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/**
* DataCleaner (community edition)
* Copyright (C) 2014 Free Software Foundation, Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.datacleaner.cli;
import java.io.PrintWriter;
import java.util.Map;
import org.datacleaner.Version;
import org.kohsuke.args4j.CmdLineException;
import org.kohsuke.args4j.CmdLineParser;
import org.kohsuke.args4j.Option;
import com.google.common.base.Strings;
/**
* Defines the Command-line arguments. These are populated by the CLI parser.
*/
public class CliArguments {
private static final String[] USAGE_TOKENS =
new String[] { "-usage", "--usage", "-help", "--help", "-?", "/?", "/help", "/usage" };
private static final String[] VERSION_TOKENS = new String[] { "-version", "--version", "/version" };
@Option(name = "-conf", aliases = { "-configuration", "--configuration-file" }, metaVar = "PATH",
usage = "Path to an XML file describing the configuration of DataCleaner")
private String configurationFile;
@Option(name = "-job", aliases = { "--job-file" }, metaVar = "PATH",
usage = "Path to an analysis job XML file to execute")
private String jobFile;
@Option(name = "-properties", aliases = { "--properties-file" }, metaVar = "PATH",
usage = "Path to a custom properties file")
private String propertiesFile;
@Option(name = "-list", usage = "Used to print a list of various elements available in the configuration")
private CliListType listType;
@Option(name = "-ds", aliases = { "-datastore", "--datastore-name" },
usage = "Name of datastore when printing a list of schemas, tables or columns. "
+ "Overrides datastore used when used with -job")
private String datastoreName;
@Option(name = "-s", aliases = { "-schema", "--schema-name" },
usage = "Name of schema when printing a list of tables or columns")
private String schemaName;
@Option(name = "-t", aliases = { "-table", "--table-name" },
usage = "Name of table when printing a list of columns")
private String tableName;
@Option(name = "-ot", aliases = { "--output-type" }, usage = "How to represent the result of the job")
private CliOutputType outputType;
@Option(name = "-runtype", aliases = { "--runtype" }, usage = "How/where to run the job")
private CliRunType runType;
@Option(name = "-of", aliases = { "--output-file" }, metaVar = "PATH",
usage = "Path to file in which to save the result of the job", required = false)
private String outputFile;
@Option(name = "-v", aliases = { "-var", "--variable" }, multiValued = true)
private Map variableOverrides;
private boolean usageMode;
private boolean versionMode;
private CliArguments() {
// instantiation only allowed by factory (parse(...)) method.
}
/**
* Parses the CLI arguments and creates a CliArguments instance
*
* @param args
* the arguments as a string array
* @return the parsed CLI arguments
* @throws CmdLineException
*/
public static CliArguments parse(final String[] args) {
final CliArguments arguments = new CliArguments();
if (args != null) {
final CmdLineParser parser = new CmdLineParser(arguments);
try {
parser.parseArgument(args);
} catch (final CmdLineException e) {
// ignore
}
arguments.usageMode = false;
arguments.versionMode = false;
for (final String arg : args) {
for (int i = 0; i < USAGE_TOKENS.length; i++) {
final String usageToken = USAGE_TOKENS[i];
if (usageToken.equalsIgnoreCase(arg)) {
arguments.usageMode = true;
break;
}
}
for (int i = 0; i < VERSION_TOKENS.length; i++) {
final String versionToken = VERSION_TOKENS[i];
if (versionToken.equalsIgnoreCase(arg)) {
arguments.versionMode = true;
break;
}
}
}
}
return arguments;
}
/**
* Prints the usage information for the CLI
*
* @param out
*/
public static void printUsage(final PrintWriter out) {
final CliArguments arguments = new CliArguments();
final CmdLineParser parser = new CmdLineParser(arguments);
parser.setUsageWidth(120);
parser.printUsage(out, null);
}
public static void printVersion(final PrintWriter out) {
final String distributionVersion = Version.getDistributionVersion();
if (!Strings.isNullOrEmpty(distributionVersion)) {
out.println("DataCleaner " + Version.getEdition() + " " + distributionVersion);
} else {
out.println("DataCleaner " + Version.getEdition());
}
out.println("Core version " + Version.getVersion());
final String licenseKey = Version.getLicenseKey();
if (!Strings.isNullOrEmpty(licenseKey)) {
out.println("License no. " + licenseKey);
}
}
public String getConfigurationFile() {
return configurationFile;
}
public String getJobFile() {
return jobFile;
}
public CliListType getListType() {
return listType;
}
public String getDatastoreName() {
return datastoreName;
}
public String getSchemaName() {
return schemaName;
}
public String getTableName() {
return tableName;
}
public boolean isUsageMode() {
return usageMode;
}
public Map getVariableOverrides() {
return variableOverrides;
}
public String getOutputFile() {
return outputFile;
}
public boolean isVersionMode() {
return versionMode;
}
public String getPropertiesFile() {
return propertiesFile;
}
public CliOutputType getOutputType() {
if (outputType == null) {
return CliOutputType.TEXT;
}
return outputType;
}
public CliRunType getRunType() {
if (runType == null) {
return CliRunType.LOCAL;
}
return runType;
}
/**
* Gets whether the arguments have been sufficiently set to execute a CLI
* task.
*
* @return true if the CLI arguments have been sufficiently set.
*/
public boolean isSet() {
if (isUsageMode()) {
return true;
}
if (isVersionMode()) {
return true;
}
if (getJobFile() != null) {
return true;
}
if (getListType() != null) {
return true;
}
return false;
}
}
