| /* ClassMatchFilter.java -- filter on class name (inclusive) |
| Copyright (C) 2005 Free Software Foundation |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.classpath.jdwp.event.filters; |
| |
| import gnu.classpath.jdwp.event.Event; |
| import gnu.classpath.jdwp.exception.InvalidStringException; |
| |
| /** |
| * An event filter which includes events matching a |
| * specified class pattern (exact match or start/end with "*"). |
| * |
| * @author Keith Seitz (keiths@redhat.com) |
| */ |
| public class ClassMatchFilter |
| implements IEventFilter |
| { |
| // Pattern to match |
| private String _pattern; |
| |
| /** |
| * Constructs a new <code>ClassMatchFilter</code> |
| * |
| * @param pattern the pattern to use |
| * @throws InvalidStringException if pattern is invalid |
| */ |
| public ClassMatchFilter (String pattern) |
| throws InvalidStringException |
| { |
| int index = pattern.indexOf ('*'); |
| if (index != -1 && index != 0 && index != (pattern.length () - 1)) |
| { |
| // '*' must be first char or last char |
| throw new InvalidStringException ("pattern may be an exact match or " |
| + "start/end with \"*\""); |
| } |
| _pattern = pattern; |
| } |
| |
| /** |
| * Returns the pattern to be matched |
| * |
| * @return the pattern |
| */ |
| public String getPattern () |
| { |
| return _pattern; |
| } |
| |
| /** |
| * Does the given event match the filter? |
| * |
| * @param event the <code>Event</code> to scrutinize |
| */ |
| public boolean matches (Event event) |
| { |
| Object type = event.getParameter (Event.EVENT_CLASS); |
| if (type != null) |
| { |
| Class eventClass = (Class) type; |
| String name = eventClass.getName (); |
| |
| if (_pattern.startsWith ("*")) |
| return name.endsWith (_pattern.substring (1)); |
| else if (_pattern.endsWith ("*")) |
| { |
| int end = _pattern.length () - 1; |
| return name.startsWith (_pattern.substring (0, end)); |
| } |
| else |
| return name.matches (_pattern); |
| } |
| |
| return false; |
| } |
| } |