21595339141

Committed 02 Feb 2026 03:05PM UTC coverage: 13.882% (+0.1%) from 13.774%

Build # 21595339141

Build Type

Pull #348

github

Committed by

web-flow

Commit Message

Merge 65237e603 into 749c79335

Pull Request Pull Request #348: Implement Nanopubs list/grid as `ResourceView`

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0.0

src/main/java/com/knowledgepixels/nanodash/ViewDisplay.java

package com.knowledgepixels.nanodash;

import com.knowledgepixels.nanodash.vocabulary.KPXL_TERMS;
import org.eclipse.rdf4j.model.IRI;
import org.eclipse.rdf4j.model.Literal;
import org.eclipse.rdf4j.model.Statement;
import org.eclipse.rdf4j.model.vocabulary.DCTERMS;
import org.eclipse.rdf4j.model.vocabulary.RDF;
import org.nanopub.Nanopub;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;

/**
 * A class representing the display of a resource view associated with a Space.
 */
public class ViewDisplay implements Serializable, Comparable<ViewDisplay> {

    private static final Logger logger = LoggerFactory.getLogger(ViewDisplay.class);

    private String id;
    private Nanopub nanopub;
    private ResourceView view;
    private String title;
    private Integer pageSize;
    private Integer displayWidth;
    private String structuralPosition;
    private Set<IRI> types = new HashSet<>();
    private Set<String> appliesTo = new HashSet<>();
    private Set<IRI> appliesToClasses = new HashSet<>();
    private Set<IRI> appliesToNamespaces = new HashSet<>();
    private IRI resource;

    /**
     * Constructor for ViewDisplay with only a ResourceView. This is used for temporary view displays used in profiles as defaults.
     *
     * @param view the ResourceView associated with this ViewDisplay
     */
    public ViewDisplay(ResourceView view) {
        this.id = null;
        this.nanopub = null;
        this.view = view;
    }

    /**
     * Get a ResourceView by its ID.
     *
     * @param id the ID of the ResourceView
     * @return the ResourceView object
     */
    public static ViewDisplay get(String id) throws IllegalArgumentException {
        try {
            Nanopub np = Utils.getAsNanopub(id.replaceFirst("^(.*[^A-Za-z0-9-_])?(RA[A-Za-z0-9-_]{43})[^A-Za-z0-9-_].*$", "$2"));
            return new ViewDisplay(id, np);
        } catch (Exception ex) {
            logger.error("Couldn't load nanopub for resource: " + id, ex);
            throw new IllegalArgumentException("invalid view value " + id);
        }
    }

    /**
     * Constructor for ViewDisplay.
     *
     * @param entry an ApiResponseEntry containing the view and nanopub ID.
     */
    private ViewDisplay(String id, Nanopub nanopub) {
        this.id = id;
        this.nanopub = nanopub;

        boolean viewDisplayTypeFound = false;
        for (Statement st : nanopub.getAssertion()) {
            if (st.getSubject().stringValue().equals(id)) {
                if (st.getPredicate().equals(RDF.TYPE)) {
                    if (st.getObject().equals(KPXL_TERMS.VIEW_DISPLAY)) {
                        viewDisplayTypeFound = true;
                    } else if (st.getObject() instanceof IRI objIri) {
                        types.add(objIri);
                    }
                } else if (st.getPredicate().equals(DCTERMS.TITLE)) {
                    title = st.getObject().stringValue();
                } else if (st.getPredicate().equals(KPXL_TERMS.IS_DISPLAY_OF_VIEW) && st.getObject() instanceof IRI objIri) {
                    if (view != null) {
                        throw new IllegalArgumentException("View already set: " + objIri);
                    }
                    view = ResourceView.get(objIri.stringValue());
                } else if (st.getPredicate().equals(KPXL_TERMS.IS_DISPLAY_FOR) && st.getObject() instanceof IRI objIri) {
                    if (resource != null) {
                        throw new IllegalArgumentException("Resource already set: " + objIri);
                    }
                    resource = objIri;
                } else if (st.getPredicate().equals(KPXL_TERMS.HAS_PAGE_SIZE) && st.getObject() instanceof Literal objL) {
                    try {
                        pageSize = Integer.parseInt(objL.stringValue());
                    } catch (NumberFormatException ex) {
                        logger.error("Invalid page size value: " + objL.stringValue(), ex);
                    }
                } else if (st.getPredicate().equals(KPXL_TERMS.HAS_DISPLAY_WIDTH) && st.getObject() instanceof IRI objIri) {
                    displayWidth = ResourceView.columnWidths.get(objIri);
                } else if (st.getPredicate().equals(KPXL_TERMS.HAS_DISPLAY_WIDTH) && st.getObject() instanceof Literal objL) {
                    structuralPosition = objL.stringValue();
                } else if (st.getPredicate().equals(KPXL_TERMS.APPLIES_TO_NAMESPACE) && st.getObject() instanceof IRI objIri) {
                    appliesToNamespaces.add(objIri);
                } else if (st.getPredicate().equals(KPXL_TERMS.APPLIES_TO_INSTANCES_OF) && st.getObject() instanceof IRI objIri) {
                    appliesToClasses.add(objIri);
                } else if (st.getPredicate().equals(KPXL_TERMS.APPLIES_TO) && st.getObject() instanceof IRI objIri) {
                    appliesTo.add(objIri.stringValue());
                }
            }
        }
        if (!viewDisplayTypeFound) throw new IllegalArgumentException("Not a proper view display nanopub: " + id);
        if (view == null) throw new IllegalArgumentException("View not found: " + id);
    }

