Examples with WeavingHook org.osgi.framework.hooks.weaving.WeavingHook used on opensource projects

Example 36 with WeavingHook

use of org.osgi.framework.hooks.weaving.WeavingHook in project aries by apache.

the class ClientWeavingHookTest method testClientMultipleTargetBundles2.

@Test
public void testClientMultipleTargetBundles2() throws Exception {
    Dictionary<String, String> headers = new Hashtable<String, String>();
    headers.put(SpiFlyConstants.SPI_CONSUMER_HEADER, "java.util.ServiceLoader#load(java.lang.Class);bundleId=1|4");
    Bundle providerBundle1 = mockProviderBundle("impl1", 1);
    Bundle providerBundle2 = mockProviderBundle("impl2", 2);
    Bundle providerBundle4 = mockProviderBundle("impl4", 4);
    activator.registerProviderBundle("org.apache.aries.mytest.MySPI", providerBundle1, new HashMap<String, Object>());
    activator.registerProviderBundle("org.apache.aries.mytest.MySPI", providerBundle2, new HashMap<String, Object>());
    activator.registerProviderBundle("org.apache.aries.mytest.AltSPI", providerBundle2, new HashMap<String, Object>());
    activator.registerProviderBundle("org.apache.aries.mytest.MySPI", providerBundle4, new HashMap<String, Object>());
    activator.registerProviderBundle("org.apache.aries.mytest.AltSPI", providerBundle4, new HashMap<String, Object>());
    Bundle consumerBundle = mockConsumerBundle(headers, providerBundle1, providerBundle2, providerBundle4);
    activator.addConsumerWeavingData(consumerBundle, SpiFlyConstants.SPI_CONSUMER_HEADER);
    Bundle spiFlyBundle = mockSpiFlyBundle(consumerBundle, providerBundle1, providerBundle2, providerBundle4);
    WeavingHook wh = new ClientWeavingHook(spiFlyBundle.getBundleContext(), activator);
    // Weave the TestClient class.
    URL clsUrl = getClass().getResource("TestClient.class");
    WovenClass wc = new MyWovenClass(clsUrl, "org.apache.aries.spifly.dynamic.TestClient", consumerBundle);
    wh.weave(wc);
    // Invoke the woven class and check that it propertly sets the TCCL so that the
    // META-INF/services/org.apache.aries.mytest.MySPI file from impl2 is visible.
    Class<?> cls = wc.getDefinedClass();
    Method method = cls.getMethod("test", new Class[] { String.class });
    Object result = method.invoke(cls.getDeclaredConstructor().newInstance(), "hello");
    Set<String> expected = new HashSet<String>(Arrays.asList("olleh", "impl4"));
    Assert.assertEquals("All providers should be selected for this one", expected, result);
}

Example 37 with WeavingHook

use of org.osgi.framework.hooks.weaving.WeavingHook in project aries by apache.

the class ClientWeavingHookTest method testJAXPClientWantsAltImplementation1.

// If there is an alternate implementation it should always be favoured over the JRE one
@Test
public void testJAXPClientWantsAltImplementation1() throws Exception {
    Bundle systembundle = mockSystemBundle();
    Bundle providerBundle = mockProviderBundle("impl3", 1);
    activator.registerProviderBundle("javax.xml.parsers.DocumentBuilderFactory", providerBundle, new HashMap<String, Object>());
    Dictionary<String, String> headers = new Hashtable<String, String>();
    headers.put(SpiFlyConstants.SPI_CONSUMER_HEADER, "javax.xml.parsers.DocumentBuilderFactory#newInstance()");
    Bundle consumerBundle = mockConsumerBundle(headers, providerBundle, systembundle);
    activator.addConsumerWeavingData(consumerBundle, SpiFlyConstants.SPI_CONSUMER_HEADER);
    WeavingHook wh = new ClientWeavingHook(mockSpiFlyBundle(consumerBundle, providerBundle, systembundle).getBundleContext(), activator);
    URL clsUrl = getClass().getResource("JaxpClient.class");
    WovenClass wc = new MyWovenClass(clsUrl, "org.apache.aries.spifly.dynamic.JaxpClient", consumerBundle);
    wh.weave(wc);
    Class<?> cls = wc.getDefinedClass();
    Method method = cls.getMethod("test", new Class[] {});
    Class<?> result = (Class<?>) method.invoke(cls.getDeclaredConstructor().newInstance());
    Assert.assertEquals("JAXP implementation from JRE", "org.apache.aries.spifly.dynamic.impl3.MyAltDocumentBuilderFactory", result.getName());
}

Example 38 with WeavingHook

use of org.osgi.framework.hooks.weaving.WeavingHook in project aries by apache.

the class ClientWeavingHookTest method testAltServiceLoaderLoadUnprocessed.

