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ppalaga pushed a commit to branch camel-main
in repository https://gitbox.apache.org/repos/asf/camel-quarkus.git
commit 1782e9c58989dab30a3c16c9890b0246c397bc84
Author: Peter Palaga <ppal...@redhat.com>
AuthorDate: Tue Apr 27 00:05:57 2021 +0200
Make AtlasMap work on Quarkus 2.0.0
---
.../atlasmap/deployment/AtlasmapProcessor.java | 20 +++++
.../component/atlasmap/AtlasmapRecorder.java | 90 ++++++++++++++++++++++
2 files changed, 110 insertions(+)
diff --git
a/extensions/atlasmap/deployment/src/main/java/org/apache/camel/quarkus/component/atlasmap/deployment/AtlasmapProcessor.java
b/extensions/atlasmap/deployment/src/main/java/org/apache/camel/quarkus/component/atlasmap/deployment/AtlasmapProcessor.java
index 4eee6bf..0e35d58 100644
---
a/extensions/atlasmap/deployment/src/main/java/org/apache/camel/quarkus/component/atlasmap/deployment/AtlasmapProcessor.java
+++
b/extensions/atlasmap/deployment/src/main/java/org/apache/camel/quarkus/component/atlasmap/deployment/AtlasmapProcessor.java
@@ -180,11 +180,20 @@ import io.atlasmap.xml.v2.XmlNamespace;
import io.atlasmap.xml.v2.XmlNamespaces;
import io.quarkus.deployment.annotations.BuildProducer;
import io.quarkus.deployment.annotations.BuildStep;
+import io.quarkus.deployment.annotations.ExecutionTime;
+import io.quarkus.deployment.annotations.Record;
import io.quarkus.deployment.builditem.FeatureBuildItem;
import
io.quarkus.deployment.builditem.nativeimage.NativeImageResourceBuildItem;
import io.quarkus.deployment.builditem.nativeimage.ReflectiveClassBuildItem;
import io.quarkus.deployment.builditem.nativeimage.ServiceProviderBuildItem;
+import io.quarkus.deployment.recording.RecorderContext;
import io.quarkus.deployment.util.ServiceUtil;
+import io.quarkus.runtime.RuntimeValue;
+import org.apache.camel.component.atlasmap.AtlasMapComponent;
+import org.apache.camel.quarkus.component.atlasmap.AtlasmapRecorder;
+import org.apache.camel.quarkus.core.deployment.spi.CamelBeanBuildItem;
+import org.apache.camel.quarkus.core.deployment.spi.CamelContextBuildItem;
+import
org.apache.camel.quarkus.core.deployment.spi.CompiledCSimpleExpressionBuildItem;
class AtlasmapProcessor {
@@ -382,4 +391,15 @@ class AtlasmapProcessor {
});
}
+ @Record(ExecutionTime.STATIC_INIT)
+ @BuildStep
+ CamelBeanBuildItem configureComponent(
+ RecorderContext recorderContext,
+ AtlasmapRecorder recorder,
+ CamelContextBuildItem camelContext,
+ List<CompiledCSimpleExpressionBuildItem>
compiledCSimpleExpressions) {
+
+ final RuntimeValue<?> atlasmapComponent =
recorder.createAtlasmapComponent();
+ return new CamelBeanBuildItem("atlasmap",
AtlasMapComponent.class.getName(), atlasmapComponent);
+ }
}
diff --git
a/extensions/atlasmap/runtime/src/main/java/org/apache/camel/quarkus/component/atlasmap/AtlasmapRecorder.java
b/extensions/atlasmap/runtime/src/main/java/org/apache/camel/quarkus/component/atlasmap/AtlasmapRecorder.java
new file mode 100644
index 0000000..146484c
--- /dev/null
+++
b/extensions/atlasmap/runtime/src/main/java/org/apache/camel/quarkus/component/atlasmap/AtlasmapRecorder.java
@@ -0,0 +1,90 @@
+package org.apache.camel.quarkus.component.atlasmap;
+
+import java.net.URL;
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.LinkedHashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Set;
+
+import io.atlasmap.core.DefaultAtlasContextFactory;
+import io.quarkus.runtime.RuntimeValue;
+import io.quarkus.runtime.annotations.Recorder;
+import org.apache.camel.component.atlasmap.AtlasMapComponent;
+import org.jboss.logging.Logger;
+
+@Recorder
+public class AtlasmapRecorder {
+
+ public RuntimeValue<AtlasMapComponent> createAtlasmapComponent() {
+ /*
+ * TODO simplify once https://github.com/atlasmap/atlasmap/issues/2704
is solved
+ * Currently there is no way to directly create a
DefaultAtlasContextFactory with a custom compound class loader
+ */
+ final DefaultAtlasContextFactory cf =
DefaultAtlasContextFactory.getInstance();
+ cf.destroy();
+ final CamelQuarkusCompoundClassLoader compoundClassLoader = new
CamelQuarkusCompoundClassLoader();
+ final ClassLoader tccl =
Thread.currentThread().getContextClassLoader();
+ compoundClassLoader.addAlternativeLoader(tccl);
+ cf.init(compoundClassLoader);
+
+ final AtlasMapComponent component = new AtlasMapComponent();
+ component.setAtlasContextFactory(cf);
+ return new RuntimeValue<AtlasMapComponent>(component);
+ }
+
+ /**
+ * TODO: remove once https://github.com/atlasmap/atlasmap/pull/2703 is
fixed in an AtlasMap version we use
+ */
+ static class CamelQuarkusCompoundClassLoader extends
io.atlasmap.core.CompoundClassLoader {
+ private static final Logger LOG =
Logger.getLogger(CamelQuarkusCompoundClassLoader.class);
+
+ private Set<ClassLoader> delegates = new LinkedHashSet<>();
+
+ @Override
+ public Class<?> loadClass(String name) throws ClassNotFoundException {
+ for (ClassLoader cl : delegates) {
+ try {
+ return cl.loadClass(name);
+ } catch (Throwable t) {
+ LOG.debugf(t, "Class '%s' was not found with ClassLoader
'%s'", name, cl);
+ }
+ }
+ throw new ClassNotFoundException(name);
+ }
+
+ @Override
+ public URL getResource(String name) {
+ for (ClassLoader cl : delegates) {
+ URL url = cl.getResource(name);
+ if (url != null) {
+ return url;
+ }
+ LOG.debugf("Resource '%s' was not found with ClassLoader
'%s'", name, cl);
+ }
+ return null;
+ }
+
+ @Override
+ public Enumeration<URL> getResources(String name) {
+ List<URL> answer = new LinkedList<>();
+ for (ClassLoader cl : delegates) {
+ try {
+ Enumeration<URL> urls = cl.getResources(name);
+ while (urls != null && urls.hasMoreElements()) {
+ answer.add(urls.nextElement());
+ }
+ } catch (Exception e) {
+ LOG.debugf(e, "I/O error while looking for a resource '%s'
with ClassLoader '%s'", name, cl);
+ }
+ }
+ return Collections.enumeration(answer);
+ }
+
+ @Override
+ public synchronized void addAlternativeLoader(ClassLoader cl) {
+ delegates.add(cl);
+ }
+ }
+}
