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+/**
+ * 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 org.jau.util;
+
+import java.io.File;
+import java.io.IOException;
+import java.lang.reflect.Method;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.jar.JarFile;
+
+import org.jau.io.IOUtil;
+import org.jau.junit.util.SingletonJunitCase;
+import org.jau.lang.ReflectionUtil;
+import org.jau.net.URIDumpUtil;
+import org.jau.net.Uri;
+import org.jau.pkg.JarUtil;
+import org.jau.pkg.cache.TempCacheReg;
+import org.jau.pkg.cache.TempFileCache;
+import org.jau.pkg.cache.TempJarCache;
+import org.jau.sys.AndroidVersion;
+import org.jau.sys.JNILibrary;
+import org.jau.sys.PlatformProps;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.FixMethodOrder;
+import org.junit.Test;
+import org.junit.runners.MethodSorters;
+
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+public class TestTempJarCache extends SingletonJunitCase {
+    static TempFileCache fileCache;
+
+    static class TestClassLoader extends URLClassLoader {
+        public TestClassLoader(final URL[] urls) {
+            super(urls);
+        }
+        public TestClassLoader(final URL[] urls, final ClassLoader parent) {
+            super(urls, parent);
+        }
+    }
+
+    static void assertTempFileCachesIndividualInstances(final boolean shallBeSame, final TempFileCache fileCache2, final TempFileCache fileCache3) {
+        Assert.assertTrue(fileCache2.getTempDir().exists());
+        Assert.assertTrue(fileCache2.getTempDir().isDirectory());
+        Assert.assertTrue(fileCache3.getTempDir().exists());
+        Assert.assertTrue(fileCache3.getTempDir().isDirectory());
+
+        Assert.assertEquals(TempFileCache.getBaseDir(), TempFileCache.getBaseDir());
+        Assert.assertEquals(TempFileCache.getRootDir(), TempFileCache.getRootDir());
+
+        if(shallBeSame) {
+            Assert.assertTrue("file caches are not equal", fileCache2.getTempDir().equals(fileCache3.getTempDir()));
+        } else {
+            Assert.assertFalse("file caches are equal", fileCache2.getTempDir().equals(fileCache3.getTempDir()));
+        }
+        // also verify with diff classloader/reflection method,
+        // to proof that methodology is valid!
+        final ClassLoader cl = fileCache2.getClass().getClassLoader();
+        assertTempFileCachesIndividualInstances(shallBeSame, fileCache2, cl, fileCache3, cl);
+    }
+
+    static void assertTempFileCachesIndividualInstances(final boolean shallBeSame, final Object fileCache2, final ClassLoader cl2, final Object fileCache3, final ClassLoader cl3) {
+        final Class<?> fileCacheClazz2 = ReflectionUtil.getClass(TempFileCache.class.getName(), false, cl2);
+        final Class<?> fileCacheClazz3 = ReflectionUtil.getClass(TempFileCache.class.getName(), false, cl3);
+
+        final Method fc2GetBaseDir = ReflectionUtil.getMethod(fileCacheClazz2 , "getBaseDir");
+        final Method fc3GetBaseDir = ReflectionUtil.getMethod(fileCacheClazz3 , "getBaseDir");
+        final Object baseDir2 = ReflectionUtil.callMethod(fileCache2, fc2GetBaseDir);
+        final Object baseDir3 = ReflectionUtil.callMethod(fileCache3, fc3GetBaseDir);
+        Assert.assertEquals(baseDir2, baseDir3);
+
+        final Method fc2GetRootDir = ReflectionUtil.getMethod(fileCacheClazz2 , "getRootDir");
+        final Method fc3GetRootDir = ReflectionUtil.getMethod(fileCacheClazz3 , "getRootDir");
+        final Object rootDir2 = ReflectionUtil.callMethod(fileCache2, fc2GetRootDir);
+        final Object rootDir3 = ReflectionUtil.callMethod(fileCache3, fc3GetRootDir);
+        Assert.assertEquals(rootDir2, rootDir3);
+
+        final Method fc2GetTempDir = ReflectionUtil.getMethod(fileCacheClazz2 , "getTempDir");
+        final Method fc3GetTempDir = ReflectionUtil.getMethod(fileCacheClazz3 , "getTempDir");
+        final Object tempDir2 = ReflectionUtil.callMethod(fileCache2, fc2GetTempDir);
+        final Object tempDir3 = ReflectionUtil.callMethod(fileCache3, fc3GetTempDir);
+
+        if(shallBeSame) {