@Test
public void testAltServiceLoaderLoadUnprocessed() throws Exception {
    Bundle spiFlyBundle = mockSpiFlyBundle();
    Dictionary<String, String> headers = new Hashtable<String, String>();
    headers.put(SpiFlyConstants.SPI_CONSUMER_HEADER, "*");
    Bundle consumerBundle = mockConsumerBundle(headers, spiFlyBundle);
    WeavingHook wh = new ClientWeavingHook(spiFlyBundle.getBundleContext(), activator);
    // Weave the TestClient class.
    URL clsUrl = getClass().getResource("UnaffectedTestClient.class");
    Assert.assertNotNull("Precondition", clsUrl);
    WovenClass wc = new MyWovenClass(clsUrl, "org.apache.aries.spifly.dynamic.UnaffectedTestClient", consumerBundle);
    Assert.assertEquals("Precondition", 0, wc.getDynamicImports().size());
    wh.weave(wc);
    Assert.assertEquals("The client is not affected so no additional imports should have been added", 0, wc.getDynamicImports().size());
    // ok the weaving is done, now prepare the registry for the call
    Bundle providerBundle = mockProviderBundle("impl1", 1);
    activator.registerProviderBundle("org.apache.aries.mytest.MySPI", providerBundle, new HashMap<String, Object>());
    // Invoke the woven class and check that it propertly sets the TCCL so that the
    // META-INF/services/org.apache.aries.mytest.MySPI file from impl1 is visible.
    Class<?> cls = wc.getDefinedClass();
    Method method = cls.getMethod("test", new Class[] { String.class });
    Object result = method.invoke(cls.getDeclaredConstructor().newInstance(), "hello");
    Assert.assertEquals("impl4", result);
}

Example 39 with WeavingHook

use of org.osgi.framework.hooks.weaving.WeavingHook in project aries by apache.

the class ClientWeavingHookTest method testJAXPClientWantsJREImplementation2.

@Test
public void testJAXPClientWantsJREImplementation2() throws Exception {
    Bundle systembundle = mockSystemBundle();
    Bundle providerBundle = mockProviderBundle("impl3", 1);
    activator.registerProviderBundle("javax.xml.parsers.DocumentBuilderFactory", providerBundle, new HashMap<String, Object>());
    Dictionary<String, String> headers = new Hashtable<String, String>();
    headers.put(SpiFlyConstants.SPI_CONSUMER_HEADER, "javax.xml.parsers.DocumentBuilderFactory#newInstance();bundleId=0");
    Bundle consumerBundle = mockConsumerBundle(headers, providerBundle, systembundle);
    activator.addConsumerWeavingData(consumerBundle, SpiFlyConstants.SPI_CONSUMER_HEADER);
    WeavingHook wh = new ClientWeavingHook(mockSpiFlyBundle(consumerBundle, providerBundle, systembundle).getBundleContext(), activator);
    URL clsUrl = getClass().getResource("JaxpClient.class");
    WovenClass wc = new MyWovenClass(clsUrl, "org.apache.aries.spifly.dynamic.JaxpClient", consumerBundle);
    wh.weave(wc);
    Class<?> cls = wc.getDefinedClass();
    Method method = cls.getMethod("test", new Class[] {});
    Class<?> result = (Class<?>) method.invoke(cls.getDeclaredConstructor().newInstance());
    Assert.assertEquals("JAXP implementation from JRE", thisJVMsDBF, result.getName());
}

Example 40 with WeavingHook

use of org.osgi.framework.hooks.weaving.WeavingHook in project aries by apache.

the class ClientWeavingHookTest method testMultipleProviders.

@Test
public void testMultipleProviders() throws Exception {
    Bundle spiFlyBundle = mockSpiFlyBundle();
    Dictionary<String, String> headers = new Hashtable<String, String>();
    headers.put(SpiFlyConstants.SPI_CONSUMER_HEADER, "*");
    Bundle consumerBundle = mockConsumerBundle(headers, spiFlyBundle);
    activator.addConsumerWeavingData(consumerBundle, SpiFlyConstants.SPI_CONSUMER_HEADER);
    WeavingHook wh = new ClientWeavingHook(spiFlyBundle.getBundleContext(), activator);
    // Weave the TestClient class.
    URL clsUrl = getClass().getResource("TestClient.class");
    WovenClass wc = new MyWovenClass(clsUrl, "org.apache.aries.spifly.dynamic.TestClient", consumerBundle);
    wh.weave(wc);
    Bundle providerBundle1 = mockProviderBundle("impl1", 1);
    Bundle providerBundle2 = mockProviderBundle("impl2", 2);
    activator.registerProviderBundle("org.apache.aries.mytest.MySPI", providerBundle1, new HashMap<String, Object>());
    activator.registerProviderBundle("org.apache.aries.mytest.MySPI", providerBundle2, new HashMap<String, Object>());
    // Invoke the woven class and check that it propertly sets the TCCL so that the
    // META-INF/services/org.apache.aries.mytest.MySPI files from impl1 and impl2 are visible.
    Class<?> cls = wc.getDefinedClass();
    Method method = cls.getMethod("test", new Class[] { String.class });
    Object result = method.invoke(cls.getDeclaredConstructor().newInstance(), "hello");
    Set<String> expected = new HashSet<String>(Arrays.asList("olleh", "HELLO", "5"));
    Assert.assertEquals("All three services should be invoked", expected, result);
}