franta-hg@16: /**
franta-hg@16: * SQL-DK
franta-hg@16: * Copyright © 2013 František Kučera (frantovo.cz)
franta-hg@16: *
franta-hg@16: * This program is free software: you can redistribute it and/or modify
franta-hg@16: * it under the terms of the GNU General Public License as published by
franta-hg@16: * the Free Software Foundation, either version 3 of the License, or
franta-hg@16: * (at your option) any later version.
franta-hg@16: *
franta-hg@16: * This program is distributed in the hope that it will be useful,
franta-hg@16: * but WITHOUT ANY WARRANTY; without even the implied warranty of
franta-hg@16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
franta-hg@16: * GNU General Public License for more details.
franta-hg@16: *
franta-hg@16: * You should have received a copy of the GNU General Public License
franta-hg@16: * along with this program. If not, see .
franta-hg@16: */
franta-hg@14: package info.globalcode.sql.dk;
franta-hg@14:
franta-hg@65: import info.globalcode.sql.dk.configuration.ConfigurationException;
franta-hg@26: import info.globalcode.sql.dk.configuration.ConfigurationProvider;
franta-hg@65: import info.globalcode.sql.dk.configuration.DatabaseDefinition;
franta-hg@17: import java.io.BufferedReader;
franta-hg@17: import java.io.InputStreamReader;
franta-hg@14: import java.io.PrintStream;
franta-hg@65: import java.sql.SQLException;
franta-hg@14: import java.util.EnumSet;
franta-hg@66: import java.util.List;
franta-hg@17: import java.util.logging.Level;
franta-hg@17: import java.util.logging.Logger;
franta-hg@14:
franta-hg@14: /**
franta-hg@14: * Displays info like help, version etc.
franta-hg@14: *
franta-hg@14: * @author Ing. František Kučera (frantovo.cz)
franta-hg@14: */
franta-hg@14: public class InfoLister {
franta-hg@14:
franta-hg@17: private static final Logger log = Logger.getLogger(InfoLister.class.getName());
franta-hg@17: private PrintStream out;
franta-hg@20: private ConfigurationProvider configurationProvider;
franta-hg@17:
franta-hg@20: public InfoLister(PrintStream out, ConfigurationProvider configurationProvider) {
franta-hg@17: this.out = out;
franta-hg@20: this.configurationProvider = configurationProvider;
franta-hg@17: }
franta-hg@17:
franta-hg@66: public void showInfo(CLIOptions options) throws ConfigurationException {
franta-hg@15: EnumSet infoTypes = options.getShowInfo();
franta-hg@14: for (CLIOptions.INFO_TYPE infoType : infoTypes) {
franta-hg@14: switch (infoType) {
franta-hg@14: /**
franta-hg@14: * TODO: implement show info
franta-hg@14: */
franta-hg@14: case FORMATTERS:
franta-hg@17: println("TODO: list available formatters");
franta-hg@14: break;
franta-hg@14: case HELP:
franta-hg@19: printResource(Constants.HELP_FILE);
franta-hg@14: break;
franta-hg@14: case LICENSE:
franta-hg@18: printResource(Constants.LICENSE_FILE);
franta-hg@14: break;
franta-hg@14: case TYPES:
franta-hg@17: println("TODO: list supported types");
franta-hg@14: break;
franta-hg@14: case VERSION:
franta-hg@18: printResource(Constants.VERSION_FILE);
franta-hg@14: break;
franta-hg@15: case DATABASES:
franta-hg@66: final List configuredDatabases = configurationProvider.getConfiguration().getDatabases();
franta-hg@66: if (configuredDatabases.isEmpty()) {
franta-hg@66: log.log(Level.WARNING, "No databases are configured.");
franta-hg@66: } else {
franta-hg@66: for (DatabaseDefinition dd : configuredDatabases) {
franta-hg@66: log.log(Level.INFO, "Configured database: {0}", dd.getName());
franta-hg@66: }
franta-hg@66: }
franta-hg@15: break;
franta-hg@15: case CONNECTION:
franta-hg@65: boolean connectionTestResult = false;
franta-hg@65: String dbName = options.getDatabaseNameToTest();
franta-hg@65: log.log(Level.FINE, "Testing connection to database: {0}", dbName);
franta-hg@65: try {
franta-hg@65: DatabaseDefinition dd = configurationProvider.getConfiguration().getDatabase(dbName);
franta-hg@65: if (dd == null) {
franta-hg@65: log.log(Level.SEVERE, "No database with this name is configured: {0}", dbName);
franta-hg@65: } else {
franta-hg@65: log.log(Level.FINE, "Database definition was loaded from configuration");
franta-hg@65: DatabaseConnection dc = dd.connect();
franta-hg@65: connectionTestResult = dc.test();
franta-hg@65: }
franta-hg@65: } catch (ConfigurationException | SQLException e) {
franta-hg@65: log.log(Level.SEVERE, "Error during testing connection", e);
franta-hg@65: }
franta-hg@65: log.log(Level.INFO, "Connection test result: {0}", connectionTestResult ? "success" : "failure");
franta-hg@15: break;
franta-hg@14: default:
franta-hg@14: throw new IllegalArgumentException("Unsupported INFO_TYPE: " + infoType);
franta-hg@14: }
franta-hg@14: }
franta-hg@14: }
franta-hg@17:
franta-hg@18: private void printResource(String fileName) {
franta-hg@18: try (BufferedReader reader = new BufferedReader(new InputStreamReader(getClass().getClassLoader().getResourceAsStream(fileName)))) {
franta-hg@17: while (true) {
franta-hg@18: String line = reader.readLine();
franta-hg@17: if (line == null) {
franta-hg@17: break;
franta-hg@17: } else {
franta-hg@17: println(line);
franta-hg@17: }
franta-hg@17: }
franta-hg@17: } catch (Exception e) {
franta-hg@18: log.log(Level.SEVERE, "Unable to print this info. Please see our website for it: " + Constants.WEBSITE, e);
franta-hg@17: }
franta-hg@17: }
franta-hg@17:
franta-hg@17: private void println(String line) {
franta-hg@17: out.println(line);
franta-hg@17: }
franta-hg@14: }