/
StandaloneContainerFinder.java
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/
StandaloneContainerFinder.java
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/**
* Copyright (C) 2006-2024 Talend Inc. - www.talend.com
*
* Licensed 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.talend.sdk.component.runtime.manager.finder;
import java.util.Optional;
import org.talend.sdk.component.container.Container;
import org.talend.sdk.component.runtime.manager.ComponentManager;
import org.talend.sdk.component.runtime.serialization.LightContainer;
import org.talend.sdk.component.runtime.serialization.TCCLContainerFinder;
import lombok.extern.slf4j.Slf4j;
// NOTE: ensure it is aligned with the components, this is hardcoded cause must be standard!
/**
* a {@link org.talend.sdk.component.runtime.serialization.ContainerFinder}
* which will starts and manage a single {@link ComponentManager} for the JVM
* (root classloader actually) life.
*/
@Slf4j
public class StandaloneContainerFinder extends TCCLContainerFinder {
// IMPORTANT: don't abuse of lambdas here, it is on the runtime codepath
@Override
public LightContainer find(final String plugin) {
final ComponentManager manager = ComponentManager.instance();
Optional<Container> optionalContainer = manager.findPlugin(plugin);
if (!optionalContainer.isPresent()) {
log.info("Didn't find plugin " + plugin + ", had: " + manager.availablePlugins());
// we assume we use a fatjar created with nested-maven-repository extensions
// (default nested loading)
// so we have the plugin in TALEND-INF/plugins.properties and the jar located as
// nested in current jar.
try {
optionalContainer = manager.findPlugin(manager.addPlugin(plugin));
} catch (final IllegalArgumentException iae) { // concurrent request?
optionalContainer = manager.findPlugin(plugin);
}
}
if (optionalContainer.isPresent()) {
final LightContainer lightContainer = optionalContainer.get().get(LightContainer.class);
if (lightContainer != null) {
return lightContainer;
}
}
return super.find(plugin); // TCCL
}
}