    public String getId() {
        return id;
    }

    public boolean hasType(IRI type) {
        return types.contains(type);
    }

    /**
     * Creates a plain minimal view display without attached view object.
     *
     * @param pageSize the page size of the view display
     */
    public ViewDisplay(Integer pageSize) {
        this.pageSize = pageSize;
    }

    /**
     * Gets the ResourceView associated with this ViewDisplay.
     *
     * @return the ResourceView
     */
    public ResourceView getView() {
        return view;
    }

    public IRI getViewKindIri() {
        return view.getViewKindIri();
    }

    public boolean appliesTo(String resourceId, Set<IRI> classes) {
        if (appliesTo.contains(resourceId)) return true;
        if (!appliesTo.isEmpty()) return false;
        if (appliesToNamespaces.isEmpty() && appliesToClasses.isEmpty()) {
            return view.appliesTo(resourceId, classes);
        } else {
            for (IRI namespace : appliesToNamespaces) {
                if (resourceId.startsWith(namespace.stringValue())) return true;
            }
            if (classes != null) {
                for (IRI c : classes) {
                    if (appliesToClasses.contains(c)) return true;
                }
            }
        }
        return false;
    }

    public boolean appliesToClasses() {
        if (appliesToClasses.isEmpty()) {
            return view.appliesToClasses();
        } else {
            return true;
        }
    }

    public boolean appliesToClass(IRI targetClass) {
        if (appliesToClasses.isEmpty()) {
            return view.appliesToClasses();
        } else {
            return appliesToClasses.contains(targetClass);
        }
    }

    /**
     * Gets the nanopub ID associated with this ViewDisplay.
     *
     * @return the nanopub ID
     */
    public String getNanopubId() {
        if (nanopub == null) return null;
        return nanopub.getUri().stringValue();
    }

    public Integer getPageSize() {
        if (pageSize != null) return pageSize;
        if (view == null) return 10;
        if (view.getPageSize() != null) return view.getPageSize();
        return 10;
    }

    public Integer getDisplayWidth() {
        if (displayWidth != null) return displayWidth;
        if (view == null) return 12;
        if (view.getDisplayWidth() != null) return view.getDisplayWidth();
        return 12;
    }

    public String getStructuralPosition() {
        if (structuralPosition != null) return structuralPosition;
        if (view == null) return "5.5.default";
        if (view.getStructuralPosition() != null) return view.getStructuralPosition();
        return "5.5.default";
    }

    public String getTitle() {
        if (title != null) return title;
        if (view != null) return view.getTitle();
        return null;
    }

    @Override
    public int compareTo(ViewDisplay other) {
        return this.getStructuralPosition().compareTo(other.getStructuralPosition());
    }

