| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.netbeans.modules.apisupport.jnlplauncher; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.net.URI; |
| import java.net.URL; |
| import java.util.Iterator; |
| import org.openide.modules.InstalledFileLocator; |
| import org.openide.util.Exceptions; |
| import org.openide.util.NbBundle; |
| import org.openide.util.Utilities; |
| import org.openide.util.lookup.ServiceProvider; |
| |
| /** |
| * Special locator for JNLP mode. |
| * Locates files in userdir; JARs with the special META-INF/clusterpath/$relpath entry; |
| * and JARs present in extra-files.jar. |
| * @author Jesse Glick |
| */ |
| @ServiceProvider(service=InstalledFileLocator.class, supersedes="org.netbeans.core.startup.InstalledFileLocatorImpl") |
| public class InstalledFileLocatorImpl extends InstalledFileLocator { |
| |
| public InstalledFileLocatorImpl() {} |
| |
| public File locate(String relativePath, String codeNameBase, boolean localized) { |
| if (localized) { |
| int i = relativePath.lastIndexOf('.'); |
| String baseName, ext; |
| if (i == -1 || i < relativePath.lastIndexOf('/')) { |
| baseName = relativePath; |
| ext = ""; |
| } else { |
| baseName = relativePath.substring(0, i); |
| ext = relativePath.substring(i); |
| } |
| Iterator<String> it = NbBundle.getLocalizingSuffixes(); |
| while (it.hasNext()) { |
| String locName = baseName + it.next() + ext; |
| File f = locate(locName, codeNameBase, false); |
| if (f != null) { |
| return f; |
| } |
| } |
| } else { |
| String userdir = System.getProperty("netbeans.user"); |
| if (userdir != null) { |
| File f = new File(userdir, relativePath.replace('/', File.separatorChar)); |
| if (f.exists()) { |
| return f; |
| } |
| } |
| String resource = "META-INF/clusterpath/" + relativePath; |
| ClassLoader loader = Thread.currentThread().getContextClassLoader(); |
| URL found = loader.getResource(resource); |
| if (found != null) { |
| String foundS = found.toExternalForm(); |
| String prefix = "jar:"; |
| String suffix = "!/" + resource; |
| if (foundS.startsWith(prefix) && foundS.endsWith(suffix)) { |
| String infix = foundS.substring(prefix.length(), foundS.length() - suffix.length()); |
| if (infix.startsWith("file:")) { |
| File jar = Utilities.toFile(URI.create(infix)); |
| assert jar.isFile(); |
| return jar; |
| } |
| } |
| } |
| try { |
| InputStream is = loader.getResourceAsStream("META-INF/files/" + relativePath); |
| if (is != null) { |
| try { |
| // XXX could try to cache previously created files |
| File temp = File.createTempFile("nbjnlp-", relativePath.replaceFirst("^.+/", "")); |
| temp.deleteOnExit(); |
| OutputStream os = new FileOutputStream(temp); |
| try { |
| byte[] buf = new byte[4096]; |
| int read; |
| while ((read = is.read(buf)) != -1) { |
| os.write(buf, 0, read); |
| } |
| } finally { |
| os.close(); |
| } |
| return temp; |
| } finally { |
| is.close(); |
| } |
| } |
| } catch (IOException x) { |
| Exceptions.printStackTrace(x); |
| } |
| } |
| return null; |
| } |
| |
| } |