author | František Kučera <franta-hg@frantovo.cz> |
Sat, 04 Jan 2014 19:39:35 +0100 | |
branch | v_0 |
changeset 128 | 67f5ff139da0 |
parent 106 | e9c3583580c8 |
child 144 | d273d7c6dc0c |
permissions | -rw-r--r-- |
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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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* 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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configuration basics
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import info.globalcode.sql.dk.configuration.ConfigurationProvider; |
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import info.globalcode.sql.dk.CLIOptions.MODE; |
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import info.globalcode.sql.dk.configuration.Configuration; |
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import info.globalcode.sql.dk.configuration.ConfigurationException; |
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import info.globalcode.sql.dk.configuration.DatabaseDefinition; |
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import info.globalcode.sql.dk.configuration.FormatterDefinition; |
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import info.globalcode.sql.dk.configuration.NameIdentified; |
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import info.globalcode.sql.dk.formatting.Formatter; |
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import info.globalcode.sql.dk.formatting.FormatterContext; |
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import info.globalcode.sql.dk.formatting.FormatterException; |
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import java.io.File; |
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import java.io.FileNotFoundException; |
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import java.io.IOException; |
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import java.io.PrintStream; |
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import java.io.PrintWriter; |
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import java.sql.SQLException; |
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import java.util.Collection; |
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import java.util.logging.Level; |
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import java.util.logging.LogRecord; |
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import java.util.logging.Logger; |
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import javax.xml.bind.JAXBContext; |
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import javax.xml.bind.Unmarshaller; |
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/** |
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* |
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* @author Ing. František Kučera (frantovo.cz) |
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*/ |
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public class CLIStarter implements ConfigurationProvider { |
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basic generated help
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// help:exit-codes |
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public static final int EXIT_SUCCESS = 0; // doc:success |
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public static final int EXIT_UNEXPECTED_ERROR = 1; // doc:unexpected error (probably bug) |
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public static final int EXIT_SQL_ERROR = 3; // doc:SQL error |
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public static final int EXIT_CLI_PARSE_ERROR = 4; // doc:CLI options parse error |
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public static final int EXIT_CLI_VALIDATE_ERROR = 5; // doc:CLI options validation error |
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public static final int EXIT_CONFIGURATION_ERROR = 6; // doc:configuration error |
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public static final int EXIT_FORMATTING_ERROR = 7; // doc:formatting error |
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private static final Logger log = Logger.getLogger(CLIStarter.class.getName()); |
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private CLIOptions options; |
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private Configuration configuration; |
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public static void main(String[] args) { |
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log.log(Level.FINE, "Starting " + Constants.PROGRAM_NAME); |
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int exitCode; |
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if (args.length == 0) { |
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args = new String[]{CLIParser.Tokens.INFO_HELP}; |
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} |
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try { |
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CLIParser parser = new CLIParser(); |
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CLIOptions options = parser.parseOptions(args); |
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options.validate(); |
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CLIStarter starter = new CLIStarter(options); |
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starter.installDefaultConfiguration(); |
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starter.process(); |
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log.log(Level.FINE, "All done"); |
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exitCode = EXIT_SUCCESS; |
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} catch (CLIParserException e) { |
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log.log(Level.SEVERE, "Unable to parse CLI options", e); |
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exitCode = EXIT_CLI_PARSE_ERROR; |
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} catch (InvalidOptionsException e) { |
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log.log(Level.SEVERE, "Invalid CLI options", e); |
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for (InvalidOptionsException.OptionProblem p : e.getProblems()) { |
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LogRecord r = new LogRecord(Level.SEVERE, "Option problem: {0}"); |
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r.setThrown(p.getException()); |
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r.setParameters(new Object[]{p.getDescription()}); |
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log.log(r); |
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} |
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exitCode = EXIT_CLI_VALIDATE_ERROR; |
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} catch (ConfigurationException e) { |
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log.log(Level.SEVERE, "Configuration problem", e); |
