for (int i = 0; i < nodeList.getLength(); i++) {
                        final Node node = nodeList.item(i);
                        final NamedNodeMap attributes = node.getAttributes();
                        if (attributes != null) {
                            final Node classAttr = attributes.getNamedItem("class");
                            if (classAttr != null) {

 */

package org.elasticsearch.gradle.internal.test.rest.transform.match;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.JsonNodeFactory;
import com.fasterxml.jackson.databind.node.ObjectNode;
import org.elasticsearch.gradle.internal.test.rest.transform.RestTestContext;

     */
    default String requiredChildKey() {
        return null;
    }

    /**
     * @param child a node on which the transformation will be applied.
     * @return true if the transformation should be applied on child node, otherwise false.
     */
    default boolean matches(JsonNode child) {
        return child.has(requiredChildKey());
    }

    assertThat(network.nodes()).containsExactly("A");
    assertThat(network.edges()).isEmpty();
  }

  @Test
  public void immutableNetworkBuilder_putEdgeFromNodes() {
    ImmutableNetwork<String, Integer> network =
        NetworkBuilder.directed().<String, Integer>immutable().addEdge("A", "B", 10).build();

    assertThat(network.nodes()).containsExactly("A", "B");

		var eps []string

		for i := 0; ; i++ {
			for _, node := range endpointsList {
				if node.nodeName == "" {
					singleNode = true
				}

				if len(node.disks) <= i {
					stopping = true
					continue
				}
				if stopping {
					return layout, errors.New("number of disks per node does not match")
				}
				eps = append(eps, node.disks[i])
			}
			if stopping {
				break
			}
		}

        protected void visit(MetadataGraphVertex node) {
            ArtifactMetadata md = node.getMd();
            if (visited.contains(node)) {
                return;
            }

            cpc.add(md);

            List<MetadataGraphEdge> exits = graph.getExcidentEdges(node);

            if (exits != null && !exits.isEmpty()) {

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.JsonNodeFactory;
import com.fasterxml.jackson.databind.node.ObjectNode;
import com.fasterxml.jackson.databind.node.TextNode;

import org.elasticsearch.gradle.internal.test.rest.transform.RestTestTransform;

        messages1.addErrorsOperationAlreadyRunning("prop", "host1");
        assertFalse(messages1.isEmpty());

        final FessMessages messages2 = new FessMessages();
        messages2.addErrorsOperationAlreadyRunning("prop", "node1@host2");
        assertFalse(messages2.isEmpty());
    }

    // ===================================================================================

  // will take ownership and maintain devices' lifetime.
  virtual absl::Status AddDevices(
      std::vector<std::unique_ptr<Device>> devices) = 0;

  // Block until all pending nodes are finished.
  virtual absl::Status AsyncWait() = 0;

  // Add a function (serialized FunctionDef protocol buffer) so that it can
  // be executed as an op. Return error if the function with the same name

    assertThat(network.nodes()).containsExactly("A");
    assertThat(network.edges()).isEmpty();
  }

  @Test
  public void immutableNetworkBuilder_putEdgeFromNodes() {
    ImmutableNetwork<String, Integer> network =
        NetworkBuilder.directed().<String, Integer>immutable().addEdge("A", "B", 10).build();

    assertThat(network.nodes()).containsExactly("A", "B");