# HG changeset patch
# User František Kučera <franta-hg@frantovo.cz>
# Date 1431805372 -7200
# Node ID f4d879cbcee17ae5469837dff763376d91f536aa
# Parent  54bacc7ed42bed426cab1a60b8a07037fcd44e1c
separate configuration loading into the Loader class

diff -r 54bacc7ed42b -r f4d879cbcee1 java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java
--- a/java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java	Sat May 16 20:25:16 2015 +0200
+++ b/java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java	Sat May 16 21:42:52 2015 +0200
@@ -27,6 +27,7 @@
 import info.globalcode.sql.dk.configuration.ConfigurationException;
 import info.globalcode.sql.dk.configuration.DatabaseDefinition;
 import info.globalcode.sql.dk.configuration.FormatterDefinition;
+import info.globalcode.sql.dk.configuration.Loader;
 import info.globalcode.sql.dk.configuration.NameIdentified;
 import info.globalcode.sql.dk.formatting.Formatter;
 import info.globalcode.sql.dk.formatting.FormatterContext;
@@ -43,8 +44,6 @@
 import java.util.logging.Level;
 import java.util.logging.LogRecord;
 import java.util.logging.Logger;
-import javax.xml.bind.JAXBContext;
-import javax.xml.bind.Unmarshaller;
 
 /**
  * Entry point of the command line interface of SQL-DK.
@@ -64,7 +63,8 @@
 	public static final int EXIT_FORMATTING_ERROR = 7; // doc:formatting error
 	public static final int EXIT_BATCH_ERROR = 8; // doc:batch error
 	private static final Logger log = Logger.getLogger(CLIStarter.class.getName());
-	private CLIOptions options;
+	private final CLIOptions options;
+	private final Loader configurationLoader = new Loader();
 	private Configuration configuration;
 
 	public static void main(String[] args) {
@@ -186,7 +186,7 @@
 	@Override
 	public Configuration getConfiguration() throws ConfigurationException {
 		if (configuration == null) {
-			configuration = loadConfiguration();
+			configuration = configurationLoader.loadConfiguration();
 		}
 		return configuration;
 	}
@@ -206,16 +206,6 @@
 		}
 	}
 
-	private Configuration loadConfiguration() throws ConfigurationException {
-		try {
-			JAXBContext jaxb = JAXBContext.newInstance(Configuration.class);
-			Unmarshaller u = jaxb.createUnmarshaller();
-			return (Configuration) u.unmarshal(Constants.CONFIG_FILE);
-		} catch (Exception e) {
-			throw new ConfigurationException("Unable to load configuration from " + Constants.CONFIG_FILE, e);
-		}
-	}
-
 	private void generateBashCompletion() {
 		if (configuration == null) {
 			log.log(Level.FINER, "Not writing Bash completion helper files. In order to generate these files please run some command which requires configuration.");
diff -r 54bacc7ed42b -r f4d879cbcee1 java/sql-dk/src/info/globalcode/sql/dk/configuration/Loader.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/java/sql-dk/src/info/globalcode/sql/dk/configuration/Loader.java	Sat May 16 21:42:52 2015 +0200
@@ -0,0 +1,41 @@
+/**
+ * SQL-DK
+ * Copyright © 2015 František Kučera (frantovo.cz)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package info.globalcode.sql.dk.configuration;
+
+import info.globalcode.sql.dk.*;
+import javax.xml.bind.JAXBContext;
+import javax.xml.bind.Unmarshaller;
+
+/**
+ * Configuration loader – deserializes Configuration from the XML file.
+ *
+ * @author Ing. František Kučera (frantovo.cz)
+ */
+public class Loader {
+
+	public Configuration loadConfiguration() throws ConfigurationException {
+		try {
+			JAXBContext jaxb = JAXBContext.newInstance(Configuration.class);
+			Unmarshaller u = jaxb.createUnmarshaller();
+			return (Configuration) u.unmarshal(Constants.CONFIG_FILE);
+		} catch (Exception e) {
+			throw new ConfigurationException("Unable to load configuration from " + Constants.CONFIG_FILE, e);
+		}
+	}
+
+}