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Posted to dev@commons.apache.org by jk...@apache.org on 2002/06/19 23:25:41 UTC
cvs commit: jakarta-commons/cli/src/test/org/apache/commons/cli ApplicationTest.java
jkeyes 2002/06/19 14:25:40
Added: cli/src/java/org/apache/commons/cli GnuParser.java
cli/src/test/org/apache/commons/cli ApplicationTest.java
Log:
GNU parser, one unit test for Ant
Revision Changes Path
1.1 jakarta-commons/cli/src/java/org/apache/commons/cli/GnuParser.java
Index: GnuParser.java
===================================================================
/*
* $Header: /home/cvs/jakarta-commons/cli/src/java/org/apache/commons/cli/GnuParser.java,v 1.1 2002/06/19 21:25:40 jkeyes Exp $
* $Revision: 1.1 $
* $Date: 2002/06/19 21:25:40 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999-2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Commons", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.commons.cli;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
/**
* GnuParser parses the command line arguments using the GNU style.
* For example, -buildfile can only be interpreted as the option
* 'buildfile'.
*
* @author John Keyes (jbjk at mac.com)
*/
public class GnuParser implements CommandLineParser {
/**
* Parse the arguments according to the specified options.
* @param options the specified Options
* @param arguments the command line arguments
* @return the list of atomic option and value tokens
*/
public List parse( Options options, List arguments ) {
return parse( options, arguments, false );
}
/**
* Parse the arguments according to the specified options.
* @param options the specified Options
* @param arguments the command line arguments
* @param stopAtNonOption specifies whether to continue parsing the
* arguments if a non option is encountered.
* @return the list of atomic option and value tokens
*/
public List parse( Options options, List arguments, boolean stopAtNonOption ) {
List args = new LinkedList();
Iterator argIter = arguments.iterator();
String eachArg = null;
boolean eatTheRest = false;
while ( argIter.hasNext() ) {
eachArg = (String) argIter.next();
if ( eachArg.equals("--") ) {
// Look for -- to indicate end-of-options, and
// just stuff it, along with everything past it
// into the returned list.
args.add( eachArg );
eatTheRest = true;
}
else if ( eachArg.startsWith("--") ) {
// It's a long-option, so doesn't need any
// bursting applied to it.
args.add( eachArg );
}
else if ( eachArg.startsWith("-") ) {
if ( eachArg.length() == 1) {
// It's not really an option, so
// just drop it on the list
if ( stopAtNonOption ) {
eatTheRest = true;
}
else {
args.add( eachArg );
}
}
else if ( eachArg.length() == 2 ) {
args.add( eachArg );
}
else {
String charOpt = eachArg.substring( 1, 2 );
if( options.getOption( charOpt ) != null
&& options.getOption( eachArg ) == null )
{
args.add( "-" + charOpt );
args.add( eachArg.substring( 2, eachArg.length() ) );
}
else {
args.add( eachArg );
}
}
}
else {
// It's just a normal non-option arg,
// so dump it into the list of returned
// values.
args.add( eachArg );
if ( stopAtNonOption ) {
eatTheRest = true;
}
}
if ( eatTheRest ) {
while ( argIter.hasNext() ) {
args.add( argIter.next() );
}
}
}
return args;
}
}
1.1 jakarta-commons/cli/src/test/org/apache/commons/cli/ApplicationTest.java
Index: ApplicationTest.java
===================================================================
package org.apache.commons.cli;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
public class ApplicationTest extends TestCase {
static {
System.setProperty( "org.apache.commons.cli.parser",
"org.apache.commons.cli.GnuParser");
}
public static Test suite() {
return new TestSuite(ApplicationTest.class);
}
public ApplicationTest(String name)
{
super(name);
}
public void testAnt() {
Options options = new Options();
options.addOption( "help", false, "print this message" );
options.addOption( "projecthelp", false, "print project help information" );
options.addOption( "version", false, "print the version information and exit" );
options.addOption( "quiet", false, "be extra quiet" );
options.addOption( "verbose", false, "be extra verbose" );
options.addOption( "debug", false, "print debug information" );
options.addOption( "version", false, "produce logging information without adornments" );
options.addOption( "logfile", true, "use given file for log" );
options.addOption( "logger", true, "the class which is to perform the logging" );
options.addOption( "listener", true, "add an instance of a class as a project listener" );
options.addOption( "buildfile", true, "use given buildfile" );
options.addOption( "D", true, "use value for given property" );
options.addOption( "find", true, "search for buildfile towards the root of the filesystem and use it" );
String[] args = new String[]{ "-buildfile", "mybuild.xml" };
try {
CommandLine line = options.parse( args );
assertTrue( "mybuild.xml" == line.getOptionValue( "buildfile" ) );
}
catch( ParseException exp ) {
fail( "Unexpected exception:" + exp.getMessage() );
}
args = new String[]{ "-buildfile", "mybuild.xml",
"-Dproperty=value" };
try {
CommandLine line = options.parse( args );
assertEquals( line.getOptionValue( "D" ), "property=value" );
}
catch( ParseException exp ) {
fail( "Unexpected exception:" + exp.getMessage() );
}
}
}
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