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Posted to dev@sling.apache.org by GitBox <gi...@apache.org> on 2017/12/08 15:19:59 UTC
[GitHub] justinedelson closed pull request #1: SLING-5668 - Leverage ServletRequestListener.requestDestroyed for cal?
justinedelson closed pull request #1: SLING-5668 - Leverage ServletRequestListener.requestDestroyed for cal?
URL: https://github.com/apache/sling-org-apache-sling-models-impl/pull/1
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
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diff --git a/.gitignore b/.gitignore
index 5b783ed..12746f7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@ maven-eclipse.xml
.DS_Store
jcr.log
atlassian-ide-plugin.xml
+dependency-reduced-pom.xml
diff --git a/pom.xml b/pom.xml
index 63270e0..97a29f2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -142,8 +142,8 @@
</dependency>
<dependency>
<groupId>org.osgi</groupId>
- <artifactId>org.osgi.compendium</artifactId>
- <version>4.2.0</version>
+ <artifactId>osgi.cmpn</artifactId>
+ <version>6.0.0</version>
<scope>provided</scope>
</dependency>
<dependency>
@@ -154,7 +154,8 @@
</dependency>
<dependency>
<groupId>org.osgi</groupId>
- <artifactId>org.osgi.core</artifactId>
+ <artifactId>osgi.core</artifactId>
+ <version>6.0.0</version>
<scope>provided</scope>
</dependency>
<dependency>
@@ -188,7 +189,7 @@
<dependency>
<groupId>org.apache.sling</groupId>
<artifactId>org.apache.sling.testing.osgi-mock</artifactId>
- <version>1.5.0</version>
+ <version>2.3.2</version>
<scope>test</scope>
</dependency>
<dependency>
diff --git a/src/main/java/org/apache/sling/models/impl/ModelAdapterFactory.java b/src/main/java/org/apache/sling/models/impl/ModelAdapterFactory.java
index 9f21435..1897a51 100644
--- a/src/main/java/org/apache/sling/models/impl/ModelAdapterFactory.java
+++ b/src/main/java/org/apache/sling/models/impl/ModelAdapterFactory.java
@@ -41,11 +41,16 @@
import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
import javax.annotation.PostConstruct;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletRequestEvent;
+import javax.servlet.ServletRequestListener;
+import javax.servlet.ServletRequestWrapper;
import org.apache.commons.lang3.StringUtils;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.ReferenceCardinality;
@@ -98,12 +103,17 @@
import org.osgi.framework.Constants;
import org.osgi.framework.ServiceRegistration;
import org.osgi.service.component.ComponentContext;
+import org.osgi.service.http.whiteboard.HttpWhiteboardConstants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Component(metatype = true, immediate = true,
label = "Apache Sling Model Adapter Factory")
-@Service(value = ModelFactory.class)
+@Service(value = { ModelFactory.class, ServletRequestListener.class })
+@Properties({
+ @Property(name = HttpWhiteboardConstants.HTTP_WHITEBOARD_LISTENER, value = "true"),
+ @Property(name = HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_SELECT, value = "(" + HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_NAME + "=*)")
+})
@References({
@Reference(
name = "injector",
@@ -117,7 +127,7 @@
policy = ReferencePolicy.DYNAMIC)
})
@SuppressWarnings("deprecation")
-public class ModelAdapterFactory implements AdapterFactory, Runnable, ModelFactory {
+public class ModelAdapterFactory implements AdapterFactory, Runnable, ModelFactory, ServletRequestListener {
// hard code this value since we always know exactly how many there are
private static final int VALUE_PREPARERS_COUNT = 2;
@@ -147,6 +157,8 @@ private void onDisposed() {
private ConcurrentMap<java.lang.ref.Reference<Object>, DisposalCallbackRegistryImpl> disposalCallbacks;
+ private ConcurrentHashMap<ServletRequest, DisposalCallbackRegistryImpl> requestDisposalCallbacks;
+
@Override
public void run() {