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exitCode = EXIT_CONFIGURATION_ERROR; |
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} catch (SQLException e) { |
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log.log(Level.SEVERE, "SQL problem", e); |
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exitCode = EXIT_SQL_ERROR; |
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} catch (FormatterException e) { |
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log.log(Level.SEVERE, "Formatting problem", e); |
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exitCode = EXIT_FORMATTING_ERROR; |
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} |
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System.exit(exitCode); |
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} |
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public CLIStarter(CLIOptions options) { |
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this.options = options; |
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} |
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private void process() throws ConfigurationException, SQLException, FormatterException { |
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MODE mode = options.getMode(); |
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/** Show info */ |
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if (!options.getShowInfo().isEmpty()) { |
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PrintStream infoOut = mode == MODE.JUST_SHOW_INFO ? System.out : System.err; |
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InfoLister infoLister = new InfoLister(infoOut, this, options); |
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infoLister.showInfo(); |
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} |
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switch (mode) { |
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|
119 |
case QUERY_NOW: |
34
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|
120 |
processQueryNow(); |
20
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|
121 |
break; |
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|
122 |
case PREPARE_BATCH: |
34
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|
123 |
processPrepareBatch(); |
20
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|
124 |
break; |
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|
125 |
case EXECUTE_BATCH: |
34
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|
126 |
processExecuteBatch(); |
20
e225bdcd260e
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|
127 |
break; |
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|
128 |
case JUST_SHOW_INFO: |
e225bdcd260e
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|
129 |
// already done above |
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|
130 |
break; |
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|
131 |
default: |
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|
132 |
log.log(Level.SEVERE, "Unsupported mode: {0}", mode); |
e225bdcd260e
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|
133 |
break; |
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|
134 |
} |
80
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
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|
135 |
|
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|
136 |
generateBashCompletion(); |
20
e225bdcd260e
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|
137 |
} |
e225bdcd260e
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František Kučera <franta-hg@frantovo.cz>
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|
138 |
|
34
9335cf31c0f2
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František Kučera <franta-hg@frantovo.cz>
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|
139 |
private void processQueryNow() throws ConfigurationException, SQLException, FormatterException { |
9335cf31c0f2
first working version
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|
140 |
DatabaseDefinition dd = getConfiguration().getDatabase(options.getDatabaseName()); |
75
43aa4625ab7e
throw ConfigurationException instead of returning null, if database or formatter of given name is not configured
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changeset
|
141 |
FormatterDefinition fd = configuration.getFormatter(options.getFormatterName()); |
106
e9c3583580c8
use database properties
František Kučera <franta-hg@frantovo.cz>
parents:
104
diff
changeset
|
142 |
try (DatabaseConnection c = dd.connect(options.getDatabaseProperties())) { |
75
43aa4625ab7e
throw ConfigurationException instead of returning null, if database or formatter of given name is not configured
František Kučera <franta-hg@frantovo.cz>
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|
143 |
log.log(Level.FINE, "Database connected"); |
104
245f1b88a3e6
formatter/database properties
František Kučera <franta-hg@frantovo.cz>
parents:
101
diff
changeset
|
144 |
try (Formatter f = fd.getInstance(new FormatterContext(options.getOutputStream(), options.getFormatterProperties()))) { |
101
97b0d9069133
Formatter is now AutoCloseable – so have chance to do some clean up and close the stream, if some error occurs (e.g. lost connection during result set reading)
František Kučera <franta-hg@frantovo.cz>
parents:
96
diff
changeset
|
145 |
c.executeQuery(options.getSQLCommand(), f); |
97b0d9069133
Formatter is now AutoCloseable – so have chance to do some clean up and close the stream, if some error occurs (e.g. lost connection during result set reading)
František Kučera <franta-hg@frantovo.cz>
parents:
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diff
changeset
|
146 |
} |
34
9335cf31c0f2
first working version
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|
147 |
} |
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
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|
148 |
} |
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
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diff
changeset
|
149 |
|
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
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changeset
|
150 |
private void processPrepareBatch() { |
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
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|
151 |
} |
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
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33
diff
changeset
|
152 |
|
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
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|
153 |
private void processExecuteBatch() { |
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
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diff
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|
154 |
} |
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
parents:
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diff
changeset
|
155 |
|
20
e225bdcd260e
refactor, configuration
