Java Code Examples for org.apache.olingo.server.api.serializer.ODataSerializer#entity()
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org.apache.olingo.server.api.serializer.ODataSerializer#entity() .
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Example 1
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = storage.createEntityData(edmEntitySet, requestEntity); // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and select currently not supported ODataSerializer serializer = odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); //4. configure the response object response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 2
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = this.odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = storage.createEntityData(edmEntitySet, requestEntity); // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and select currently not supported ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); //4. configure the response object response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 3
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult result = serializer.entity(serviceMetadata, entityType, entity, options); //4. configure the response object response.setContent(result.getContent()); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 4
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializerResult = serializer.entity(serviceMetadata, entityType, entity, options); InputStream entityStream = serializerResult.getContent(); // 4. configure the response object response.setContent(entityStream); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 5
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = null; try { storage.beginTransaction(); createdEntity = storage.createEntityData(edmEntitySet, requestEntity, request.getRawBaseUri()); storage.commitTransaction(); } catch( ODataApplicationException e ) { storage.rollbackTransaction(); throw e; } // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and select currently not supported ODataSerializer serializer = odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); //4. configure the response object response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 6
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = this.odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = storage.createEntityData(edmEntitySet, requestEntity); // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and select currently not supported ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); //4. configure the response object final String location = request.getRawBaseUri() + '/' + odata.createUriHelper().buildCanonicalURL(edmEntitySet, createdEntity); response.setHeader(HttpHeader.LOCATION, location); response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 7
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult result = serializer.entity(serviceMetadata, entityType, entity, options); //4. configure the response object response.setContent(result.getContent()); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 8
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = storage.createEntityData(edmEntitySet, requestEntity); // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and select currently not supported ODataSerializer serializer = odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); //4. configure the response object response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 9
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
private void readFunctionImportInternal(final ODataRequest request, final ODataResponse response, final UriInfo uriInfo, final ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1st step: Analyze the URI and fetch the entity returned by the function import // Function Imports are always the first segment of the resource path final UriResource firstSegment = uriInfo.getUriResourceParts().get(0); if(!(firstSegment instanceof UriResourceFunction)) { throw new ODataApplicationException("Not implemented", HttpStatusCode.NOT_IMPLEMENTED.getStatusCode(), Locale.ENGLISH); } final UriResourceFunction uriResourceFunction = (UriResourceFunction) firstSegment; final Entity entity = storage.readFunctionImportEntity(uriResourceFunction, serviceMetadata); if(entity == null) { throw new ODataApplicationException("Nothing found.", HttpStatusCode.NOT_FOUND.getStatusCode(), Locale.ROOT); } // 2nd step: Serialize the response entity final EdmEntityType edmEntityType = (EdmEntityType) uriResourceFunction.getFunction().getReturnType().getType(); final ContextURL contextURL = ContextURL.with().type(edmEntityType).build(); final EntitySerializerOptions opts = EntitySerializerOptions.with().contextURL(contextURL).build(); final ODataSerializer serializer = odata.createSerializer(responseFormat); final SerializerResult serializerResult = serializer.entity(serviceMetadata, edmEntityType, entity, opts); // 3rd configure the response object response.setContent(serializerResult.getContent()); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 10
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializerResult = serializer.entity(serviceMetadata, entityType, entity, options); InputStream entityStream = serializerResult.getContent(); //4. configure the response object response.setContent(entityStream); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 11
Source File: ProductEntityProcessor.java From syndesis with Apache License 2.0 | 5 votes |
@Override public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the // EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); LOG.info("Reading entity {}", entity.getSelfLink()); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializerResult = serializer.entity(serviceMetadata, entityType, entity, options); InputStream entityStream = serializerResult.getContent(); // 4. configure the response object response.setContent(entityStream); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 12
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