clearDisposalCallbackRegistryQueue();
@@ -576,7 +588,11 @@ RuntimeException injectElement(final InjectableElement element, final Object ada
MapBackedInvocationHandler handler = new MapBackedInvocationHandler(methods);
DisposalCallbackRegistryImpl registry = new DisposalCallbackRegistryImpl();
- registerCallbackRegistry(handler, registry);
+ if (adaptable instanceof ServletRequest) {
+ registerRequestCallbackRegistry((ServletRequest) adaptable, registry);
+ } else {
+ registerCallbackRegistry(handler, registry);
+ }
final Map<ValuePreparer, Object> preparedValues = new HashMap<>(VALUE_PREPARERS_COUNT);
@@ -599,6 +615,18 @@ private void registerCallbackRegistry(Object object, DisposalCallbackRegistryImp
disposalCallbacks.put(reference, registry);
}
+ private void registerRequestCallbackRegistry(ServletRequest request, DisposalCallbackRegistryImpl registry) {
+ request = unwrapRequest(request);
+ requestDisposalCallbacks.put(request, registry);
+ }
+
+ private static ServletRequest unwrapRequest(ServletRequest request) {
+ while (request instanceof ServletRequestWrapper) {
+ request = ((ServletRequestWrapper) request).getRequest();
+ }
+ return request;
+ }
+
private <ModelType> Result<ModelType> createObject(final Object adaptable, final ModelClass<ModelType> modelClass)
throws InstantiationException, InvocationTargetException, IllegalAccessException {
DisposalCallbackRegistryImpl registry = new DisposalCallbackRegistryImpl();
@@ -637,7 +665,11 @@ private void registerCallbackRegistry(Object object, DisposalCallbackRegistryImp
}
}
- registerCallbackRegistry(object, registry);
+ if (adaptable instanceof SlingHttpServletRequest) {
+ registerRequestCallbackRegistry((SlingHttpServletRequest) adaptable, registry);
+ } else {
+ registerCallbackRegistry(object, registry);
+ }
InjectCallback callback = new SetFieldCallback(object);
@@ -1025,32 +1057,40 @@ protected ThreadInvocationCounter initialValue() {
BundleContext bundleContext = ctx.getBundleContext();
this.queue = new ReferenceQueue<>();
this.disposalCallbacks = new ConcurrentHashMap<>();
- Hashtable<Object, Object> properties = new Hashtable<>();
+ this.requestDisposalCallbacks = new ConcurrentHashMap<>();
+ Hashtable<String, Object> properties = new Hashtable<>();
properties.put(Constants.SERVICE_VENDOR, "Apache Software Foundation");
properties.put(Constants.SERVICE_DESCRIPTION, "Sling Models OSGi Service Disposal Job");
properties.put("scheduler.name", "Sling Models OSGi Service Disposal Job");
properties.put("scheduler.concurrent", false);
properties.put("scheduler.period", PropertiesUtil.toLong(props.get(PROP_CLEANUP_JOB_PERIOD), DEFAULT_CLEANUP_JOB_PERIOD));
- this.jobRegistration = bundleContext.registerService(Runnable.class.getName(), this, properties);
+ this.jobRegistration = bundleContext.registerService(Runnable.class, this, properties);
this.scriptEngineFactory = new SlingModelsScriptEngineFactory(bundleContext.getBundle());
this.listener = new ModelPackageBundleListener(ctx.getBundleContext(), this, this.adapterImplementations, bindingsValuesProvidersByContext, scriptEngineFactory);
- Hashtable<Object, Object> printerProps = new Hashtable<>();
+ Hashtable<String, Object> printerProps = new Hashtable<>();
printerProps.put(Constants.SERVICE_VENDOR, "Apache Software Foundation");
printerProps.put(Constants.SERVICE_DESCRIPTION, "Sling Models Configuration Printer");
printerProps.put("felix.webconsole.label", "slingmodels");
printerProps.put("felix.webconsole.title", "Sling Models");
printerProps.put("felix.webconsole.configprinter.modes", "always");
- this.configPrinterRegistration = bundleContext.registerService(Object.class.getName(),
+ this.configPrinterRegistration = bundleContext.registerService(Object.class,