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diff
changeset
|
156 |
@Override |
33
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
157 |
public Configuration getConfiguration() throws ConfigurationException { |
20
e225bdcd260e
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|
158 |
if (configuration == null) { |
e225bdcd260e
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František Kučera <franta-hg@frantovo.cz>
parents:
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diff
changeset
|
159 |
configuration = loadConfiguration(); |
e225bdcd260e
refactor, configuration
František Kučera <franta-hg@frantovo.cz>
parents:
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diff
changeset
|
160 |
} |
e225bdcd260e
refactor, configuration
František Kučera <franta-hg@frantovo.cz>
parents:
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diff
changeset
|
161 |
return configuration; |
e225bdcd260e
refactor, configuration
František Kučera <franta-hg@frantovo.cz>
parents:
17
diff
changeset
|
162 |
} |
e225bdcd260e
refactor, configuration
František Kučera <franta-hg@frantovo.cz>
parents:
17
diff
changeset
|
163 |
|
34
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
parents:
33
diff
changeset
|
164 |
private void installDefaultConfiguration() throws ConfigurationException { |
33
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
165 |
Constants.DIR.mkdir(); |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
166 |
|
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
167 |
if (Constants.CONFIG_FILE.exists()) { |
55 | 168 |
log.log(Level.FINER, "Config file already exists: {0}", Constants.CONFIG_FILE); |
33
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
169 |
} else { |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
170 |
try { |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
171 |
Functions.installResource(Constants.EXAMPLE_CONFIG_FILE, Constants.CONFIG_FILE); |
55 | 172 |
log.log(Level.FINE, "Installing default config file: {0}", Constants.CONFIG_FILE); |
33
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
173 |
} catch (IOException e) { |
34
9335cf31c0f2
first working version
František Kučera <franta-hg@frantovo.cz>
parents:
33
diff
changeset
|
174 |
throw new ConfigurationException("Unable to write example configuration to " + Constants.CONFIG_FILE, e); |
33
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
175 |
} |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
176 |
} |
20
e225bdcd260e
refactor, configuration
František Kučera <franta-hg@frantovo.cz>
parents:
17
diff
changeset
|
177 |
} |
e225bdcd260e
refactor, configuration
František Kučera <franta-hg@frantovo.cz>
parents:
17
diff
changeset
|
178 |
|
33
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
179 |
private Configuration loadConfiguration() throws ConfigurationException { |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
180 |
try { |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
181 |
JAXBContext jaxb = JAXBContext.newInstance(Configuration.class); |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
182 |
Unmarshaller u = jaxb.createUnmarshaller(); |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
183 |
return (Configuration) u.unmarshal(Constants.CONFIG_FILE); |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
184 |
} catch (Exception e) { |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
185 |
throw new ConfigurationException("Unable to load configuration from " + Constants.CONFIG_FILE, e); |
04db6ccd6c48
configuration loading from XML
František Kučera <franta-hg@frantovo.cz>
parents:
26
diff
changeset
|
186 |
} |
20
e225bdcd260e
refactor, configuration
František Kučera <franta-hg@frantovo.cz>
parents:
17
diff
changeset
|
187 |
} |
80
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
188 |
|
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
189 |
private void generateBashCompletion() { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
190 |
if (configuration == null) { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
191 |
log.log(Level.FINER, "Not writing Bash completion helper files. In order to generate these files please run some command which requires configuration."); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
192 |
} else { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
193 |
try { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
194 |
File dir = new File(Constants.DIR, "bash-completion"); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
195 |
dir.mkdir(); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
196 |
writeBashCompletionHelperFile(configuration.getDatabases(), new File(dir, "databases")); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
197 |
writeBashCompletionHelperFile(configuration.getAllFormatters(), new File(dir, "formatters")); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
198 |
} catch (Exception e) { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
199 |
log.log(Level.WARNING, "Unable to generate Bash completion helper files", e); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
200 |
} |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
201 |
} |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
202 |
} |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
203 |
|
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
204 |
private void writeBashCompletionHelperFile(Collection<? extends NameIdentified> items, File target) throws FileNotFoundException { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
205 |
if (Constants.CONFIG_FILE.lastModified() > target.lastModified()) { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
206 |
try (PrintWriter fw = new PrintWriter(target)) { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
207 |
for (NameIdentified dd : items) { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
208 |
fw.println(dd.getName()); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
209 |
} |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
210 |
fw.close(); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
211 |
log.log(Level.FINE, "Bash completion helper file was written: {0}", target); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
212 |
} |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
213 |
} else { |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
diff
changeset
|
214 |
log.log(Level.FINER, "Not writing Bash completion helper file: {0} because configuration {1} has not been changed", new Object[]{target, Constants.CONFIG_FILE}); |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
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changeset
|
215 |
} |
c4635ab3a7af
bash completion: generate helper files with databases and formatters from configuration
František Kučera <franta-hg@frantovo.cz>
parents:
75
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changeset
|
216 |
} |
1
f32dac78d13a
WOW some classes LOL; TODO: refactor
František Kučera <franta-hg@frantovo.cz>
parents:
diff
changeset
|
217 |
} |