✨ [REST API] Implemented StorableNotFoundExceptionMapper and releated…

… resources

Signed-off-by: Alberto Codutti <alberto.codutti@eurotech.com>

commons-rest/errors/pom.xml

@@ -31,6 +31,10 @@
             <groupId>org.eclipse.kapua</groupId>
             <artifactId>kapua-endpoint-api</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.eclipse.kapua</groupId>
+            <artifactId>kapua-service-storable-api</artifactId>
+        </dependency>
 
         <!-- re-declare as provided as our web container will provide this -->
         <dependency>

commons-rest/errors/src/main/java/org/eclipse/kapua/commons/rest/errors/StorableNotFoundExceptionMapper.java

@@ -0,0 +1,46 @@
+/*******************************************************************************
+ * Copyright (c) 2017, 2022 Eurotech and/or its affiliates and others
+ *
+ * This program and the accompanying materials are made
+ * available under the terms of the Eclipse Public License 2.0
+ * which is available at https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *     Eurotech - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.kapua.commons.rest.errors;
+
+import org.eclipse.kapua.commons.rest.model.errors.StorableNotFoundExceptionInfo;
+import org.eclipse.kapua.service.storable.exception.StorableNotFoundException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.inject.Inject;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.Response.Status;
+import javax.ws.rs.ext.ExceptionMapper;
+import javax.ws.rs.ext.Provider;
+
+@Provider
+public class StorableNotFoundExceptionMapper implements ExceptionMapper<StorableNotFoundException> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(StorableNotFoundExceptionMapper.class);
+
+    private final boolean showStackTrace;
+
+    @Inject
+    public StorableNotFoundExceptionMapper(ExceptionConfigurationProvider exceptionConfigurationProvider) {
+        this.showStackTrace = exceptionConfigurationProvider.showStackTrace();
+    }
+
+    @Override
+    public Response toResponse(StorableNotFoundException kapuaEntityNotFoundException) {
+        LOG.error(kapuaEntityNotFoundException.getMessage(), kapuaEntityNotFoundException);
+        return Response
+                .status(Status.NOT_FOUND)
+                .entity(new StorableNotFoundExceptionInfo(Status.NOT_FOUND.getStatusCode(), kapuaEntityNotFoundException, showStackTrace))
+                .build();
+    }
+}

commons-rest/model/pom.xml

@@ -38,6 +38,10 @@
             <groupId>org.eclipse.kapua</groupId>
             <artifactId>kapua-job-engine-api</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.eclipse.kapua</groupId>
+            <artifactId>kapua-service-storable-api</artifactId>
+        </dependency>
 
         <!-- Testing dependencies -->
         <dependency>

commons-rest/model/src/main/java/org/eclipse/kapua/commons/rest/model/errors/StorableNotFoundExceptionInfo.java

@@ -0,0 +1,78 @@
+/*******************************************************************************
+ * Copyright (c) 2017, 2022 Eurotech and/or its affiliates and others
+ *
+ * This program and the accompanying materials are made
+ * available under the terms of the Eclipse Public License 2.0
+ * which is available at https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *     Eurotech - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.kapua.commons.rest.model.errors;
+
+import org.eclipse.kapua.model.id.KapuaIdAdapter;
+import org.eclipse.kapua.service.storable.exception.StorableNotFoundException;
+import org.eclipse.kapua.service.storable.model.id.StorableId;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
+
+@XmlRootElement(name = "storableNotFoundExceptionInfo")
+@XmlAccessorType(XmlAccessType.FIELD)
+public class StorableNotFoundExceptionInfo extends ExceptionInfo {
+
+    @XmlElement(name = "storableType")
+    private String storableType;
+
+    @XmlElement(name = "storableId")
+    @XmlJavaTypeAdapter(KapuaIdAdapter.class)
+    private StorableId storableId;
+
+    /**
+     * Constructor.
+     *
+     * @since 1.0.0
+     */
+    protected StorableNotFoundExceptionInfo() {
+        super();
+    }
+
+    /**
+     * Constructor.
+     *
+     * @param httpStatusCode            The http status code of the response containing this info
+     * @param storableNotFoundException The {@link StorableNotFoundException}.
+     * @since 1.0.0
+     */
+    public StorableNotFoundExceptionInfo(int httpStatusCode, StorableNotFoundException storableNotFoundException, boolean showStackTrace) {
+        super(httpStatusCode, storableNotFoundException, showStackTrace);
+
+        this.storableType = storableNotFoundException.getStorableType();
+        this.storableId = storableNotFoundException.getStorableId();
+    }
+
+    /**
+     * Gets the {@link StorableNotFoundException#getStorableType()}
+     *
+     * @return The {@link StorableNotFoundException#getStorableType()}.
+     * @since 2.0.0
+     */
+    public String getEntityType() {
+        return storableType;
+    }
+
+    /**
+     * Gets the {@link StorableNotFoundException#getStorableId()}.
+     *
+     * @return The {@link StorableNotFoundException#getStorableId()}.
+     * @since 2.0.0
+     */
+    public StorableId getStorableId() {
+        return storableId;
+    }
+}

rest-api/core/src/main/java/org/eclipse/kapua/app/api/core/model/data/JsonDatastoreMessage.java