new ModelConfigurationPrinter(this, bundleContext, adapterImplementations), printerProps);
+
}
@Deactivate
protected void deactivate() {
this.adapterCache = null;
+ if (this.requestDisposalCallbacks != null) {
+ for (final DisposalCallbackRegistryImpl requestRegistries : this.requestDisposalCallbacks.values()) {
+ requestRegistries.onDisposed();
+ }
+ }
+ this.requestDisposalCallbacks = null;
this.clearDisposalCallbackRegistryQueue();
this.listener.unregisterAll();
this.adapterImplementations.removeAll();
@@ -1256,4 +1296,16 @@ private Object handleBoundModelResult(Result<?> result) {
scriptEngineFactory, bindingsValuesProvidersByContext).adaptTo(targetClass);
}
+ @Override
+ public void requestDestroyed(ServletRequestEvent sre) {
+ ServletRequest request = unwrapRequest(sre.getServletRequest());
+ DisposalCallbackRegistryImpl registry = requestDisposalCallbacks.remove(request);
+ if (registry != null) {
+ registry.onDisposed();
+ }
+ }
+
+ @Override
+ public void requestInitialized(ServletRequestEvent sre) {
+ }
}
diff --git a/src/main/java/org/apache/sling/models/impl/ModelPackageBundleListener.java b/src/main/java/org/apache/sling/models/impl/ModelPackageBundleListener.java
index 28dcc16..0c285f5 100644
--- a/src/main/java/org/apache/sling/models/impl/ModelPackageBundleListener.java
+++ b/src/main/java/org/apache/sling/models/impl/ModelPackageBundleListener.java
@@ -49,7 +49,7 @@
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class ModelPackageBundleListener implements BundleTrackerCustomizer {
+public class ModelPackageBundleListener implements BundleTrackerCustomizer<ServiceRegistration[]> {
static final String PACKAGE_HEADER = "Sling-Model-Packages";
static final String CLASSES_HEADER = "Sling-Model-Classes";
@@ -96,12 +96,12 @@ public ModelPackageBundleListener(BundleContext bundleContext,
this.adapterImplementations = adapterImplementations;
this.bindingsValuesProvidersByContext = bindingsValuesProvidersByContext;
this.scriptEngineFactory = scriptEngineFactory;
- this.bundleTracker = new BundleTracker(bundleContext, Bundle.ACTIVE, this);
+ this.bundleTracker = new BundleTracker<>(bundleContext, Bundle.ACTIVE, this);
this.bundleTracker.open();
}
@Override
- public Object addingBundle(Bundle bundle, BundleEvent event) {
+ public ServiceRegistration[] addingBundle(Bundle bundle, BundleEvent event) {
List<ServiceRegistration> regs = new ArrayList<>();
Dictionary<?, ?> headers = bundle.getHeaders();
@@ -193,23 +193,21 @@ private void analyzeClass(Bundle bundle, String className, List<ServiceRegistrat
}
@Override
- public void modifiedBundle(Bundle bundle, BundleEvent event, Object object) {
+ public void modifiedBundle(Bundle bundle, BundleEvent event, ServiceRegistration[] object) {
}
@Override
- public void removedBundle(Bundle bundle, BundleEvent event, Object object) {
- if (object instanceof ServiceRegistration[]) {
- for (ServiceRegistration reg : (ServiceRegistration[]) object) {
- ServiceReference ref = reg.getReference();
- String[] adapterTypeNames = PropertiesUtil.toStringArray(ref.getProperty(AdapterFactory.ADAPTER_CLASSES));
- if (adapterTypeNames != null) {
- String implTypeName = PropertiesUtil.toString(ref.getProperty(PROP_IMPLEMENTATION_CLASS), null);
- for (String adapterTypeName : adapterTypeNames) {
- adapterImplementations.remove(adapterTypeName, implTypeName);
- }
+ public void removedBundle(Bundle bundle, BundleEvent event, ServiceRegistration[] object) {
+ for (ServiceRegistration reg : object) {
+ ServiceReference ref = reg.getReference();
+ String[] adapterTypeNames = PropertiesUtil.toStringArray(ref.getProperty(AdapterFactory.ADAPTER_CLASSES));
+ if (adapterTypeNames != null) {
+ String implTypeName = PropertiesUtil.toString(ref.getProperty(PROP_IMPLEMENTATION_CLASS), null);
+ for (String adapterTypeName : adapterTypeNames) {