}

1	package com.knowledgepixels.nanodash;
2
3	import com.knowledgepixels.nanodash.vocabulary.KPXL_TERMS;
4	import org.eclipse.rdf4j.model.IRI;
5	import org.eclipse.rdf4j.model.Literal;
6	import org.eclipse.rdf4j.model.Statement;
7	import org.eclipse.rdf4j.model.vocabulary.DCTERMS;
8	import org.eclipse.rdf4j.model.vocabulary.RDF;
9	import org.nanopub.Nanopub;
10	import org.slf4j.Logger;
11	import org.slf4j.LoggerFactory;
12
13	import java.io.Serializable;
14	import java.util.HashSet;
15	import java.util.Set;
16
17	/**
18	* A class representing the display of a resource view associated with a Space.
19	*/
20	public class ViewDisplay implements Serializable, Comparable<ViewDisplay> {
21
22	private static final Logger logger = LoggerFactory.getLogger(ViewDisplay.class);	×
23
24	private String id;
25	private Nanopub nanopub;
26	private ResourceView view;
27	private String title;
28	private Integer pageSize;
29	private Integer displayWidth;
30	private String structuralPosition;
31	private Set<IRI> types = new HashSet<>();	×
32	private Set<String> appliesTo = new HashSet<>();	×
33	private Set<IRI> appliesToClasses = new HashSet<>();	×
34	private Set<IRI> appliesToNamespaces = new HashSet<>();	×
35	private IRI resource;
36
37	/**
38	* Constructor for ViewDisplay with only a ResourceView. This is used for temporary view displays used in profiles as defaults.
39	*
40	* @param view the ResourceView associated with this ViewDisplay
41	*/
42	public ViewDisplay(ResourceView view) {	×
43	this.id = null;	×
44	this.nanopub = null;	×
45	this.view = view;	×
46	}	×
47
48	/**
49	* Get a ResourceView by its ID.
50	*
51	* @param id the ID of the ResourceView
52	* @return the ResourceView object
53	*/
54	public static ViewDisplay get(String id) throws IllegalArgumentException {
55	try {
56	Nanopub np = Utils.getAsNanopub(id.replaceFirst("^(.[^A-Za-z0-9-_])?(RA[A-Za-z0-9-_]{43})[^A-Za-z0-9-_].$", "$2"));	×
57	return new ViewDisplay(id, np);	×
58	} catch (Exception ex) {	×
59	logger.error("Couldn't load nanopub for resource: " + id, ex);	×
60	throw new IllegalArgumentException("invalid view value " + id);	×
61	}
62	}
63
64	/**
65	* Constructor for ViewDisplay.
66	*
67	* @param entry an ApiResponseEntry containing the view and nanopub ID.
68	*/
69	private ViewDisplay(String id, Nanopub nanopub) {	×
70	this.id = id;	×
71	this.nanopub = nanopub;	×
72
73	boolean viewDisplayTypeFound = false;	×
74	for (Statement st : nanopub.getAssertion()) {	×
75	if (st.getSubject().stringValue().equals(id)) {	×
76	if (st.getPredicate().equals(RDF.TYPE)) {	×
77	if (st.getObject().equals(KPXL_TERMS.VIEW_DISPLAY)) {	×
78	viewDisplayTypeFound = true;	×
79	} else if (st.getObject() instanceof IRI objIri) {	×
80	types.add(objIri);	×
81	}
82	} else if (st.getPredicate().equals(DCTERMS.TITLE)) {	×
83	title = st.getObject().stringValue();	×
84	} else if (st.getPredicate().equals(KPXL_TERMS.IS_DISPLAY_OF_VIEW) && st.getObject() instanceof IRI objIri) {	×
85	if (view != null) {	×
86	throw new IllegalArgumentException("View already set: " + objIri);	×
87	}
88	view = ResourceView.get(objIri.stringValue());	×
89	} else if (st.getPredicate().equals(KPXL_TERMS.IS_DISPLAY_FOR) && st.getObject() instanceof IRI objIri) {	×
90	if (resource != null) {	×
91	throw new IllegalArgumentException("Resource already set: " + objIri);	×
92	}
93	resource = objIri;	×
94	} else if (st.getPredicate().equals(KPXL_TERMS.HAS_PAGE_SIZE) && st.getObject() instanceof Literal objL) {	×
95	try {
96	pageSize = Integer.parseInt(objL.stringValue());	×
97	} catch (NumberFormatException ex) {	×
98	logger.error("Invalid page size value: " + objL.stringValue(), ex);	×
99	}	×
100	} else if (st.getPredicate().equals(KPXL_TERMS.HAS_DISPLAY_WIDTH) && st.getObject() instanceof IRI objIri) {	×
101	displayWidth = ResourceView.columnWidths.get(objIri);	×
