/**
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided
* that the following conditions are met:
*
* 1. Redistributions of source code must retain copyright
* statements and notices. Redistributions must also contain a
* copy of this document.
*
* 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 name "Exolab" must not be used to endorse or promote
* products derived from this Software without prior written
* permission of Intalio, Inc. For written permission,
* please contact info@exolab.org.
*
* 4. Products derived from this Software may not be called "Exolab"
* nor may "Exolab" appear in their names without prior written
* permission of Intalio, Inc. Exolab is a registered
* trademark of Intalio, Inc.
*
* 5. Due credit should be given to the Exolab Project
* (http://www.exolab.org/).
*
* THIS SOFTWARE IS PROVIDED BY INTALIO, INC. AND CONTRIBUTORS
* ``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
* INTALIO, INC. 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.
*
* Copyright 1999-2000 (C) Intalio, Inc. All Rights Reserved.
*
* $Id$
*/
package org.exolab.castor.xml.schema;
import java.util.StringTokenizer;
/**
* A class to represent the values of the XML Schema block property
*
* @author <a href="mailto:kvisco@intalio.com">Keith Visco</a>
* @version $Revision$ $Date: 2006-04-25 15:08:23 -0600 (Tue, 25 Apr 2006) $
**/
public final class FinalList {
/**
* The #all value
**/
public static final String ALL = "#all";
/**
* The extension value
**/
public static final String EXTENSION = "extension";
/**
* The restriction value
**/
public static final String RESTRICTION = "restriction";
private boolean _all = false;
/**
* Flag for blocking extensions
**/
private boolean _extension = false;
/**
* Flag for blocking restrictions
**/
private boolean _restriction = false;
/**
* Creates a new default FinalList. Nothing is flagged
* as being final.
**/
public FinalList() {
super();
} //-- FinalList
/**
* Creates a new FinalList using the given list of values.
*
* @param listOfValues the list of final values
* @exception IllegalArgumentException if the list of values contains
* something other than "#all", "extension", "restriction".
**/
public FinalList(String listOfValues) {
super();
if (listOfValues != null) {
parseValues(listOfValues);
}
} //-- FinalList
/**
* Returns true if the FinalList contains "#all".
*
* @return true if the FinalList contains "#all".
**/
public boolean hasAll() {
return _all;
} //-- hasAll
/**
* Returns true if extension is contained within this FinalList.
*
* @return true if extension is contained within this FinalList.
**/
public boolean hasExtension() {
return _extension;
} //-- hasExtension
/**
* Returns true if restriction is contained within this FinalList.
*
* @return true if restriction is contained within this FinalList.
**/
public boolean hasRestriction() {
return _restriction;
} //-- hasRestriction
/**
* Returns the String representation of this FinalList.
*
* @return the String representation of this FinalList.
**/
public String toString() {
if (_all) return ALL;
StringBuffer value = new StringBuffer();
if (_extension) {
value.append(EXTENSION);
}
if (_restriction) {
if (value.length() > 0) {
value.append(' ');
}
value.append(RESTRICTION);
}
return value.toString();
} //-- toString
//-------------------/
//- Private Methods -/
//-------------------/
/**
* Parses the given values and sets the appropriate flags for this
* FinalList.
*
* @param values the list of Final values.
**/
private void parseValues(String values) {
if (ALL.equals(values)) {
_all = true;
return;
}
StringTokenizer tokenizer = new StringTokenizer(values);
while (tokenizer.hasMoreTokens()) {
String value = tokenizer.nextToken();
if (EXTENSION.equals(value)) {
_extension = true;
}
else if (RESTRICTION.equals(value)) {
_restriction = true;
}
else {
String err = "invalid final list: " + values;
throw new IllegalArgumentException(err);
}
}
} //-- parseValues
} //-- class: FinalList