+            Assert.assertTrue("file caches are not equal", tempDir2.equals(tempDir3));
+        } else {
+            Assert.assertFalse("file caches are equal", tempDir2.equals(tempDir3));
+        }
+    }
+
+    @BeforeClass
+    public static void init() {
+        // 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(false));
+        System.err.println("tmp dir: "+fileCache.getTempDir());
+    }
+
+    @Test
+    public void testTempFileCache01FileExist() throws IOException {
+        Assert.assertTrue(fileCache.getTempDir().exists());
+        Assert.assertTrue(fileCache.getTempDir().isDirectory());
+    }
+
+    @Test
+    public void testTempFileCache02Instances() throws IOException {
+        final TempFileCache fileCache2 = new TempFileCache();
+        final TempFileCache fileCache3 = new TempFileCache();
+
+        assertTempFileCachesIndividualInstances(false, fileCache2, fileCache3);
+    }
+
+    @Test
+    public void testJarUtil01a() throws IOException, IllegalArgumentException, URISyntaxException {
+        if(AndroidVersion.isAvailable) { System.err.println("n/a on Android"); return; }
+        final JarFile jarFile = JarUtil.getJarFile(PlatformProps.class.getName(), this.getClass().getClassLoader());
+        Assert.assertNotNull(jarFile);
+        JarUtil.extract(fileCache.getTempDir(), null, jarFile, null, false, true, true);
+        File f = new File(fileCache.getTempDir(), "META-INF/MANIFEST.MF");
+        Assert.assertTrue(f.exists());
+        f = new File(fileCache.getTempDir(), IOUtil.getClassFileName(PlatformProps.class.getName()));
+        Assert.assertTrue(f.exists());
+    }
+
+    @Test
+    public void testJarUtil01b() throws IOException {
+        if(AndroidVersion.isAvailable) { System.err.println("n/a on Android"); return; }
+        File f = new File(fileCache.getTempDir(), "META-INF/MANIFEST.MF");
+        Assert.assertTrue(f.exists());
+        f = new File(fileCache.getTempDir(), IOUtil.getClassFileName(PlatformProps.class.getName()));
+        Assert.assertTrue(f.exists());
+    }
+
+    @Test
+    public void testTempJarCache00Init() throws IOException {
+        // may already been initialized by other test
+        // Assert.assertFalse(TempCacheReg.isTempJarCacheUsed());
+        // Assert.assertFalse(TempJarCache.isInitialized());
+        Assert.assertTrue(TempJarCache.initSingleton());
+        Assert.assertTrue(TempCacheReg.isTempJarCacheUsed(false));
+        Assert.assertTrue(TempJarCache.isInitialized(false));
+    }
+
+    @Test
+    public void testTempJarCache01LoadAllTestManifestAndClass() throws IOException, SecurityException, IllegalArgumentException, URISyntaxException {
+        if(AndroidVersion.isAvailable) { System.err.println("n/a on Android"); return; }
+
+        final ClassLoader cl = getClass().getClassLoader();
+        TempJarCache.addAll(PlatformProps.class, JarUtil.getJarFileUri(PlatformProps.class.getName(), cl));
+
+        File f0 = new File(TempJarCache.getTempFileCache().getTempDir(), "META-INF/MANIFEST.MF");
+        Assert.assertTrue(f0.exists());
+
+        File f1 = new File(TempJarCache.findResource("META-INF/MANIFEST.MF"));
+        Assert.assertTrue(f1.exists());
+        Assert.assertEquals(f0, f1);
+
+        f0 = new File(TempJarCache.getTempFileCache().getTempDir(), IOUtil.getClassFileName(PlatformProps.class.getName()));
+        Assert.assertTrue(f0.exists());
+
+        f1 = new File(TempJarCache.findResource(IOUtil.getClassFileName(PlatformProps.class.getName())));
+        Assert.assertTrue(f1.exists());
+        Assert.assertEquals(f0, f1);
+    }
+
+    @Test
+    public void testTempJarCache02AddNativeLibs() throws IOException, IllegalArgumentException, URISyntaxException {
+        if(AndroidVersion.isAvailable) { System.err.println("n/a on Android"); return; }
+        final Uri.Encoded nativeJarName = Uri.Encoded.cast("gluegen-rt-natives-"+PlatformProps.os_and_arch+".jar");
+        final String libBaseName = "gluegen_rt";
+        final ClassLoader cl = getClass().getClassLoader();
+
+        final Uri jarUri = JarUtil.getJarUri(TempJarCache.class.getName(), cl);