+ adapterImplementations.remove(adapterTypeName, implTypeName);
}
- reg.unregister();
}
+ reg.unregister();
}
adapterImplementations.removeResourceTypeBindings(bundle);
diff --git a/src/test/java/org/apache/sling/models/impl/OSGiInjectionTest.java b/src/test/java/org/apache/sling/models/impl/OSGiInjectionTest.java
index 166545f..ec04a57 100644
--- a/src/test/java/org/apache/sling/models/impl/OSGiInjectionTest.java
+++ b/src/test/java/org/apache/sling/models/impl/OSGiInjectionTest.java
@@ -55,6 +55,8 @@
import org.osgi.framework.ServiceReference;
import org.osgi.service.component.ComponentContext;
+import javax.servlet.ServletRequestListener;
+
@RunWith(MockitoJUnitRunner.class)
public class OSGiInjectionTest {
private ModelAdapterFactory factory;
@@ -216,9 +218,9 @@ public void testSetOSGiModelField() throws Exception {
SetOSGiModel model = factory.getAdapter(res, SetOSGiModel.class);
assertNull(model);
- verify(bundleContext).registerService(eq(Runnable.class.getName()), eq(factory), any(Dictionary.class));
+ verify(bundleContext).registerService(eq(Runnable.class), eq(factory), any(Dictionary.class));
verify(bundleContext).addBundleListener(any(BundleListener.class));
- verify(bundleContext).registerService(eq(Object.class.getName()), any(Object.class), any(Dictionary.class));
+ verify(bundleContext).registerService(eq(Object.class), any(Object.class), any(Dictionary.class));
verify(bundleContext).getBundles();
verify(bundleContext).getBundle();
verifyNoMoreInteractions(res, bundleContext);
diff --git a/src/test/java/org/apache/sling/models/impl/RequestDisposalTest.java b/src/test/java/org/apache/sling/models/impl/RequestDisposalTest.java
new file mode 100644
index 0000000..c163798
--- /dev/null
+++ b/src/test/java/org/apache/sling/models/impl/RequestDisposalTest.java
@@ -0,0 +1,136 @@
+/*
+ * 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 org.apache.sling.models.impl;
+
+import org.apache.sling.api.SlingHttpServletRequest;
+import org.apache.sling.api.resource.Resource;
+import org.apache.sling.api.wrappers.SlingHttpServletRequestWrapper;
+import org.apache.sling.models.annotations.Model;
+import org.apache.sling.models.spi.DisposalCallback;
+import org.apache.sling.models.spi.DisposalCallbackRegistry;
+import org.apache.sling.models.spi.Injector;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.runners.MockitoJUnitRunner;
+import org.osgi.framework.BundleContext;
+import org.osgi.service.component.ComponentContext;
+
+import javax.annotation.CheckForNull;
+import javax.annotation.Nonnull;
+import javax.inject.Inject;
+import javax.servlet.ServletContext;
+import javax.servlet.ServletRequestEvent;
+import java.lang.reflect.AnnotatedElement;
+import java.lang.reflect.Type;
+import java.util.Hashtable;
+
+import static org.mockito.Mockito.*;
+import static org.junit.Assert.*;
+
+@RunWith(MockitoJUnitRunner.class)
+public class RequestDisposalTest {
+ @Mock
+ private ComponentContext componentCtx;
+
+ @Mock
+ private BundleContext bundleContext;
+
+ @Mock
+ private Resource resource;
+
+ @Mock
+ private SlingHttpServletRequest request;
+
+ @Mock
+ private ServletContext servletContext;
+
+ private ModelAdapterFactory factory;
+
+ private TestDisposalCallback callback;
+
+ @Before
+ public void setup() {
+ when(componentCtx.getBundleContext()).thenReturn(bundleContext);
+ when(componentCtx.getProperties()).thenReturn(new Hashtable<String, Object>());
+
+ factory = new ModelAdapterFactory();
+ factory.activate(componentCtx);
+ factory.bindInjector(new DisposedInjector(), new ServicePropertiesMap(0, 0));
+ factory.adapterImplementations.addClassesAsAdapterAndImplementation(TestModel.class);
+
+ callback = new TestDisposalCallback();
+
+ }
+
+ @Test
+ public void test() {
