CST-12105 first draft of api endpoint

dspace-api/src/main/java/org/dspace/app/ldn/model/ItemRequests.java

@@ -0,0 +1,81 @@
+/**
+ * The contents of this file are subject to the license and copyright
+ * detailed in the LICENSE and NOTICE files at the root of the source
+ * tree and available online at
+ *
+ * http://www.dspace.org/license/
+ */
+package org.dspace.app.ldn.model;
+
+import java.util.UUID;
+
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+@JsonPropertyOrder(value = {
+    "itemuuid",
+    "endorsements",
+    "ingests",
+    "reviews"
+})
+
+/**
+ * item requests of LDN messages of type
+ *
+ *    "Offer", "coar-notify:EndorsementAction"
+ *    "Offer", "coar-notify:IngestAction"
+ *    "Offer", "coar-notify:ReviewAction"
+ * 
+ * @author Francesco Bacchelli (francesco.bacchelli at 4science dot it)
+ */
+public class ItemRequests extends Base {
+
+    private ItemRequest endorsements;
+    private ItemRequest ingests;
+    private ItemRequest reviews;
+    private UUID itemUuid;
+
+    public ItemRequests() {
+        super();
+    }
+
+    public ItemRequest getEndorsements() {
+        return endorsements;
+    }
+
+    public void setEndorsements(ItemRequest endorsements) {
+        this.endorsements = endorsements;
+    }
+
+    public ItemRequest getIngests() {
+        return ingests;
+    }
+
+    public void setIngests(ItemRequest ingests) {
+        this.ingests = ingests;
+    }
+
+    public ItemRequest getReviews() {
+        return reviews;
+    }
+
+    public void setReviews(ItemRequest reviews) {
+        this.reviews = reviews;
+    }
+
+    public UUID getItemUuid() {
+        return itemUuid;
+    }
+
+    public void setItemUuid(UUID itemUuid) {
+        this.itemUuid = itemUuid;
+    }
+
+    public class ItemRequest {
+        Integer count;
+        Boolean accepted;
+        Boolean rejected;
+        Boolean tentative;
+    }
+}
+
+

dspace-api/src/main/java/org/dspace/app/ldn/service/LDNMessageService.java

@@ -9,9 +9,11 @@ package org.dspace.app.ldn.service;
 
 import java.sql.SQLException;
 import java.util.List;
+import java.util.UUID;
 
 import org.dspace.app.ldn.LDNMessageEntity;
 import org.dspace.app.ldn.NotifyServiceEntity;
+import org.dspace.app.ldn.model.ItemRequests;
 import org.dspace.app.ldn.model.Notification;
 import org.dspace.app.ldn.model.Service;
 import org.dspace.core.Context;
@@ -106,4 +108,14 @@ public interface LDNMessageService {
      * @throws SQLException if something goes wrong
      */
     public NotifyServiceEntity findNotifyService(Context context, Service service) throws SQLException;
+
+    /**
+     * find the ldn messages of Requests by item uuid
+     *
+     * @param context the context
+     * @param itemId the item uuid
+     * @return the item requests object
+     * @throws SQLException If something goes wrong in the database
+     */
+    public ItemRequests findRequestsByItemUUID(Context context, UUID itemId) throws SQLException;
 }

dspace-api/src/main/java/org/dspace/app/ldn/service/impl/LDNMessageServiceImpl.java

@@ -26,6 +26,8 @@ import org.dspace.app.ldn.LDNRouter;
 import org.dspace.app.ldn.NotifyServiceEntity;
 import org.dspace.app.ldn.dao.LDNMessageDao;
 import org.dspace.app.ldn.dao.NotifyServiceDao;
+import org.dspace.app.ldn.model.ItemRequests;
+import org.dspace.app.ldn.model.ItemRequests.ItemRequest;
 import org.dspace.app.ldn.model.Notification;
 import org.dspace.app.ldn.model.Service;
 import org.dspace.app.ldn.processor.LDNProcessor;
@@ -268,4 +270,14 @@ public class LDNMessageServiceImpl implements LDNMessageService {
         }
         return result;
     }
+
+    @Override
+    public ItemRequests findRequestsByItemUUID(Context context, UUID itemId) throws SQLException {
+        ItemRequests result = new ItemRequests();
+        result.setItemUuid(itemId);
+        ItemRequest ingests = result.getIngests();
+        result.setIngests(ingests);
+        /* TODO SEARCH FOR LDN MESSAGES */
+        return result;
+    }
 }

dspace-server-webapp/src/main/java/org/dspace/app/rest/converter/LDNItemRequestsConverter.java

@@ -0,0 +1,36 @@
+/**
+ * The contents of this file are subject to the license and copyright
+ * detailed in the LICENSE and NOTICE files at the root of the source
+ * tree and available online at
+ *
+ * http://www.dspace.org/license/
+ */
+package org.dspace.app.rest.converter;
+
+import org.dspace.app.ldn.model.ItemRequests;
+import org.dspace.app.rest.model.LDNItemRequestsRest;
+import org.dspace.app.rest.projection.Projection;
+import org.springframework.stereotype.Component;
+
+/**
+ * This is the converter from/to the ItemRequests in the DSpace API data model and
+ * the REST data model
+ *
+ * @author Francesco Bacchelli (francesco.bacchelli at 4science.it)
+ */
+@Component
+public class LDNItemRequestsConverter  implements DSpaceConverter<ItemRequests, LDNItemRequestsRest> {
+
+    @Override
+    public LDNItemRequestsRest convert(ItemRequests modelObject, Projection projection) {
+        LDNItemRequestsRest result = new LDNItemRequestsRest();
+        result.setItemuuid(modelObject.getItemUuid());
+        return result;
+    }
+
+    @Override
+    public Class<ItemRequests> getModelClass() {
+        return ItemRequests.class;
+    }
+
+}

dspace-server-webapp/src/main/java/org/dspace/app/rest/model/LDNItemRequestsRest.java

