import java.io.FileInputStream;

import java.io.IOException;

import java.util.HashMap;

import java.util.Map;

import org.apache.commons.configuration.Configuration;

import org.apache.commons.configuration.ConfigurationException;

public class DatasetLoader {

private final Configuration config;

public DatasetLoader(String configFilePath) throws IOException {

// Load configuration from file

config = loadConfiguration(configFilePath);

}

private Configuration loadConfiguration(String configFilePath) throws IOException {

try (FileInputStream fis = new FileInputStream(configFilePath)) {

return new Configuration(fis);

} catch (IOException e) {

throw new IOException("Error loading configuration file: " + configFilePath, e);

}

}

public Map<String, String> loadDatasets() {

// Load dataset configurations from the configuration file

Map<String, String> datasets = new HashMap<>();

if (config.containsKey("datasets")) {

Map<String, Object> datasetConfig = config.get("datasets");

if (datasetConfig instanceof Map) {

for (Map.Entry<String, Object> entry : datasetConfig.entrySet()) {

String datasetName = entry.getKey();

String datasetPath = (String) entry.getValue();

datasets.put(datasetName, datasetPath);

}

}

}

return datasets;

}

public static void main(String[] args) {

try {

// Replace "config.properties" with your configuration file path

DatasetLoader loader = new DatasetLoader("config.properties");

Map<String, String> datasets = loader.loadDatasets();

// Print the loaded datasets (for testing)

for (Map.Entry<String, String> entry : datasets.entrySet()) {

System.out.println("Dataset: " + entry.getKey() + ", Path: " + entry.getValue());

}

} catch (IOException e) {

System.err.println("Error: " + e.getMessage());

e.printStackTrace();

}

}

}