Note that with respect to null keys and values the behavior the methods in contract are dependent on the Map implementation returned by PropertiesTrait.getProperties()

Author:

saden

Method Summary

Modifier and Type	Method and Description
default <E> Collection<E>	findCollection(String key) Find a collection value associated with the given key.
default <K,V> Map<K,V>	findMap(String key) Find a map typed associated with the given key.
default <T> Optional<T>	findProperty(String key) Find the value associated with the given key.
default PropertiesReader	getPropertiesReader(String key) Get a PropertiesReader instance for the given mapKey.
default <T> T	getProperty(String key) Get the value the value associated with the given key.

Methods inherited from interface org.testifyproject.trait.PropertiesTrait

getProperties, isEmpty

Method Detail

getPropertiesReader

default PropertiesReader getPropertiesReader(String key)

Get a PropertiesReader instance for the given mapKey. Note that:

• If the key is empty then the this PropertiesReader instance will be returned
• If the key is not found then an empty map will be returned

Parameters:

key - the key associated with the map

Returns:

an instance that wraps the found map

getProperty

default <T> T getProperty(String key)

Get the value the value associated with the given key.

Type Parameters:

T - the value type

Parameters:

key - the key

Returns:

the value to which the specified key is mapped, null otherwise

findProperty

default <T> Optional<T> findProperty(String key)

Find the value associated with the given key.

Type Parameters:

T - the value type

Parameters:

key - the key associated with the property

Returns:

an optional with the value, empty optional otherwise

findCollection

default <E> Collection<E> findCollection(String key)

Find a collection value associated with the given key. If the queue is not found an Collections.emptyList() will be returned.

Type Parameters:

E - the collection element type

Parameters:

key - the key associated with the queue

Returns:

the found collection, empty collection otherwise

findMap

default <K,V> Map<K,V> findMap(String key)

Find a map typed associated with the given key. If the map is not found an Collections.emptyMap() is returned.

Type Parameters:

K - the map key type

V - the map value type

Parameters:

key - the key associated with the map

Returns:

the found map, empty map otherwise