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/*
* SonarQube Scanner
* Copyright (C) 2011-2017 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonarsource.scanner.cli;
import java.util.Properties;
import org.sonarsource.scanner.api.ScannerProperties;
import static java.util.Arrays.asList;
class Cli {
private boolean debugEnabled = false;
private boolean displayVersionOnly = false;
private final Properties props = new Properties();
private final Exit exit;
private final Logs logger;
public Cli(Exit exit, Logs logger) {
this.exit = exit;
this.logger = logger;
}
boolean isDebugEnabled() {
return debugEnabled;
}
boolean isDisplayVersionOnly() {
return displayVersionOnly;
}
Properties properties() {
return props;
}
Cli parse(String[] args) {
reset();
props.putAll(System.getProperties());
if (args.length > 0) {
int pos = 0;
do {
pos = processNextArg(args, pos);
} while (pos < args.length);
}
return this;
}
private int processNextArg(String[] args, int pos) {
String arg = args[pos];
if (pos == 0 && arg.charAt(0) != '-') {
props.setProperty(ScannerProperties.TASK, arg);
} else if (asList("-h", "--help").contains(arg)) {
printUsage();
exit.exit(Exit.SUCCESS);
} else if (asList("-v", "--version").contains(arg)) {
displayVersionOnly = true;
} else if (asList("-e", "--errors").contains(arg)) {
logger.info("Option -e/--errors is no longer supported and will be ignored");
} else if (asList("-X", "--debug").contains(arg)) {
props.setProperty("sonar.verbose", "true");
debugEnabled = true;
logger.setDebugEnabled(true);
} else if (asList("-D", "--define").contains(arg)) {
return processProp(args, pos);
} else if (arg.startsWith("-D")) {
arg = arg.substring(2);
appendPropertyTo(arg, props);
} else {
printErrorAndExit("Unrecognized option: " + arg);
}
return pos + 1;
}
private int processProp(String[] args, int pos) {
int valuePos = pos + 1;
if (valuePos >= args.length) {
printErrorAndExit("Missing argument for option -D/--define");
} else {
appendPropertyTo(args[valuePos], props);
}
return valuePos + 1;
}
private void reset() {
props.clear();
debugEnabled = false;
displayVersionOnly = false;
}
private static void appendPropertyTo(String arg, Properties props) {
final String key;
final String value;
int j = arg.indexOf('=');
if (j == -1) {
key = arg;
value = "true";
} else {
key = arg.substring(0, j);
value = arg.substring(j + 1);
}
props.setProperty(key, value);
}
private void printErrorAndExit(String message) {
logger.error(message);
printUsage();
exit.exit(Exit.ERROR);
}
private void printUsage() {
logger.info("");
logger.info("usage: sonar-scanner [options]");
logger.info("");
logger.info("Options:");
logger.info(" -D,--define <arg> Define property");
logger.info(" -h,--help Display help information");
logger.info(" -v,--version Display version information");
logger.info(" -X,--debug Produce execution debug output");
}
}
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