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Print registered extensions in framework debug #2988

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merged 1 commit into from
Nov 4, 2023
Merged

Print registered extensions in framework debug #2988

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45 changes: 26 additions & 19 deletions sisu-osgi/sisu-osgi-connect/pom.xml
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Original file line number Diff line number Diff line change
@@ -1,14 +1,16 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.eclipse.tycho</groupId>
<artifactId>sisu-osgi</artifactId>
<version>5.0.0-SNAPSHOT</version>
</parent>
<artifactId>sisu-osgi-connect</artifactId>
<name>Sisu Implementation of the OSGi R8 Framework Connect Specification</name>

<dependencies>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.eclipse.tycho</groupId>
<artifactId>sisu-osgi</artifactId>
<version>5.0.0-SNAPSHOT</version>
</parent>
<artifactId>sisu-osgi-connect</artifactId>
<name>Sisu Implementation of the OSGi R8 Framework Connect Specification</name>

<dependencies>
<dependency>
<groupId>org.eclipse.tycho</groupId>
<artifactId>sisu-osgi-api</artifactId>
Expand All @@ -19,13 +21,18 @@
<artifactId>org.eclipse.osgi</artifactId>
</dependency>
<dependency>
<groupId>org.osgi</groupId>
<artifactId>org.osgi.service.component</artifactId>
<version>1.5.1</version>
<groupId>org.osgi</groupId>
<artifactId>org.osgi.service.component</artifactId>
<version>1.5.1</version>
</dependency>
<dependency>
<groupId>org.eclipse.sisu</groupId>
<artifactId>org.eclipse.sisu.plexus</artifactId>
<groupId>org.eclipse.platform</groupId>
<artifactId>org.eclipse.equinox.registry</artifactId>
<version>3.11.300</version>
</dependency>
<dependency>
<groupId>org.eclipse.sisu</groupId>
<artifactId>org.eclipse.sisu.plexus</artifactId>
</dependency>
<dependency>
<groupId>org.codehaus.plexus</groupId>
Expand All @@ -35,9 +42,9 @@
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
</dependency>
</dependencies>
<build>
</dependencies>

<build>
<plugins>
<plugin>
<groupId>org.codehaus.plexus</groupId>
Expand Down
67 changes: 65 additions & 2 deletions ...ect/src/main/java/org/eclipse/sisu/osgi/connect/PlexusFrameworkConnectServiceFactory.java
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,10 @@
import org.codehaus.plexus.personality.plexus.lifecycle.phase.Initializable;
import org.codehaus.plexus.personality.plexus.lifecycle.phase.InitializationException;
import org.codehaus.plexus.util.StringUtils;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtension;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.sisu.equinox.EquinoxServiceFactory;
import org.eclipse.sisu.equinox.embedder.EquinoxLifecycleListener;
import org.osgi.framework.Bundle;
Expand Down Expand Up @@ -152,8 +156,8 @@ synchronized PlexusConnectFramework getFramework(ClassRealm realm) throws Bundle
for (EquinoxLifecycleListener listener : lifecycleListeners.values()) {
connectFramework.debug("Calling " + listener);
try {
listener.afterFrameworkStarted(connectFramework);
} catch(RuntimeException e) {
listener.afterFrameworkStarted(connectFramework);
} catch (RuntimeException e) {
log.warn("Internal error in EquinoxLifecycleListener " + listener, e);
}
}
Expand Down Expand Up @@ -238,6 +242,62 @@ private static Map<String, String> readProperties(ClassLoader classloader, Logge

private static void printFrameworkState(Framework framework, Logger log) {
Bundle[] bundles = printBundles(framework, log);
printComponents(framework, log);
printExtensions(framework, log);
printServices(log, bundles);
}

private static void printExtensions(Framework framework, Logger log) {
log.info("============ Extension Registry ==================");
ServiceTracker<IExtensionRegistry, IExtensionRegistry> st = new ServiceTracker<>(framework.getBundleContext(),
IExtensionRegistry.class, null);
st.open(true);
try {
IExtensionRegistry registry = st.getService();
if (registry == null) {
log.info("No IExtensionRegistry installed (or started) in this framework");
return;
}
IExtensionPoint[] extensionPoints = registry.getExtensionPoints();
for (IExtensionPoint point : extensionPoints) {
log.info(point.getUniqueIdentifier() + " [contributed by " + point.getContributor() + "]");
for (IExtension extention : point.getExtensions()) {
log.info("\t" + extention.getUniqueIdentifier() + " [from " + extention.getContributor().getName()
+ "]");
for (IConfigurationElement element : extention.getConfigurationElements()) {
printConfigElement(element, 2, log);
}
}
}
} finally {
st.close();
}
}



private static void printConfigElement(IConfigurationElement element, int level, Logger log) {
StringBuilder sb = new StringBuilder();
sb.append("\t".repeat(level));
sb.append(element.getName());
for (String attr : element.getAttributeNames()) {
sb.append(' ');
sb.append(attr);
sb.append('=');
sb.append(element.getAttribute(attr));
}
String value = element.getValue();
if (value != null) {
sb.append(" @value = ");
sb.append(value);
}
log.info(sb.toString());
for (IConfigurationElement child : element.getChildren()) {
printConfigElement(child, level + 1, log);
}
}

private static void printComponents(Framework framework, Logger log) {
ServiceTracker<ServiceComponentRuntime, ServiceComponentRuntime> st = new ServiceTracker<>(
framework.getBundleContext(), ServiceComponentRuntime.class, null);
st.open();
Expand Down Expand Up @@ -268,6 +328,9 @@ private static void printFrameworkState(Framework framework, Logger log) {
} finally {
st.close();
}
}

private static void printServices(Logger log, Bundle[] bundles) {
log.info("============ Registered Services ==================");
Arrays.stream(bundles).map(Bundle::getRegisteredServices).filter(Objects::nonNull).flatMap(Arrays::stream)
.forEach(reference -> {
Expand Down
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