private void readFunctionImportInternal(final ODataRequest request, final ODataResponse response, final UriInfo uriInfo, final ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1st step: Analyze the URI and fetch the entity returned by the function import // Function Imports are always the first segment of the resource path final UriResource firstSegment = uriInfo.getUriResourceParts().get(0); if (!(firstSegment instanceof UriResourceFunction)) { throw new ODataApplicationException("Not implemented", HttpStatusCode.NOT_IMPLEMENTED.getStatusCode(), Locale.ENGLISH); } final UriResourceFunction uriResourceFunction = (UriResourceFunction) firstSegment; final Entity entity = storage.readFunctionImportEntity(uriResourceFunction, serviceMetadata); if (entity == null) { throw new ODataApplicationException("Nothing found.", HttpStatusCode.NOT_FOUND.getStatusCode(), Locale.ROOT); } // 2nd step: Serialize the response entity final EdmEntityType edmEntityType = (EdmEntityType) uriResourceFunction.getFunction().getReturnType().getType(); final ContextURL contextURL = ContextURL.with().type(edmEntityType).build(); final EntitySerializerOptions opts = EntitySerializerOptions.with().contextURL(contextURL).build(); final ODataSerializer serializer = odata.createSerializer(responseFormat); final SerializerResult serializerResult = serializer.entity(serviceMetadata, edmEntityType, entity, opts); // 3rd configure the response object response.setContent(serializerResult.getContent()); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 13
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = storage.createEntityData(edmEntitySet, requestEntity); // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and select currently not supported ODataSerializer serializer = odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); //4. configure the response object response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 14
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializerResult = serializer.entity(serviceMetadata, entityType, entity, options); InputStream entityStream = serializerResult.getContent(); //4. configure the response object response.setContent(entityStream); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 15
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = null; try { storage.beginTransaction(); createdEntity = storage.createEntityData(edmEntitySet, requestEntity, request.getRawBaseUri()); storage.commitTransaction(); } catch( ODataApplicationException e ) { storage.rollbackTransaction(); throw e; } // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and select currently not supported ODataSerializer serializer = odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); //4. configure the response object response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 16
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializerResult = serializer.entity(serviceMetadata, entityType, entity, options); InputStream entityStream = serializerResult.getContent(); //4. configure the response object response.setContent(entityStream); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 17
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 5 votes |
public void readEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType responseFormat) throws ODataApplicationException, SerializerException { // 1. retrieve the Entity Type List<UriResource> resourcePaths = uriInfo.getUriResourceParts(); // Note: only in our example we can assume that the first segment is the EntitySet UriResourceEntitySet uriResourceEntitySet = (UriResourceEntitySet) resourcePaths.get(0); EdmEntitySet edmEntitySet = uriResourceEntitySet.getEntitySet(); // 2. retrieve the data from backend List<UriParameter> keyPredicates = uriResourceEntitySet.getKeyPredicates(); Entity entity = storage.readEntityData(edmEntitySet, keyPredicates); // 3. serialize EdmEntityType entityType = edmEntitySet.getEntityType(); ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).suffix(ContextURL.Suffix.ENTITY).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializerResult = serializer.entity(serviceMetadata, entityType, entity, options); InputStream entityStream = serializerResult.getContent(); //4. configure the response object response.setContent(entityStream); response.setStatusCode(HttpStatusCode.OK.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 18
Source File: ProductEntityProcessor.java From syndesis with Apache License 2.0 | 5 votes |
@Override public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to // create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = this.odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); LOG.info("Creating new entity {}", requestEntity); // 2.2 do the creation in backend, which returns the newly created // entity Entity createdEntity = storage.createEntityData(edmEntitySet, requestEntity); // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); // expand and select currently not supported EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); // 4. configure the response object response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }
Example 19
Source File: DemoEntityProcessor.java From olingo-odata4 with Apache License 2.0 | 4 votes |
public void createEntity(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestFormat, ContentType responseFormat) throws ODataApplicationException, DeserializerException, SerializerException { // 1. Retrieve the entity type from the URI EdmEntitySet edmEntitySet = Util.getEdmEntitySet(uriInfo); EdmEntityType edmEntityType = edmEntitySet.getEntityType(); // 2. create the data in backend // 2.1. retrieve the payload from the POST request for the entity to create and deserialize it InputStream requestInputStream = request.getBody(); ODataDeserializer deserializer = this.odata.createDeserializer(requestFormat); DeserializerResult result = deserializer.entity(requestInputStream, edmEntityType); Entity requestEntity = result.getEntity(); // 2.2 do the creation in backend, which returns the newly created entity Entity createdEntity = null; try { storage.beginTransaction(); createdEntity = storage.createEntityData(edmEntitySet, requestEntity, request.getRawBaseUri()); storage.commitTransaction(); } catch(ODataApplicationException e) { storage.rollbackTranscation(); throw e; } // 3. serialize the response (we have to return the created entity) ContextURL contextUrl = ContextURL.with().entitySet(edmEntitySet).build(); EntitySerializerOptions options = EntitySerializerOptions.with().contextURL(contextUrl).build(); // expand and // select currently // not supported ODataSerializer serializer = this.odata.createSerializer(responseFormat); SerializerResult serializedResponse = serializer.entity(serviceMetadata, edmEntityType, createdEntity, options); // 4. configure the response object final String location = request.getRawBaseUri() + '/' + odata.createUriHelper().buildCanonicalURL(edmEntitySet, createdEntity); response.setHeader(HttpHeader.LOCATION, location); response.setContent(serializedResponse.getContent()); response.setStatusCode(HttpStatusCode.CREATED.getStatusCode()); response.setHeader(HttpHeader.CONTENT_TYPE, responseFormat.toContentTypeString()); }