Commit db0fd6cf authored by Nicolai Ommer's avatar Nicolai Ommer

Add getModuleOpt to avoid dealing with exceptions

parent 4023ab1b
......@@ -12,6 +12,7 @@ import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.HierarchicalConfiguration;
......@@ -382,15 +383,30 @@ public class Moduli
public <T extends AModule> T getModule(Class<T> moduleId)
return getModuleOpt(moduleId)
.orElseThrow(() -> new ModuleNotFoundException(moduleMessage(moduleId, "not found")));
* Gets a module from current module-list.
* @param moduleId the type of the model
* @return the instance of the module for the id
public <T extends AModule> Optional<T> getModuleOpt(Class<T> moduleId)
final AModule aModule = modules.get(moduleId);
if (aModule != null)
return (T) aModule;
return Optional.of((T) aModule);
return (T) modules.values().stream()
.filter(m -> m.getClass().equals(moduleId)).findFirst()
.orElseThrow(() -> new ModuleNotFoundException(moduleMessage(moduleId, "not found")));
return modules.values().stream()
.filter(m -> m.getClass().equals(moduleId))
.map(a -> (T) a)
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