Package com.sap.cloud.sdk.cloudplatform.connectivity

Class DestinationLoaderChain

java.lang.Object

com.sap.cloud.sdk.cloudplatform.connectivity.DestinationLoaderChain

All Implemented Interfaces:

DestinationLoader

public class DestinationLoaderChain
extends Object
implements DestinationLoader

Immutable implementation of the DestinationLoader interface providing a way to define a chain DestinationLoaders to go through until a destination was found.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	DestinationLoaderChain.DestinationLoaderChainBuilder	Builder class to construct a DestinationLoaderChain.

Constructor Summary

Constructors

Constructor	Description
DestinationLoaderChain(Collection<DestinationLoader> loaders)	Instantiates a DestinationLoaderChain based on the given loaders in the order returned by Collection.iterator().

Method Summary

Modifier and Type	Method	Description
static DestinationLoaderChain.DestinationLoaderChainBuilder	builder(DestinationLoader firstLoader)	Entry point to build a custom DestinationLoaderChain.
protected boolean	canEqual(Object other)
boolean	equals(Object o)
int	hashCode()
String	toString()
io.vavr.control.Try<Destination>	tryGetDestination(String destinationName, DestinationOptions options)	Retrieves a destination for the given name and configuration options.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.sap.cloud.sdk.cloudplatform.connectivity.DestinationLoader

tryGetDestination

Constructor Details

DestinationLoaderChain

public DestinationLoaderChain(@Nonnull
 Collection<DestinationLoader> loaders)
                       throws IllegalArgumentException

Instantiates a DestinationLoaderChain based on the given loaders in the order returned by Collection.iterator().

Parameters:

loaders - The loaders to go though to find a destination.

Throws:

IllegalArgumentException - If the given collection of loaders is empty.

Method Details

builder

@Nonnull
public static DestinationLoaderChain.DestinationLoaderChainBuilder builder(@Nonnull
 DestinationLoader firstLoader)

Entry point to build a custom DestinationLoaderChain.

Parameters:

firstLoader - The first loader to be used by the chain.

Returns:

A DestinationLoaderChainBuilder without any registered DestinationLoaderChain.

tryGetDestination

@Nonnull
public io.vavr.control.Try<Destination> tryGetDestination(@Nonnull
 String destinationName,
 @Nonnull
 DestinationOptions options)

Description copied from interface: DestinationLoader

Retrieves a destination for the given name and configuration options.

The returned Try object will contain a DestinationNotFoundException in case the destination could not be found or a DestinationAccessException with more details in case something else went wrong.

If the returned Try object contains no Exception it will always contain a non-null Destination value.

Specified by:

tryGetDestination in interface DestinationLoader

Parameters:

destinationName - The name of the destination to obtain.

options - Additional settings to modify the behaviour of the destination loader.

Returns:

A Try object containing either the non-null Destination value or an exception.

equals

public boolean equals(@Nullable
 Object o)

Overrides:

equals in class Object

canEqual

protected boolean canEqual(@Nullable
 Object other)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

@Nonnull
public String toString()

Overrides:

toString in class Object