ConfigDataLoader (spring-boot 2.6.15)

Type Parameters:

R - the resource type

All Known Implementing Classes:

ConfigTreeConfigDataLoader, StandardConfigDataLoader
```
public interface ConfigDataLoader<R extends ConfigDataResource>
```
Strategy class that can be used to load ConfigData for a given ConfigDataResource. Implementations should be added as spring.factories entries. The following constructor parameter types are supported:
- Log or DeferredLogFactory - if the loader needs deferred logging
- ConfigurableBootstrapContext - A bootstrap context that can be used to store objects that may be expensive to create, or need to be shared (BootstrapContext or BootstrapRegistry may also be used).
Multiple loaders cannot claim the same resource.
Since:

2.4.0

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method and Description
`default boolean`	`isLoadable(ConfigDataLoaderContext context, R resource)` Returns if the specified resource can be loaded by this instance.
`ConfigData`	`load(ConfigDataLoaderContext context, R resource)` Load `ConfigData` for the given resource.

- Method Detail
  - isLoadable
```
default boolean isLoadable(ConfigDataLoaderContext context,
                           R resource)
```
    Returns if the specified resource can be loaded by this instance.
    
    Parameters:
    
    context - the loader context
    
    resource - the resource to check.
    
    Returns:
    
    if the resource is supported by this loader
  - load
```
ConfigData load(ConfigDataLoaderContext context,
                R resource)
         throws java.io.IOException,
                ConfigDataResourceNotFoundException
```
    Load ConfigData for the given resource.
    
    Parameters:
    
    context - the loader context
    
    resource - the resource to load
    
    Returns:
    
    the loaded config data or null if the location should be skipped
    
    Throws:
    
    java.io.IOException - on IO error
    
    ConfigDataResourceNotFoundException - if the resource cannot be found