+        Assert.assertNotNull(jarUri);
+        System.err.println("1 - jarUri:");
+        URIDumpUtil.showUri(jarUri);
+
+        final Uri jarFileUri = jarUri.getContainedUri();
+        Assert.assertNotNull(jarFileUri);
+        System.err.println("2 - jarFileUri:");
+        URIDumpUtil.showUri(jarFileUri);
+
+        final Uri jarFileDir = jarFileUri.getParent();
+        Assert.assertNotNull(jarFileDir);
+        System.err.println("3 - jarFileDir:");
+        URIDumpUtil.showUri(jarFileDir);
+
+        final Uri nativeJarURI = JarUtil.getJarFileUri(jarFileDir, nativeJarName);
+        System.err.println("4 - nativeJarURI:");
+        URIDumpUtil.showUri(nativeJarURI);
+
+        TempJarCache.addNativeLibs(TempJarCache.class, nativeJarURI, null /* nativeLibraryPath */);
+        final String libFullPath = TempJarCache.findLibrary(libBaseName);
+        Assert.assertNotNull(libFullPath);
+        Assert.assertEquals(libBaseName, JNILibrary.isValidNativeLibraryName(libFullPath, true));
+        final File f = new File(libFullPath);
+        Assert.assertTrue(f.exists());
+    }
+
+    @Test
+    public void testTempJarCache04aSameClassLoader() throws IOException {
+        assertTempFileCachesIndividualInstances(true, TempJarCache.getTempFileCache(), TempJarCache.getTempFileCache());
+
+        final ClassLoader cl = getClass().getClassLoader();
+        final TempFileCache fileCache2 = (TempFileCache) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "getTempFileCache", null, null, cl);
+        final TempFileCache fileCache3 = (TempFileCache) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "getTempFileCache", null, null, cl);
+        assertTempFileCachesIndividualInstances(true, fileCache2, fileCache3);
+    }
+
+    @Test
+    public void testTempJarCache04bDiffClassLoader() throws IOException, IllegalArgumentException, URISyntaxException {
+        if(AndroidVersion.isAvailable) { System.err.println("n/a on Android"); return; }
+        final URL[] urls = new URL[] { JarUtil.getJarFileUri(TempJarCache.class.getName(), getClass().getClassLoader()).toURL() };
+        System.err.println("url: "+urls[0]);
+        final ClassLoader cl2 = new TestClassLoader(urls, null);
+        final ClassLoader cl3 = new TestClassLoader(urls, null);
+
+        Assert.assertFalse(( (Boolean) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "isInitialized", new Class<?>[] { Boolean.TYPE }, new Object[] { Boolean.FALSE }, cl2)
+                           ).booleanValue());
+        Assert.assertFalse(( (Boolean) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "isInitialized", new Class<?>[] { Boolean.TYPE }, new Object[] { Boolean.FALSE }, cl3)
+                           ).booleanValue());
+        Assert.assertTrue(( (Boolean) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "initSingleton", null, null, cl2)
+                           ).booleanValue());
+        Assert.assertTrue(( (Boolean) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "initSingleton", null, null, cl3)
+                           ).booleanValue());
+        Assert.assertTrue(( (Boolean) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "isInitialized", new Class<?>[] { Boolean.TYPE }, new Object[] { Boolean.FALSE }, cl2)
+                           ).booleanValue());
+        Assert.assertTrue(( (Boolean) ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "isInitialized", new Class<?>[] { Boolean.TYPE }, new Object[] { Boolean.FALSE }, cl3)
+                           ).booleanValue());
+
+        final Object fileCache2 = ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "getTempFileCache", null, null, cl2);
+        final Object fileCache3 = ReflectionUtil.callStaticMethod(TempJarCache.class.getName(), "getTempFileCache", null, null, cl3);
+
+        assertTempFileCachesIndividualInstances(false, fileCache2, cl2, fileCache3, cl3);
+    }
+
+    public static void main(final String args[]) throws IOException {
+        final String tstname = TestTempJarCache.class.getName();
+        org.junit.runner.JUnitCore.main(tstname);
+    }
+
+}