@@ -0,0 +1,95 @@
+/**
+ * The contents of this file are subject to the license and copyright
+ * detailed in the LICENSE and NOTICE files at the root of the source
+ * tree and available online at
+ *
+ * http://www.dspace.org/license/
+ */
+package org.dspace.app.rest.model;
+
+import java.util.UUID;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+import org.dspace.app.rest.RestResourceController;
+
+/**
+ * Rest entity for LDN requests targeting items
+ *
+ * @author Francesco Bacchelli (francesco.bacchelli at 4science dot it)
+ */
+@JsonPropertyOrder(value = {
+    "itemuuid",
+    "endorsements",
+    "ingests",
+    "reviews"
+})
+public class LDNItemRequestsRest extends BaseObjectRest<Integer>  {
+    public static final String CATEGORY = RestAddressableModel.LDN;
+    public static final String NAME = "ldnitemservice";
+    public static final String GET_ITEM_REQUESTS = "getItemRequests";
+
+    private ItemRequest endorsements;
+    private ItemRequest ingests;
+    private ItemRequest reviews;
+    private UUID itemuuid;
+
+    public LDNItemRequestsRest() {
+        super();
+    }
+
+    public ItemRequest getEndorsements() {
+        return endorsements;
+    }
+
+    public void setEndorsements(ItemRequest endorsements) {
+        this.endorsements = endorsements;
+    }
+
+    public ItemRequest getIngests() {
+        return ingests;
+    }
+
+    public void setIngests(ItemRequest ingests) {
+        this.ingests = ingests;
+    }
+
+    public ItemRequest getReviews() {
+        return reviews;
+    }
+
+    public void setReviews(ItemRequest reviews) {
+        this.reviews = reviews;
+    }
+
+    public UUID getItemuuid() {
+        return itemuuid;
+    }
+
+    public void setItemuuid(UUID itemuuid) {
+        this.itemuuid = itemuuid;
+    }
+
+    @Override
+    public String getCategory() {
+        return CATEGORY;
+    }
+
+    @Override
+    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    public String getType() {
+        return NAME;
+    }
+
+    public Class getController() {
+        return RestResourceController.class;
+    }
+
+}
+
+class ItemRequest {
+    Integer count;
+    Boolean accepted;
+    Boolean rejected;
+    Boolean tentative;
+}

dspace-server-webapp/src/main/java/org/dspace/app/rest/repository/LDNItemRequestsRestRepository.java

@@ -0,0 +1,73 @@
+/**
+ * The contents of this file are subject to the license and copyright
+ * detailed in the LICENSE and NOTICE files at the root of the source
+ * tree and available online at
+ *
+ * http://www.dspace.org/license/
+ */
+package org.dspace.app.rest.repository;
+
+import java.sql.SQLException;
+import java.util.UUID;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.dspace.app.ldn.model.ItemRequests;
+import org.dspace.app.ldn.service.LDNMessageService;
+import org.dspace.app.rest.Parameter;
+import org.dspace.app.rest.SearchRestMethod;
+import org.dspace.app.rest.model.LDNItemRequestsRest;
+import org.dspace.core.Context;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Component;
+
+/**
+ * Rest Repository for LDN requests targeting items
+ *
+ * @author Francesco Bacchelli (francesco.bacchelli at 4science dot it)
+ */
+@Component(LDNItemRequestsRest.CATEGORY + "." + LDNItemRequestsRest.NAME)
+public class LDNItemRequestsRestRepository extends DSpaceRestRepository<LDNItemRequestsRest, String> {
+
+    private static final Logger log = LogManager.getLogger(LDNItemRequestsRestRepository.class);
+
+    @Autowired
+    private LDNMessageService ldnMessageService;
+
+    @SearchRestMethod(name = LDNItemRequestsRest.GET_ITEM_REQUESTS)
+    //@PreAuthorize("hasAuthority('AUTHENTICATED')")
+    public LDNItemRequestsRest findItemRequests(
+        @Parameter(value = "itemuuid", required = true) UUID itemUuid) {
+
+        log.info("START findItemRequests looking for requests for item " + itemUuid);
+        Context context = obtainContext();
+        ItemRequests resultRequests = new ItemRequests();
+        try {
+            resultRequests = ldnMessageService.findRequestsByItemUUID(context, itemUuid);
+        } catch (SQLException e) {
+            log.error(e);
+        }
+        log.info("END findItemRequests");
+        return converter.toRest(resultRequests, utils.obtainProjection());
+    }
+
+    @Override
+    public LDNItemRequestsRest findOne(Context context, String id) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Page<LDNItemRequestsRest> findAll(Context context, Pageable pageable) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public Class<LDNItemRequestsRest> getDomainClass() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+}