/*
* Copyright (c) 2003-2008, Franz-Josef Elmer, All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS 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 COPYRIGHT OWNER OR
* 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.
*/
package classycle;
import classycle.util.AndStringPattern;
import classycle.util.NotStringPattern;
import classycle.util.StringPattern;
import classycle.util.StringPatternSequence;
import classycle.util.TrueStringPattern;
import classycle.util.WildCardPattern;
/**
* @author Franz-Josef Elmer
*/
public abstract class CommandLine
{
private static final String MERGE_INNER_CLASSES = "-mergeInnerClasses";
private static final String INCLUDING_CLASSES = "-includingClasses=";
private static final String EXCLUDING_CLASSES = "-excludingClasses=";
private static final String REFLECTION_PATTERN = "-reflectionPattern=";
private boolean _mergeInnerClasses;
protected boolean _valid = true;
protected StringPatternSequence _pattern = new AndStringPattern();
protected StringPattern _reflectionPattern;
protected String[] _classFiles;
public CommandLine(String[] args)
{
int index = 0;
for (;index < args.length && args[index].charAt(0) == '-'; index++)
{
handleOption(args[index]);
}
_classFiles = new String[args.length - index];
System.arraycopy(args, index, _classFiles, 0, _classFiles.length);
if (_classFiles.length == 0)
{
_valid = false;
}
}
protected void handleOption(String argument)
{
if (argument.startsWith(MERGE_INNER_CLASSES))
{
_mergeInnerClasses = true;
} else if (argument.startsWith(INCLUDING_CLASSES))
{
String patterns = argument.substring(INCLUDING_CLASSES.length());
_pattern.appendPattern(WildCardPattern.createFromsPatterns(patterns, ","));
} else if (argument.startsWith(EXCLUDING_CLASSES))
{
String patterns = argument.substring(EXCLUDING_CLASSES.length());
StringPattern p = WildCardPattern.createFromsPatterns(patterns, ",");
_pattern.appendPattern(new NotStringPattern(p));
} else if (argument.startsWith(REFLECTION_PATTERN))
{
String patterns = argument.substring(REFLECTION_PATTERN.length());
if (patterns.length() == 0)
{
_reflectionPattern = new TrueStringPattern();
} else {
_reflectionPattern = WildCardPattern.createFromsPatterns(patterns, ",");
}
} else
{
_valid = false;
}
}
/**
* Returns all class file descriptors (i.e., class files, directorys,
* jar files, or zip files).
*/
public String[] getClassFiles()
{
return _classFiles;
}
/**
* Returns the pattern fully qualified class names have to match. The
* pattern is based on the options <tt>-includingClasses</tt> and
* <tt>-excludingClasses</tt>. If <tt>-includingClasses</tt> is missing
* every classes is included which is not excluded.
* If <tt>-excludingClasses</tt> is missing no class is excluded.
*/
public StringPattern getPattern()
{
return _pattern;
}
/**
* Returns the reflection pattern as extracted from the option
* <tt>-reflectionPattern</tt>.
*/
public StringPattern getReflectionPattern()
{
return _reflectionPattern;
}
/**
* Returns <tt>true</tt> if the command line arguments and options are
* valid.
*/
public boolean isValid()
{
return _valid;
}
/**
* Returns <code>true</code> if the command line option
* <code>-mergeInnerClasses</code> occured.
*/
public boolean isMergeInnerClasses()
{
return _mergeInnerClasses;
}
/** Returns the usage of correct command line arguments and options. */
public String getUsage()
{
return "[" + MERGE_INNER_CLASSES + "] "
+ "[" + INCLUDING_CLASSES + "<pattern1>,<pattern2>,...] "
+ "[" + EXCLUDING_CLASSES + "<pattern1>,<pattern2>,...] "
+ "[" + REFLECTION_PATTERN + "<pattern1>,<pattern2>,...] "
+ "<class files, zip/jar/war/ear files, or folders>";
}
}