author | František Kučera <franta-hg@frantovo.cz> |
Thu, 26 Dec 2013 01:29:29 +0100 | |
branch | v_0 |
changeset 66 | 6e28893eaada |
parent 65 | f05be87239ad |
child 67 | 10c9b9e54622 |
permissions | -rw-r--r-- |
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license: GNU GPLv3+
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/** |
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license: GNU GPLv3+
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* SQL-DK |
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license: GNU GPLv3+
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* Copyright © 2013 František Kučera (frantovo.cz) |
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license: GNU GPLv3+
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* |
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license: GNU GPLv3+
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* This program is free software: you can redistribute it and/or modify |
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license: GNU GPLv3+
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* it under the terms of the GNU General Public License as published by |
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license: GNU GPLv3+
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* the Free Software Foundation, either version 3 of the License, or |
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license: GNU GPLv3+
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* (at your option) any later version. |
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license: GNU GPLv3+
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* |
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license: GNU GPLv3+
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* This program is distributed in the hope that it will be useful, |
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license: GNU GPLv3+
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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license: GNU GPLv3+
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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license: GNU GPLv3+
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* GNU General Public License for more details. |
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license: GNU GPLv3+
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* |
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license: GNU GPLv3+
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* You should have received a copy of the GNU General Public License |
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license: GNU GPLv3+
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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license: GNU GPLv3+
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*/ |
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package info.globalcode.sql.dk; |
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import info.globalcode.sql.dk.configuration.ConfigurationException; |
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import info.globalcode.sql.dk.configuration.ConfigurationProvider; |
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import info.globalcode.sql.dk.configuration.DatabaseDefinition; |
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import java.io.BufferedReader; |
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import java.io.InputStreamReader; |
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import java.io.PrintStream; |
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import java.sql.SQLException; |
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import java.util.EnumSet; |
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import java.util.List; |
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import java.util.logging.Level; |
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import java.util.logging.Logger; |
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/** |
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* Displays info like help, version etc. |
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* |
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* @author Ing. František Kučera (frantovo.cz) |
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*/ |
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public class InfoLister { |
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private static final Logger log = Logger.getLogger(InfoLister.class.getName()); |
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private PrintStream out; |
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private ConfigurationProvider configurationProvider; |
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public InfoLister(PrintStream out, ConfigurationProvider configurationProvider) { |
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this.out = out; |
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this.configurationProvider = configurationProvider; |
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} |
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public void showInfo(CLIOptions options) throws ConfigurationException { |
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EnumSet<CLIOptions.INFO_TYPE> infoTypes = options.getShowInfo(); |
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for (CLIOptions.INFO_TYPE infoType : infoTypes) { |
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switch (infoType) { |
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/** |
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* TODO: implement show info |
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*/ |
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case FORMATTERS: |
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println("TODO: list available formatters"); |
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break; |
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case HELP: |
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printResource(Constants.HELP_FILE); |
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break; |
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case LICENSE: |
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printResource(Constants.LICENSE_FILE); |
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break; |
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case TYPES: |
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println("TODO: list supported types"); |
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break; |
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case VERSION: |
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printResource(Constants.VERSION_FILE); |
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break; |
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case DATABASES: |
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final List<DatabaseDefinition> configuredDatabases = configurationProvider.getConfiguration().getDatabases(); |
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if (configuredDatabases.isEmpty()) { |
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log.log(Level.WARNING, "No databases are configured."); |
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} else { |
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for (DatabaseDefinition dd : configuredDatabases) { |
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log.log(Level.INFO, "Configured database: {0}", dd.getName()); |
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} |
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} |
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break; |
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case CONNECTION: |
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boolean connectionTestResult = false; |
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String dbName = options.getDatabaseNameToTest(); |
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log.log(Level.FINE, "Testing connection to database: {0}", dbName); |
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try { |
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DatabaseDefinition dd = configurationProvider.getConfiguration().getDatabase(dbName); |
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if (dd == null) { |
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log.log(Level.SEVERE, "No database with this name is configured: {0}", dbName); |
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} else { |
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log.log(Level.FINE, "Database definition was loaded from configuration"); |
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DatabaseConnection dc = dd.connect(); |
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connectionTestResult = dc.test(); |
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} |
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} catch (ConfigurationException | SQLException e) { |
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log.log(Level.SEVERE, "Error during testing connection", e); |
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} |
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log.log(Level.INFO, "Connection test result: {0}", connectionTestResult ? "success" : "failure"); |
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break; |
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default: |
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throw new IllegalArgumentException("Unsupported INFO_TYPE: " + infoType); |
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} |
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} |
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} |
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103 |
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private void printResource(String fileName) { |
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try (BufferedReader reader = new BufferedReader(new InputStreamReader(getClass().getClassLoader().getResourceAsStream(fileName)))) { |
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while (true) { |
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String line = reader.readLine(); |
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if (line == null) { |
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break; |
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} else { |
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println(line); |
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} |
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} |
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} catch (Exception e) { |
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log.log(Level.SEVERE, "Unable to print this info. Please see our website for it: " + Constants.WEBSITE, e); |
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} |
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117 |
} |
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118 |
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119 |
private void println(String line) { |
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120 |
out.println(line); |
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121 |
} |
14 | 122 |
} |