initial commit

src/main/java/de/extio/lmdatasetprep/LmDatasetPreparerApplication.java

@@ -0,0 +1,55 @@
+package de.extio.lmdatasetprep;
+
+import java.util.function.Consumer;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.BeansException;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cache.annotation.EnableCaching;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+
+@SpringBootApplication
+@EnableCaching
+public class LmDatasetPreparerApplication implements CommandLineRunner, ApplicationContextAware {
+	
+	private static final Logger LOGGER = LoggerFactory.getLogger(LmDatasetPreparerApplication.class);
+	
+	public static void main(final String[] args) {
+		SpringApplication.run(LmDatasetPreparerApplication.class, args);
+	}
+	
+	private ApplicationContext applicationContext;
+	
+	@SuppressWarnings("unchecked")
+	@Override
+	public void run(final String... args) throws Exception {
+		if (args.length == 0) {
+			LOGGER.error("Commandline argument is missing: Provide the tool name as argument");
+			return;
+		}
+		
+		final var bean = this.applicationContext.getBean(args[0]);
+		if (!(bean instanceof Consumer)) {
+			LOGGER.info("Invalid bean {}", args[0]);
+			return;
+		}
+		
+		LOGGER.info("Executing {}", args[0]);
+		try {
+			((Consumer<String[]>) bean).accept(args);
+		}
+		catch (Exception e) {
+			LOGGER.error("Error executing the component", e);
+		}
+	}
+	
+	@Override
+	public void setApplicationContext(final ApplicationContext applicationContext) throws BeansException {
+		this.applicationContext = applicationContext;
+	}
+	
+}