1 files changed, 183 insertions, 0 deletions
diff --git a/sandbox/ant/sca/trunk/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/OSGiTestBundles.java b/sandbox/ant/sca/trunk/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/OSGiTestBundles.java
new file mode 100644
index 0000000000..1a7b961271
--- /dev/null
+++ b/sandbox/ant/sca/trunk/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/OSGiTestBundles.java
@@ -0,0 +1,183 @@
+/*
+ * 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 calculator.dosgi.test;
+
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.jar.JarOutputStream;
+import java.util.jar.Manifest;
+import java.util.zip.ZipEntry;
+
+import org.osgi.framework.BundleActivator;
+import org.osgi.framework.Constants;
+
+/**
+ * 
+ * Utility class to create OSGi bundles
+ *
+ * @version $Rev$ $Date$
+ */
+public class OSGiTestBundles {
+    private static String getPackageName(Class<?> cls) {
+        String name = cls.getName();
+        int index = name.lastIndexOf('.');
+        return index == -1 ? "" : name.substring(0, index);
+    }
+
+    public static URL createBundle(String jarName, String mfFile, String[][] resources, Class<?>... classes)
+        throws IOException {
+        InputStream is = OSGiTestBundles.class.getClassLoader().getResourceAsStream(mfFile);
+        Manifest manifest = new Manifest(is);
+        is.close();
+
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        JarOutputStream jarOut = new JarOutputStream(out, manifest);
+
+        for (Class<?> cls : classes) {
+            addClass(jarOut, cls);
+        }
+
+        if (resources != null) {
+            for (String resource[] : resources) {
+                addResource(jarOut, OSGiTestBundles.class.getClassLoader(), resource[0], resource[1]);
+            }
+        }
+
+        jarOut.close();
+        out.close();
+
+        File jar = new File(jarName);
+        FileOutputStream fileOut = new FileOutputStream(jar);
+        fileOut.write(out.toByteArray());
+        fileOut.close();
+
+        return jar.toURI().toURL();
+    }
+
+    public static URL createBundle(String jarName,
+                                   String bundleName,
+                                   String exports,
+                                   String imports,
+                                   String[] resources,
+                                   Class<?>... classes) throws IOException {
+
+        Class<?> activator = null;
+        Set<String> packages = new HashSet<String>();
+        StringBuffer exportPackages = new StringBuffer();
+        if (exports != null) {
+            exportPackages.append(exports);
+        }
+        for (Class<?> cls : classes) {
+            if (BundleActivator.class.isAssignableFrom(cls)) {
+                activator = cls;
+            }
+            if (exports == null && cls.isInterface()) {
+                String pkg = getPackageName(cls);
+                if (packages.add(pkg)) {
+                    exportPackages.append(pkg).append(",");
+                }
+            }
+        }
+        int len = exportPackages.length();
+        if (len > 0 && exportPackages.charAt(len - 1) == ',') {
+            exportPackages.deleteCharAt(len - 1);
+        }
+
+        Manifest manifest = new Manifest();
+        // This attribute Manifest-Version is required so that the MF will be added to the jar
+        manifest.getMainAttributes().putValue("Manifest-Version", "1.0");
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_MANIFESTVERSION, "2");
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_SYMBOLICNAME, bundleName);
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_VERSION, "1.0.0");
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_NAME, bundleName);
+        manifest.getMainAttributes().putValue(Constants.EXPORT_PACKAGE, exportPackages.toString());
+        StringBuffer importPackages = new StringBuffer();
+        if (imports != null) {
+            importPackages.append(imports).append(",org.osgi.framework");
+        } else {
+            importPackages.append("org.osgi.framework");
+        }
+        manifest.getMainAttributes().putValue(Constants.IMPORT_PACKAGE, importPackages.toString());
+
+        if (activator != null) {
+            manifest.getMainAttributes().putValue(Constants.BUNDLE_ACTIVATOR, activator.getName());
+        }
+
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        JarOutputStream jarOut = new JarOutputStream(out, manifest);
+
+        for (Class<?> cls : classes) {
+            addClass(jarOut, cls);
+        }
+
+        if (resources != null) {
+            for (String resource : resources) {
+                addResource(jarOut, OSGiTestBundles.class.getClassLoader(), resource, null);
+            }
+        }
+
+        jarOut.close();
+        out.close();
+
+        File jar = new File(jarName);
+        FileOutputStream fileOut = new FileOutputStream(jar);
+        fileOut.write(out.toByteArray());
+        fileOut.close();
+
+        return jar.toURI().toURL();
+    }
+
+    private static void addClass(JarOutputStream jarOut, Class<?> javaClass) throws IOException, FileNotFoundException {
+        String classFile = javaClass.getName().replace('.', '/') + ".class";
+        URL url = javaClass.getResource(javaClass.getSimpleName() + ".class");
+        addEntry(jarOut, url, classFile);
+    }
+
+    private static void addResource(JarOutputStream jarOut, ClassLoader cl, String resourceName, String entryName)
+        throws IOException, FileNotFoundException {
+        URL url = cl.getResource(resourceName);
+        if (entryName == null) {
+            entryName = resourceName;
+        }
+        addEntry(jarOut, url, entryName);
+    }
+
+    private static void addEntry(JarOutputStream jarOut, URL url, String resourceName) throws IOException,
+        FileNotFoundException {
+        String path = url.getPath();
+
+        ZipEntry ze = new ZipEntry(resourceName);
+
+        jarOut.putNextEntry(ze);
+        FileInputStream file = new FileInputStream(path);
+        byte[] fileContents = new byte[file.available()];
+        file.read(fileContents);
+        jarOut.write(fileContents);
+        jarOut.closeEntry();
+    }
+}