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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.builder.xml.dom;
import com.yahoo.component.ComponentId;
import com.yahoo.config.model.deploy.DeployState;
import com.yahoo.config.model.producer.AnyConfigProducer;
import com.yahoo.config.model.producer.TreeConfigProducer;
import com.yahoo.osgi.provider.model.ComponentModel;
import com.yahoo.text.XML;
import com.yahoo.vespa.model.container.ApplicationContainerCluster;
import com.yahoo.vespa.model.container.component.BertEmbedder;
import com.yahoo.vespa.model.container.component.ColBertEmbedder;
import com.yahoo.vespa.model.container.component.Component;
import com.yahoo.vespa.model.container.component.HuggingFaceEmbedder;
import com.yahoo.vespa.model.container.component.HuggingFaceTokenizer;
import com.yahoo.vespa.model.container.xml.BundleInstantiationSpecificationBuilder;
import org.w3c.dom.Element;
/**
* @author gjoranv
* @author Tony Vaagenes
*/
public class DomComponentBuilder extends VespaDomBuilder.DomConfigProducerBuilder<Component<?, ?>, AnyConfigProducer> {
public static final String elementName = "component" ;
private final ComponentId namespace;
public DomComponentBuilder() {
this(null);
}
public DomComponentBuilder(ComponentId namespace) {
this.namespace = namespace;
}
@Override
protected Component<? super Component<?, ?>, ?> doBuild(DeployState deployState, TreeConfigProducer<AnyConfigProducer> ancestor, Element spec) {
var component = buildComponent(spec, deployState, ancestor);
addChildren(deployState, ancestor, spec, component);
return component;
}
private Component<? super Component<?, ?>, ?> buildComponent(
Element spec, DeployState state, TreeConfigProducer<AnyConfigProducer> ancestor) {
if (spec.hasAttribute("type")) {
var type = spec.getAttribute("type");
return switch (type) {
case "hugging-face-embedder" -> new HuggingFaceEmbedder((ApplicationContainerCluster)ancestor, spec, state);
case "hugging-face-tokenizer" -> new HuggingFaceTokenizer(spec, state);
case "colbert-embedder" -> new ColBertEmbedder((ApplicationContainerCluster)ancestor, spec, state);
case "bert-embedder" -> new BertEmbedder((ApplicationContainerCluster)ancestor, spec, state);
default -> throw new IllegalArgumentException("Unknown component type '%s'".formatted(type));
};
} else {
var bundleSpec = BundleInstantiationSpecificationBuilder.build(spec).nestInNamespace(namespace);
return new Component<>(new ComponentModel(bundleSpec));
}
}
public static void addChildren(DeployState deployState, TreeConfigProducer<AnyConfigProducer> ancestor, Element componentNode, Component<? super Component<?, ?>, ?> component) {
for (Element childNode : XML.getChildren(componentNode, elementName)) {
addAndInjectChild(deployState, ancestor, component, childNode);
}
}
private static void addAndInjectChild(DeployState deployState, TreeConfigProducer<AnyConfigProducer> ancestor, Component<? super Component<?, ?>, ?> component, Element childNode) {
Component<?, ?> child = new DomComponentBuilder(component.getComponentId()).build(deployState, ancestor, childNode);
component.addComponent(child);
component.inject(child);
}
}
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