+ // destroy a wrapper of the root request
+ SlingHttpServletRequest destroyedRequest = new SlingHttpServletRequestWrapper(request);
+
+ // but adapt from a wrapper of a wrapper of that wrapper
+ SlingHttpServletRequest adaptableRequest = new SlingHttpServletRequestWrapper(new SlingHttpServletRequestWrapper(destroyedRequest));
+
+ TestModel model = factory.getAdapter(adaptableRequest, TestModel.class);
+ assertEquals("teststring", model.testString);
+
+ assertFalse(callback.isDisposed());
+
+ factory.requestDestroyed(new ServletRequestEvent(servletContext, destroyedRequest));
+
+ assertTrue(callback.isDisposed());
+ }
+
+ @Model(adaptables = SlingHttpServletRequest.class)
+ public static class TestModel {
+
+ @Inject
+ public String testString;
+
+ }
+
+ private class DisposedInjector implements Injector {
+ @Nonnull
+ @Override
+ public String getName() {
+ return "disposed";
+ }
+
+ @CheckForNull
+ @Override
+ public Object getValue(@Nonnull Object o, String s, @Nonnull Type type, @Nonnull AnnotatedElement annotatedElement, @Nonnull DisposalCallbackRegistry disposalCallbackRegistry) {
+ disposalCallbackRegistry.addDisposalCallback(callback);
+ return "teststring";
+ }
+ }
+
+ private class TestDisposalCallback implements DisposalCallback {
+ private boolean disposed = false;
+
+ @Override
+ public void onDisposed() {
+ disposed = true;
+ }
+
+ public boolean isDisposed() {
+ return disposed;
+ }
+ }
+
+
+}
diff --git a/src/test/java/org/apache/sling/models/testutil/ModelAdapterFactoryUtil.java b/src/test/java/org/apache/sling/models/testutil/ModelAdapterFactoryUtil.java
index cca5baa..bd3a133 100644
--- a/src/test/java/org/apache/sling/models/testutil/ModelAdapterFactoryUtil.java
+++ b/src/test/java/org/apache/sling/models/testutil/ModelAdapterFactoryUtil.java
@@ -18,13 +18,17 @@
*/
package org.apache.sling.models.testutil;
+import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
+import java.security.cert.X509Certificate;
import java.util.Dictionary;
import java.util.Enumeration;
import java.util.Hashtable;
+import java.util.List;
+import java.util.Map;
import java.util.Vector;
import org.apache.sling.testing.mock.osgi.MockOsgi;
@@ -33,6 +37,7 @@
import org.osgi.framework.BundleEvent;
import org.osgi.framework.BundleException;
import org.osgi.framework.ServiceReference;
+import org.osgi.framework.Version;
/**
* Helper methods for simulating sling models bundle events
@@ -47,7 +52,6 @@ private ModelAdapterFactoryUtil() {
/**
* Scan classpaths for given package name (and sub packages) to scan for and
* register all classes with @Model annotation.
- * @param packageName Java package name
*/
public static void addModelsForPackage(BundleContext bundleContext, Class... classes) {
Bundle bundle = new ModelsPackageBundle(classes, Bundle.ACTIVE, bundleContext);
@@ -81,7 +85,7 @@ public Dictionary getHeaders() {
@Override
public Enumeration findEntries(String path, String filePattern, boolean recurse) {
- Vector<URL> urls = new Vector<URL>(); // NOPMD
+ Vector<URL> urls = new Vector<>(); // NOPMD
for (int i = 0; i < classes.length; i++) {
try {
urls.add(new URL("file:/" + classes[i].getName().replace('.', '/') + ".class"));
@@ -198,6 +202,30 @@ public long getLastModified() {
return 0;
}
+ @Override
+ public File getDataFile(String filename) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public <A> A adapt(Class<A> type) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public Map<X509Certificate, List<X509Certificate>> getSignerCertificates(int signersType) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public Version getVersion() {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public int compareTo(Bundle o) {
+ throw new UnsupportedOperationException();
+ }
}
}
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