102	} else if (st.getPredicate().equals(KPXL_TERMS.HAS_DISPLAY_WIDTH) && st.getObject() instanceof Literal objL) {	×
103	structuralPosition = objL.stringValue();	×
104	} else if (st.getPredicate().equals(KPXL_TERMS.APPLIES_TO_NAMESPACE) && st.getObject() instanceof IRI objIri) {	×
105	appliesToNamespaces.add(objIri);	×
106	} else if (st.getPredicate().equals(KPXL_TERMS.APPLIES_TO_INSTANCES_OF) && st.getObject() instanceof IRI objIri) {	×
107	appliesToClasses.add(objIri);	×
108	} else if (st.getPredicate().equals(KPXL_TERMS.APPLIES_TO) && st.getObject() instanceof IRI objIri) {	×
109	appliesTo.add(objIri.stringValue());	×
110	}
111	}
112	}	×
113	if (!viewDisplayTypeFound) throw new IllegalArgumentException("Not a proper view display nanopub: " + id);	×
114	if (view == null) throw new IllegalArgumentException("View not found: " + id);	×
115	}	×
116
117	public String getId() {
118	return id;	×
119	}
120
121	public boolean hasType(IRI type) {
122	return types.contains(type);	×
123	}
124
125	/**
126	* Creates a plain minimal view display without attached view object.
127	*
128	* @param pageSize the page size of the view display
129	*/
130	public ViewDisplay(Integer pageSize) {	×
131	this.pageSize = pageSize;	×
132	}	×
133
134	/**
135	* Gets the ResourceView associated with this ViewDisplay.
136	*
137	* @return the ResourceView
138	*/
139	public ResourceView getView() {
140	return view;	×
141	}
142
143	public IRI getViewKindIri() {
144	return view.getViewKindIri();	×
145	}
146
147	public boolean appliesTo(String resourceId, Set<IRI> classes) {
148	if (appliesTo.contains(resourceId)) return true;	×
149	if (!appliesTo.isEmpty()) return false;	×
150	if (appliesToNamespaces.isEmpty() && appliesToClasses.isEmpty()) {	×
151	return view.appliesTo(resourceId, classes);	×
152	} else {
153	for (IRI namespace : appliesToNamespaces) {	×
154	if (resourceId.startsWith(namespace.stringValue())) return true;	×
155	}	×
156	if (classes != null) {	×
157	for (IRI c : classes) {	×
158	if (appliesToClasses.contains(c)) return true;	×
159	}	×
160	}
161	}
162	return false;	×
163	}
164
165	public boolean appliesToClasses() {
166	if (appliesToClasses.isEmpty()) {	×
167	return view.appliesToClasses();	×
168	} else {
169	return true;	×
170	}
171	}
172
173	public boolean appliesToClass(IRI targetClass) {
174	if (appliesToClasses.isEmpty()) {	×
175	return view.appliesToClasses();	×
176	} else {
177	return appliesToClasses.contains(targetClass);	×
178	}
179	}
180
181	/**
182	* Gets the nanopub ID associated with this ViewDisplay.
183	*
184	* @return the nanopub ID
185	*/
186	public String getNanopubId() {
187	if (nanopub == null) return null;	×
188	return nanopub.getUri().stringValue();	×
189	}
190
191	public Integer getPageSize() {
192	if (pageSize != null) return pageSize;	×
193	if (view == null) return 10;	×
194	if (view.getPageSize() != null) return view.getPageSize();	×
195	return 10;	×
196	}
197
198	public Integer getDisplayWidth() {
199	if (displayWidth != null) return displayWidth;	×
200	if (view == null) return 12;	×
201	if (view.getDisplayWidth() != null) return view.getDisplayWidth();	×
202	return 12;	×
203	}
204
205	public String getStructuralPosition() {
206	if (structuralPosition != null) return structuralPosition;	×
207	if (view == null) return "5.5.default";	×
208	if (view.getStructuralPosition() != null) return view.getStructuralPosition();	×
209	return "5.5.default";	×
210	}
211
212	public String getTitle() {
213	if (title != null) return title;	×
214	if (view != null) return view.getTitle();	×
215	return null;	×
216	}
217
218	@Override
219	public int compareTo(ViewDisplay other) {
220	return this.getStructuralPosition().compareTo(other.getStructuralPosition());	×
221	}
222
223	}

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