import java.util.HashMap;

import java.util.Map;

public class EnvBootstrap {

private static Map<String, String> envVars = new HashMap<>();

public static void setEnvVar(String name, String value) {

envVars.put(name, value);

}

public static String getEnvVar(String name) {

return envVars.getOrDefault(name, ""); // Return empty string if not found

}

public static void main(String[] args) {

// Example usage:

setEnvVar("SANDBOX_MODE", "true");

setEnvVar("API_KEY", "dummyKey");

String sandboxMode = getEnvVar("SANDBOX_MODE");

String apiKey = getEnvVar("API_KEY");

System.out.println("Sandbox Mode: " + sandboxMode);

System.out.println("API Key: " + apiKey);

//Simulate loading from a file/system.

loadEnvFromSystem();

}

private static void loadEnvFromSystem() {

//In a real implementation, this would read from a file or system environment.

//For simplicity, we'll simulate loading some env vars.

setEnvVar("DEBUG", "true");

setEnvVar("LOG_LEVEL", "INFO");

}

}