components/visual-panels/core/src/java/util/com/oracle/solaris/vp/util/misc/AggregatingLoader.java
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1 /* |
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2 * CDDL HEADER START |
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3 * |
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4 * The contents of this file are subject to the terms of the |
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5 * Common Development and Distribution License (the "License"). |
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6 * You may not use this file except in compliance with the License. |
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7 * |
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8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
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9 * or http://www.opensolaris.org/os/licensing. |
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10 * See the License for the specific language governing permissions |
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11 * and limitations under the License. |
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12 * |
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13 * When distributing Covered Code, include this CDDL HEADER in each |
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14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
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15 * If applicable, add the following below this CDDL HEADER, with the |
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16 * fields enclosed by brackets "[]" replaced with your own identifying |
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17 * information: Portions Copyright [yyyy] [name of copyright owner] |
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18 * |
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19 * CDDL HEADER END |
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20 */ |
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21 |
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22 /* |
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23 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved. |
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24 */ |
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25 |
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26 package com.oracle.solaris.vp.util.misc; |
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27 |
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28 import java.io.File; |
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29 import java.net.*; |
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30 import java.util.*; |
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31 |
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32 public class AggregatingLoader extends URLClassLoader |
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33 { |
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34 private Set<URL> jars = new HashSet<URL>(); |
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35 |
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36 public AggregatingLoader(ClassLoader parent) |
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37 { |
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38 super(new URL[0], parent); |
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39 } |
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40 |
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41 public void addJar(String path) |
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42 { |
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43 File f = new File(path); |
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44 if (!f.exists()) |
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45 return; |
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46 |
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47 URL url; |
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48 try { |
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49 url = f.toURI().toURL(); |
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50 } catch (MalformedURLException e) { |
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51 return; |
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52 } |
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53 |
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54 if (jars.contains(url)) |
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55 return; |
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56 |
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57 jars.add(url); |
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58 addURL(url); |
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59 } |
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60 } |
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