/** * Copyright 2011 JogAmp Community. All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are * permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this list of * conditions and the following disclaimer. * * 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. * * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS 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 JogAmp Community OR * 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. * * The views and conclusions contained in the software and documentation are those of the * authors and should not be interpreted as representing official policies, either expressed * or implied, of JogAmp Community. */ package com.jogamp.common.util; import java.io.IOException; import java.net.MalformedURLException; import java.net.URI; import java.net.URISyntaxException; import java.net.URL; import java.net.URLClassLoader; import java.net.URLConnection; import java.net.JarURLConnection; import java.net.URLStreamHandler; import java.util.Enumeration; import java.util.jar.JarEntry; import java.util.jar.JarFile; import junit.framework.Assert; import org.junit.BeforeClass; import org.junit.Test; import com.jogamp.common.GlueGenVersion; import com.jogamp.common.os.AndroidVersion; import com.jogamp.common.util.cache.TempCacheReg; import com.jogamp.common.util.cache.TempFileCache; import com.jogamp.common.util.cache.TempJarCache; import com.jogamp.junit.util.JunitTracer; public class TestJarUtil extends JunitTracer { static TempFileCache fileCache; @BeforeClass public static void init() { if(AndroidVersion.isAvailable) { // ClassLoader -> JarURL doesn't work w/ Dalvik setTestSupported(false); // we allow basic TempFileCache initialization (test) .. } // may already been initialized by other test // Assert.assertFalse(TempCacheReg.isTempFileCacheUsed()); Assert.assertTrue(TempFileCache.initSingleton()); Assert.assertTrue(TempCacheReg.isTempFileCacheUsed()); fileCache = new TempFileCache(); Assert.assertTrue(fileCache.isValid()); System.err.println("tmp dir: "+fileCache.getTempDir()); } static class TestClassLoader extends URLClassLoader { public TestClassLoader(URL[] urls) { super(urls); } public TestClassLoader(URL[] urls, ClassLoader parent) { super(urls, parent); } } void validateJarFile(JarFile jarFile) throws IllegalArgumentException, IOException { Assert.assertNotNull(jarFile); Assert.assertTrue("jarFile has zero entries: "+jarFile, jarFile.size()>0); Enumeration entries = jarFile.entries(); System.err.println("Entries of "+jarFile.getName()+": "); int i = 0; while(entries.hasMoreElements()) { System.err.println(i+": "+entries.nextElement().getName()); i++; } } void validateJarFileURL(URI jarFileURI) throws IllegalArgumentException, IOException { Assert.assertNotNull(jarFileURI); URLConnection aURLc = jarFileURI.toURL().openConnection(); Assert.assertTrue("jarFileURI/URL has zero content: "+jarFileURI, aURLc.getContentLength()>0); System.err.println("URLConnection: "+aURLc); Assert.assertTrue("Not a JarURLConnection: "+aURLc, (aURLc instanceof JarURLConnection) ); JarURLConnection jURLc = (JarURLConnection) aURLc; JarFile jarFile = jURLc.getJarFile(); validateJarFile(jarFile); } void validateJarUtil(String expJarName, String clazzBinName, ClassLoader cl) throws IllegalArgumentException, IOException, URISyntaxException { String jarName= JarUtil.getJarBasename(clazzBinName, cl); Assert.assertNotNull(jarName); Assert.assertEquals(expJarName, jarName); URI jarSubURL = JarUtil.getJarSubURI(clazzBinName, cl); Assert.assertNotNull(jarSubURL); URLConnection urlConn = jarSubURL.toURL().openConnection(); Assert.assertTrue("jarSubURL has zero content: "+jarSubURL, urlConn.getContentLength()>0); System.err.println("URLConnection of jarSubURL: "+urlConn); URI jarFileURL = JarUtil.getJarFileURI(clazzBinName, cl); validateJarFileURL(jarFileURL); JarFile jarFile = JarUtil.getJarFile(clazzBinName, cl); validateJarFile(jarFile); } @Test public void testJarUtilFlat01() throws IOException, IllegalArgumentException, URISyntaxException { System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); validateJarUtil("TestJarsInJar.jar", "ClassInJar0", this.getClass().getClassLoader()); System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); } @Test public void testJarUtilJarInJar01() throws IOException, ClassNotFoundException, IllegalArgumentException, URISyntaxException { System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); Assert.assertTrue(TempJarCache.initSingleton()); Assert.assertTrue(TempCacheReg.isTempJarCacheUsed()); Assert.assertTrue(TempJarCache.isInitialized()); final ClassLoader rootCL = this.getClass().getClassLoader(); // Get containing JAR file "TestJarsInJar.jar" and add it to the TempJarCache TempJarCache.addAll(GlueGenVersion.class, JarUtil.getJarFileURI("ClassInJar0", rootCL)); // Fetch and load the contained "ClassInJar1.jar" final URL ClassInJar1_jarFileURL = JarUtil.getJarFileURI(TempJarCache.getResource("ClassInJar1.jar")).toURL(); final ClassLoader cl = new URLClassLoader(new URL[] { ClassInJar1_jarFileURL }, rootCL); Assert.assertNotNull(cl); validateJarUtil("ClassInJar1.jar", "ClassInJar1", cl); System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); } @Test public void testJarUtilJarInJar02() throws IOException, ClassNotFoundException, IllegalArgumentException, URISyntaxException { System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); Assert.assertTrue(TempJarCache.initSingleton()); Assert.assertTrue(TempCacheReg.isTempJarCacheUsed()); Assert.assertTrue(TempJarCache.isInitialized()); final ClassLoader rootCL = this.getClass().getClassLoader(); // Get containing JAR file "TestJarsInJar.jar" and add it to the TempJarCache TempJarCache.addAll(GlueGenVersion.class, JarUtil.getJarFileURI("ClassInJar0", rootCL)); // Fetch and load the contained "ClassInJar1.jar" final URL ClassInJar2_jarFileURL = JarUtil.getJarFileURI(TempJarCache.getResource("sub/ClassInJar2.jar")).toURL(); final ClassLoader cl = new URLClassLoader(new URL[] { ClassInJar2_jarFileURL }, rootCL); Assert.assertNotNull(cl); validateJarUtil("ClassInJar2.jar", "ClassInJar2", cl); System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); } /** * Tests JarUtil's ability to resolve non-JAR URLs with a custom resolver. Meant to be used * in cases like an OSGi plugin, where all classes are loaded with custom classloaders and * therefore return URLs that don't start with "jar:". Adapted from test 02 above. * @throws URISyntaxException * @throws IllegalArgumentException */ @Test public void testJarUtilJarInJar03() throws IOException, ClassNotFoundException, IllegalArgumentException, URISyntaxException { System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); Assert.assertTrue(TempJarCache.initSingleton()); Assert.assertTrue(TempCacheReg.isTempJarCacheUsed()); Assert.assertTrue(TempJarCache.isInitialized()); /** This classloader mimics what OSGi's does -- it takes jar: URLs and makes them into bundleresource: URLs * where the JAR is not directly accessible anymore. Here I leave the JAR name at the end of the URL so I can * retrieve it later in the resolver, but OSGi obscures it completely and returns URLs like * "bundleresource:4.fwk1990213994:1/Something.class" where the JAR name not present. */ class CustomClassLoader extends ClassLoader { CustomClassLoader() { super(TestJarUtil.this.getClass().getClassLoader()); } /** Override normal method to return un-resolvable URL. */ public URL getResource(String name) { URL url = super.getResource(name); if(url == null) return(null); URL urlReturn = null; try { // numbers to mimic OSGi -- can be anything urlReturn = new URL("bundleresource", "4.fwk1990213994", 1, url.getFile(), new URLStreamHandler() { @Override protected URLConnection openConnection(URL u) throws IOException { return null; } }); } catch(MalformedURLException e) { // shouldn't happen, since I create the URL correctly above Assert.assertTrue(false); } return urlReturn; } }; /* This resolver converts bundleresource: URLs back into jar: URLs. OSGi does this by consulting * opaque bundle data inside its custom classloader to find the stored JAR path; we do it here * by simply retrieving the JAR name from where we left it at the end of the URL. */ JarUtil.setResolver( new JarUtil.Resolver() { public URL resolve( URL url ) { if( url.getProtocol().equals("bundleresource") ) { try { return new URL( IOUtil.JAR_SCHEME, "", url.getFile() ); } catch(MalformedURLException e) { return url; } } else { return url; } } } ); final ClassLoader rootCL = new CustomClassLoader(); // Get containing JAR file "TestJarsInJar.jar" and add it to the TempJarCache TempJarCache.addAll(GlueGenVersion.class, JarUtil.getJarFileURI("ClassInJar0", rootCL)); // Fetch and load the contained "ClassInJar1.jar" final URL ClassInJar2_jarFileURL = JarUtil.getJarFileURI(TempJarCache.getResource("sub/ClassInJar2.jar")).toURL(); final ClassLoader cl = new URLClassLoader(new URL[] { ClassInJar2_jarFileURL }, rootCL); Assert.assertNotNull(cl); validateJarUtil("ClassInJar2.jar", "ClassInJar2", cl); System.err.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); } public static void main(String args[]) throws IOException { String tstname = TestJarUtil.class.getName(); org.junit.runner.JUnitCore.main(tstname); } }