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knowledgepixels / nanodash / 17725645560

15 Sep 2025 07:36AM UTC coverage: 13.735% (-0.001%) from 13.736%
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Source File
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0.0
src/main/java/com/knowledgepixels/nanodash/Project.java
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package com.knowledgepixels.nanodash;
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import static com.knowledgepixels.nanodash.Utils.vf;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentMap;
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import org.eclipse.rdf4j.model.IRI;
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import org.eclipse.rdf4j.model.Literal;
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import org.eclipse.rdf4j.model.Statement;
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import org.eclipse.rdf4j.model.vocabulary.DCTERMS;
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import org.nanopub.Nanopub;
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import org.nanopub.extra.services.ApiResponse;
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import org.nanopub.extra.services.ApiResponseEntry;
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import org.nanopub.vocabulary.NTEMPLATE;
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import com.knowledgepixels.nanodash.template.Template;
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import com.knowledgepixels.nanodash.template.TemplateData;
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/**
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 * Class representing a Nanodash project.
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 */
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public class Project implements Serializable {
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    private static List<Project> projectList = null;
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    private static ConcurrentMap<String,Project> projectsByCoreInfo = new ConcurrentHashMap<>();
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    private static ConcurrentMap<String,Project> projectsById = new ConcurrentHashMap<>();
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    public static synchronized void refresh(ApiResponse resp) {
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        projectList = new ArrayList<>();
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        ConcurrentMap<String,Project> prevProjectsByCoreInfoPrev = projectsByCoreInfo;
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        projectsByCoreInfo = new ConcurrentHashMap<>();
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        projectsById.clear();
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        for (ApiResponseEntry entry : resp.getData()) {
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            Project project = new Project(entry.get("project"), entry.get("label"), entry.get("np"));
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            Project prevProject = prevProjectsByCoreInfoPrev.get(project.getCoreInfoString());
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            if (prevProject != null) project = prevProject;
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            projectList.add(project);
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            projectsByCoreInfo.put(project.getCoreInfoString(), project);
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            projectsById.put(project.getId(), project);
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        }
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    }
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    public static void ensureLoaded() {
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        if (projectList == null) {
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            refresh(QueryApiAccess.forcedGet("get-projects"));
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        }
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    }
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    public static List<Project> getProjectList() {
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        ensureLoaded();
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        return projectList;
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    }
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    public static Project get(String id) {
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        ensureLoaded();
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        return projectsById.get(id);
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    }
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    public static void refresh() {
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        ensureLoaded();
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        for (Project project : projectList) {
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            project.dataNeedsUpdate = true;
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        }
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    }
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    private String id, label, rootNanopubId;
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    private Nanopub rootNanopub = null;
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    private String description = null;
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    private List<IRI> owners = new ArrayList<>();
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    private List<IRI> members = new ArrayList<>();
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    private ConcurrentMap<String,IRI> ownerPubkeyMap = new ConcurrentHashMap<>();
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    private List<Template> templates = new ArrayList<>();
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    private Set<String> templateTags = new HashSet<>();
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    private ConcurrentMap<String, List<Template>> templatesPerTag = new ConcurrentHashMap<>();
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    private List<IRI> queryIds = new ArrayList<>();
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    private IRI defaultProvenance = null;
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    private boolean dataInitialized = false;
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    private boolean dataNeedsUpdate = true;
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    public static final IRI HAS_OWNER = vf.createIRI("https://w3id.org/kpxl/gen/terms/hasOwner");
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    private Project(String id, String label, String rootNanopubId) {
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        this.id = id;
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        this.label = label;
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        this.rootNanopubId = rootNanopubId;
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        this.rootNanopub = Utils.getAsNanopub(rootNanopubId);
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        for (Statement st : rootNanopub.getAssertion()) {
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            if (st.getSubject().stringValue().equals(getId())) {
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                if (st.getPredicate().equals(DCTERMS.DESCRIPTION)) {
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                    description = st.getObject().stringValue();
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                } else if (st.getPredicate().equals(HAS_OWNER) && st.getObject() instanceof IRI obj) {
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                    addOwner(obj);
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                } else if (st.getPredicate().equals(Space.HAS_PINNED_TEMPLATE) && st.getObject() instanceof IRI obj) {
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                    templates.add(TemplateData.get().getTemplate(obj.stringValue()));
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                } else if (st.getPredicate().equals(Space.HAS_PINNED_QUERY) && st.getObject() instanceof IRI obj) {
