Extract some functionality of loader to abstract template

java/base/src/main/java/base/loader/AbstractLoader.java

@@ -0,0 +1,38 @@
+package base.loader;
+
+import java.io.IOException;
+import java.util.Properties;
+
+import org.picocontainer.DefaultPicoContainer;
+import org.picocontainer.MutablePicoContainer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+public class AbstractLoader {
+	protected static final String PROPERTIES_FILE = "loader.properties";
+	protected Logger logger = LoggerFactory.getLogger(AbstractLoader.class);
+    protected MutablePicoContainer pico;
+    
+    public AbstractLoader() {
+		/* Initialise container */
+		pico = new DefaultPicoContainer();
+	}
+
+	public AbstractLoader(Properties properties) {
+		this();
+	}
+
+	public static AbstractLoader getLoader() throws IOException {
+    	return getLoader(PROPERTIES_FILE);    	
+    }
+
+	public static AbstractLoader getLoader(String propertiesFile) throws IOException {
+		/* Read properties file */
+		Properties properties = new Properties();
+		properties.load(AbstractLoader.class.getClassLoader().getResourceAsStream(propertiesFile));
+
+		/* Initialise loader */
+		return new AbstractLoader(properties);
+	}
+}