/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed 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.jboss.modules;
import org.jboss.modules.filter.PathFilter;
import org.junit.Assert;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
import java.util.jar.JarOutputStream;
/**
* Test the functionality of the JarResourceLoader.
*
* @author John Bailey
*/
public class JarResourceLoaderTest extends AbstractResourceLoaderTestCase {
private JarFile jarFile;
protected ResourceLoader createLoader(final PathFilter exportFilter) throws Exception {
File fileResourceRoot = getResource("test/fileresourceloader");
// Copy the classfile over
copyResource("org/jboss/modules/test/TestClass.class", "test/fileresourceloader", "org/jboss/modules/test");
// Build a jar to match the fileresource loader
final File outputFile = new File(getResource("test"), "jarresourceloader/test.jar");
outputFile.getParentFile().mkdirs();
buildJar(fileResourceRoot, outputFile);
// Create the jar file and resource loader
jarFile = new JarFile(outputFile, true);
return new JarFileResourceLoader("test-root", jarFile);
}
@Override
protected void assertResource(Resource resource, String fileName) {
final JarEntry entry = jarFile.getJarEntry(fileName);
Assert.assertEquals(entry.getSize(), resource.getSize());
}
static void buildJar(final File source, final File targetFile) throws IOException {
final JarOutputStream target = new JarOutputStream(new FileOutputStream(targetFile));
final String sourceBase = source.getPath();
add(sourceBase, source, target);
target.close();
}
private static void add(final String sourceBase, final File source, final JarOutputStream target) throws IOException {
BufferedInputStream in = null;
String entryName = source.getPath().replace(sourceBase, "").replace("\\", "/");
if(entryName.startsWith("/"))
entryName = entryName.substring(1);
try {
if (source.isDirectory()) {
if (!entryName.isEmpty()) {
if (!entryName.endsWith("/"))
entryName += "/";
final JarEntry entry = new JarEntry(entryName);
target.putNextEntry(entry);
target.closeEntry();
}
for (File nestedFile : source.listFiles())
add(sourceBase, nestedFile, target);
return;
}
final JarEntry entry = new JarEntry(entryName);
target.putNextEntry(entry);
in = new BufferedInputStream(new FileInputStream(source));
byte[] buffer = new byte[1024];
int count = 0;
while ((count = in.read(buffer)) != -1) {
target.write(buffer, 0, count);
}
target.closeEntry();
}
finally {
if (in != null) in.close();
}
}
}