@@ -56,6 +56,11 @@ public JsonDatastoreMessage(DatastoreMessage datastoreMessage) {
         setPayload(datastoreMessage.getPayload());
     }
 
+    @Override
+    public String getType() {
+        return DatastoreMessage.TYPE;
+    }
+
     @XmlElement(name = "datastoreId")
     @XmlJavaTypeAdapter(StorableIdXmlAdapter.class)
     public StorableId getDatastoreId() {

rest-api/core/src/main/java/org/eclipse/kapua/app/api/core/resources/AbstractKapuaResource.java

@@ -15,6 +15,9 @@
 import org.eclipse.kapua.KapuaEntityNotFoundException;
 import org.eclipse.kapua.model.KapuaEntity;
 import org.eclipse.kapua.model.id.KapuaId;
+import org.eclipse.kapua.service.storable.exception.StorableNotFoundException;
+import org.eclipse.kapua.service.storable.model.Storable;
+import org.eclipse.kapua.service.storable.model.id.StorableId;
 
 import javax.ws.rs.NotFoundException;
 import javax.ws.rs.WebApplicationException;
@@ -68,6 +71,27 @@ public <T extends KapuaEntity> T returnNotNullEntity(T entity, String entityType
         return entity;
     }
 
+    /**
+     * Checks id the given {@link Storable} is {@code null}.
+     * <p>
+     * Similar to {@link #returnNotNullEntity(KapuaEntity, String, KapuaId)} but for {@link Storable}s.
+     *
+     * @param storable The {@link Storable} to check.
+     * @param storableType The {@link Storable#getType()}
+     * @param storableId The {@link StorableId}
+     * @return The given {@link Storable} if not {@code null}
+     * @param <T> The type of the {@link Storable}.
+     * @throws StorableNotFoundException if given {@link Storable} is {@code null}.
+     * @since 2.0.0
+     */
+    public <T extends Storable> T returnNotNullStorable(T storable, String storableType, StorableId storableId) throws StorableNotFoundException {
+        if (storable == null) {
+            throw new StorableNotFoundException(storableType, storableId);
+        }
+
+        return storable;
+    }
+
     /**
      * Builds a 200 HTTP Response.
      *

rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DataChannels.java

@@ -160,6 +160,6 @@ public ChannelInfo find(@PathParam("scopeId") ScopeId scopeId,
             throws KapuaException {
         ChannelInfo channelInfo = channelInfoRegistryService.find(scopeId, channelInfoId);
 
-        return returnNotNullEntity(channelInfo);
+        return returnNotNullStorable(channelInfo, ChannelInfo.TYPE, channelInfoId);
     }
 }

rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DataClients.java

@@ -142,6 +142,6 @@ public ClientInfo find(@PathParam("scopeId") ScopeId scopeId,
             throws KapuaException {
         ClientInfo clientInfo = clientInfoRegistryService.find(scopeId, clientInfoId);
 
-        return returnNotNullEntity(clientInfo);
+        return returnNotNullStorable(clientInfo, ClientInfo.TYPE, clientInfoId);
     }
 }

rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DataMessages.java

@@ -184,7 +184,7 @@ public DatastoreMessage find(@PathParam("scopeId") ScopeId scopeId,
             throws KapuaException {
         DatastoreMessage datastoreMessage = messageStoreService.find(scopeId, datastoreMessageId, StorableFetchStyle.SOURCE_FULL);
 
-        return returnNotNullEntity(datastoreMessage);
+        return returnNotNullStorable(datastoreMessage, DatastoreMessage.TYPE, datastoreMessageId);
     }
 
 

rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DataMessagesJson.java

@@ -205,11 +205,11 @@ public JsonMessageListResult queryJson(@PathParam("scopeId") ScopeId scopeId,
     public JsonDatastoreMessage findJson(@PathParam("scopeId") ScopeId scopeId,
                                          @PathParam("datastoreMessageId") StorableEntityId datastoreMessageId)
             throws KapuaException {
-        DatastoreMessage datastoreMessage = returnNotNullEntity(messageStoreService.find(scopeId, datastoreMessageId, StorableFetchStyle.SOURCE_FULL));
+        DatastoreMessage datastoreMessage = returnNotNullStorable(messageStoreService.find(scopeId, datastoreMessageId, StorableFetchStyle.SOURCE_FULL), DatastoreMessage.TYPE, datastoreMessageId);
 
         JsonDatastoreMessage jsonDatastoreMessage = new JsonDatastoreMessage(datastoreMessage);
 
-        return returnNotNullEntity(jsonDatastoreMessage);
+        return returnNotNullStorable(jsonDatastoreMessage, DatastoreMessage.TYPE, datastoreMessageId);
     }
 
     private MessageQuery convertQuery(JsonMessageQuery query) {

rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DataMetrics.java

@@ -150,6 +150,6 @@ public MetricInfo find(@PathParam("scopeId") ScopeId scopeId,
             throws KapuaException {
         MetricInfo metricInfo = metricInfoRegistryService.find(scopeId, metricInfoId);
 
-        return returnNotNullEntity(metricInfo);
+        return returnNotNullStorable(metricInfo, MetricInfo.TYPE, metricInfoId);
     }
 }