separate configuration loading into the Loader class v_0
authorFrantišek Kučera <franta-hg@frantovo.cz>
Sat, 16 May 2015 21:42:52 +0200
branchv_0
changeset 189f4d879cbcee1
parent 188 54bacc7ed42b
child 190 3d4d378adc10
separate configuration loading into the Loader class
java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java
java/sql-dk/src/info/globalcode/sql/dk/configuration/Loader.java
     1.1 --- a/java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java	Sat May 16 20:25:16 2015 +0200
     1.2 +++ b/java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java	Sat May 16 21:42:52 2015 +0200
     1.3 @@ -27,6 +27,7 @@
     1.4  import info.globalcode.sql.dk.configuration.ConfigurationException;
     1.5  import info.globalcode.sql.dk.configuration.DatabaseDefinition;
     1.6  import info.globalcode.sql.dk.configuration.FormatterDefinition;
     1.7 +import info.globalcode.sql.dk.configuration.Loader;
     1.8  import info.globalcode.sql.dk.configuration.NameIdentified;
     1.9  import info.globalcode.sql.dk.formatting.Formatter;
    1.10  import info.globalcode.sql.dk.formatting.FormatterContext;
    1.11 @@ -43,8 +44,6 @@
    1.12  import java.util.logging.Level;
    1.13  import java.util.logging.LogRecord;
    1.14  import java.util.logging.Logger;
    1.15 -import javax.xml.bind.JAXBContext;
    1.16 -import javax.xml.bind.Unmarshaller;
    1.17  
    1.18  /**
    1.19   * Entry point of the command line interface of SQL-DK.
    1.20 @@ -64,7 +63,8 @@
    1.21  	public static final int EXIT_FORMATTING_ERROR = 7; // doc:formatting error
    1.22  	public static final int EXIT_BATCH_ERROR = 8; // doc:batch error
    1.23  	private static final Logger log = Logger.getLogger(CLIStarter.class.getName());
    1.24 -	private CLIOptions options;
    1.25 +	private final CLIOptions options;
    1.26 +	private final Loader configurationLoader = new Loader();
    1.27  	private Configuration configuration;
    1.28  
    1.29  	public static void main(String[] args) {
    1.30 @@ -186,7 +186,7 @@
    1.31  	@Override
    1.32  	public Configuration getConfiguration() throws ConfigurationException {
    1.33  		if (configuration == null) {
    1.34 -			configuration = loadConfiguration();
    1.35 +			configuration = configurationLoader.loadConfiguration();
    1.36  		}
    1.37  		return configuration;
    1.38  	}
    1.39 @@ -206,16 +206,6 @@
    1.40  		}
    1.41  	}
    1.42  
    1.43 -	private Configuration loadConfiguration() throws ConfigurationException {
    1.44 -		try {
    1.45 -			JAXBContext jaxb = JAXBContext.newInstance(Configuration.class);
    1.46 -			Unmarshaller u = jaxb.createUnmarshaller();
    1.47 -			return (Configuration) u.unmarshal(Constants.CONFIG_FILE);
    1.48 -		} catch (Exception e) {
    1.49 -			throw new ConfigurationException("Unable to load configuration from " + Constants.CONFIG_FILE, e);
    1.50 -		}
    1.51 -	}
    1.52 -
    1.53  	private void generateBashCompletion() {
    1.54  		if (configuration == null) {
    1.55  			log.log(Level.FINER, "Not writing Bash completion helper files. In order to generate these files please run some command which requires configuration.");
     2.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     2.2 +++ b/java/sql-dk/src/info/globalcode/sql/dk/configuration/Loader.java	Sat May 16 21:42:52 2015 +0200
     2.3 @@ -0,0 +1,41 @@
     2.4 +/**
     2.5 + * SQL-DK
     2.6 + * Copyright © 2015 František Kučera (frantovo.cz)
     2.7 + *
     2.8 + * This program is free software: you can redistribute it and/or modify
     2.9 + * it under the terms of the GNU General Public License as published by
    2.10 + * the Free Software Foundation, either version 3 of the License, or
    2.11 + * (at your option) any later version.
    2.12 + *
    2.13 + * This program is distributed in the hope that it will be useful,
    2.14 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
    2.15 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    2.16 + * GNU General Public License for more details.
    2.17 + *
    2.18 + * You should have received a copy of the GNU General Public License
    2.19 + * along with this program. If not, see <http://www.gnu.org/licenses/>.
    2.20 + */
    2.21 +package info.globalcode.sql.dk.configuration;
    2.22 +
    2.23 +import info.globalcode.sql.dk.*;
    2.24 +import javax.xml.bind.JAXBContext;
    2.25 +import javax.xml.bind.Unmarshaller;
    2.26 +
    2.27 +/**
    2.28 + * Configuration loader – deserializes Configuration from the XML file.
    2.29 + *
    2.30 + * @author Ing. František Kučera (frantovo.cz)
    2.31 + */
    2.32 +public class Loader {
    2.33 +
    2.34 +	public Configuration loadConfiguration() throws ConfigurationException {
    2.35 +		try {
    2.36 +			JAXBContext jaxb = JAXBContext.newInstance(Configuration.class);
    2.37 +			Unmarshaller u = jaxb.createUnmarshaller();
    2.38 +			return (Configuration) u.unmarshal(Constants.CONFIG_FILE);
    2.39 +		} catch (Exception e) {
    2.40 +			throw new ConfigurationException("Unable to load configuration from " + Constants.CONFIG_FILE, e);
    2.41 +		}
    2.42 +	}
    2.43 +
    2.44 +}