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1 /*
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2 * Copyright 2002-2005 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.tools.jcore;
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26
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27 import sun.jvm.hotspot.oops.*;
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28 import java.util.*;
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29
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30 public class PackageNameFilter implements ClassFilter
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31 {
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32 public Object[] pkgList;
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33
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34 public PackageNameFilter() {
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35 // give comma separated list of package names to include
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36 this(System.getProperty("sun.jvm.hotspot.tools.jcore.PackageNameFilter.pkgList"));
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37 }
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38
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39 public PackageNameFilter(String pattern) {
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40 try {
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41 StringTokenizer st = new StringTokenizer(pattern, ",");
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42 List l = new LinkedList();
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43 while (st.hasMoreTokens()) {
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44 l.add(st.nextToken());
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45 }
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46 pkgList = l.toArray();
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47 } catch (Exception exp) {
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48 exp.printStackTrace();
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49 }
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50 }
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51
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52 public boolean canInclude(InstanceKlass kls) {
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53 String klassName = kls.getName().asString().replace('/', '.');
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54 final int len = pkgList.length;
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55 if (len == 0)
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56 return true;
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57 for (int i=0; i < len; i++)
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58 if (klassName.startsWith((String) pkgList[i] )) return true;
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59 return false;
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60 }
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61 }
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