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                    queryIds.add(obj);
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                } else if (st.getPredicate().equals(NTEMPLATE.HAS_DEFAULT_PROVENANCE) && st.getObject() instanceof IRI obj) {
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                    defaultProvenance = obj;
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                }
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            } else if (st.getPredicate().equals(NTEMPLATE.HAS_TAG) && st.getObject() instanceof Literal l) {
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                templateTags.add(l.stringValue());
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                List<Template> list = templatesPerTag.get(l.stringValue());
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                if (list == null) {
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                    list = new ArrayList<>();
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                    templatesPerTag.put(l.stringValue(), list);
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                }
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                list.add(TemplateData.get().getTemplate(st.getSubject().stringValue()));
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            }
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        }
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    }
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    private void addOwner(IRI owner) {
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        // TODO This isn't efficient for long owner lists:
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        if (owners.contains(owner)) return;
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        owners.add(owner);
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        UserData ud = User.getUserData();
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        for (String pubkeyhash : ud.getPubkeyhashes(owner, true)) {
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            ownerPubkeyMap.put(pubkeyhash, owner);
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        }
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    }
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    public String getId() {
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        return id;
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    }
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    public String getRootNanopubId() {
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        return rootNanopubId;
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    }
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    public String getCoreInfoString() {
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        return id + " " + rootNanopubId;
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    }
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    public Nanopub getRootNanopub() {
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        return rootNanopub;
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    }
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    public String getLabel() {
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        return label;
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    }
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    public String getDescription() {
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        return description;
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    }
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    public boolean isDataInitialized() {
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        triggerDataUpdate();
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        return dataInitialized;
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    }
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    public List<IRI> getOwners() {
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        triggerDataUpdate();
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        return owners;
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    }
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    public List<IRI> getMembers() {
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        triggerDataUpdate();
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        return members;
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    }
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    public List<Template> getTemplates() {
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        return templates;
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    }
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    public Set<String> getTemplateTags() {
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        return templateTags;
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    }
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    public ConcurrentMap<String, List<Template>> getTemplatesPerTag() {
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        return templatesPerTag;
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    }
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    public List<IRI> getQueryIds() {
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        return queryIds;
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    }
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    public IRI getDefaultProvenance() {
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        return defaultProvenance;
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    }
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    private synchronized void triggerDataUpdate() {
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        if (dataNeedsUpdate) {
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            new Thread(() -> {
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                for (ApiResponseEntry r : QueryApiAccess.forcedGet("get-owners", "unit", id).getData()) {
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                    String pubkeyhash = r.get("pubkeyhash");
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                    if (ownerPubkeyMap.containsKey(pubkeyhash)) {
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                        addOwner(Utils.vf.createIRI(r.get("owner")));
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                    }
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                }
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                members = new ArrayList<>();
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                for (ApiResponseEntry r : QueryApiAccess.forcedGet("get-members", "unit", id).getData()) {
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                    IRI memberId = Utils.vf.createIRI(r.get("member"));
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                    // TODO These checks are inefficient for long member lists:
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                    if (owners.contains(memberId)) continue;
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                    if (members.contains(memberId)) continue;
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                    members.add(memberId);
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                }
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                owners.sort(User.getUserData().userComparator);
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                members.sort(User.getUserData().userComparator);
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                dataInitialized = true;
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            }).start();
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            dataNeedsUpdate = false;
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        }
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    }
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}
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