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| 1 | +/* |
| 2 | + * Copyright (c) 2026 Metaform Systems, Inc. |
| 3 | + * |
| 4 | + * This program and the accompanying materials are made available under the |
| 5 | + * terms of the Apache License, Version 2.0 which is available at |
| 6 | + * https://www.apache.org/licenses/LICENSE-2.0 |
| 7 | + * |
| 8 | + * SPDX-License-Identifier: Apache-2.0 |
| 9 | + * |
| 10 | + * Contributors: |
| 11 | + * Metaform Systems, Inc. - initial API and implementation |
| 12 | + * |
| 13 | + */ |
| 14 | + |
| 15 | +package org.eclipse.edc.connector.controlplane.transform.edc.dataspaceprofile.from; |
| 16 | + |
| 17 | +import jakarta.json.Json; |
| 18 | +import jakarta.json.JsonBuilderFactory; |
| 19 | +import jakarta.json.JsonObject; |
| 20 | +import org.eclipse.edc.jsonld.spi.transformer.AbstractJsonLdTransformer; |
| 21 | +import org.eclipse.edc.protocol.spi.DataspaceProfile; |
| 22 | +import org.eclipse.edc.transform.spi.TransformerContext; |
| 23 | +import org.jetbrains.annotations.NotNull; |
| 24 | +import org.jetbrains.annotations.Nullable; |
| 25 | + |
| 26 | +import java.util.Optional; |
| 27 | + |
| 28 | +import static jakarta.json.stream.JsonCollectors.toJsonArray; |
| 29 | +import static org.eclipse.edc.jsonld.spi.JsonLdKeywords.TYPE; |
| 30 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_JSONLD_CONTEXTS_URL_IRI; |
| 31 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_NAME_IRI; |
| 32 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_PROTOCOL_BINDING_IRI; |
| 33 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_PROTOCOL_IRI; |
| 34 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_PROTOCOL_NAMESPACE_IRI; |
| 35 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_PROTOCOL_PATH_IRI; |
| 36 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_PROTOCOL_VERSION_IRI; |
| 37 | +import static org.eclipse.edc.protocol.spi.DataspaceProfileContext.DATASPACE_PROFILE_CONTEXT_TYPE_IRI; |
| 38 | + |
| 39 | +public class JsonObjectFromDataspaceProfileTransformer extends AbstractJsonLdTransformer<DataspaceProfile, JsonObject> { |
| 40 | + |
| 41 | + private final JsonBuilderFactory jsonFactory; |
| 42 | + |
| 43 | + public JsonObjectFromDataspaceProfileTransformer(JsonBuilderFactory jsonFactory) { |
| 44 | + super(DataspaceProfile.class, JsonObject.class); |
| 45 | + this.jsonFactory = jsonFactory; |
| 46 | + } |
| 47 | + |
| 48 | + @Override |
| 49 | + public @Nullable JsonObject transform(@NotNull DataspaceProfile profile, @NotNull TransformerContext context) { |
| 50 | + var builder = jsonFactory.createObjectBuilder() |
| 51 | + .add(TYPE, DATASPACE_PROFILE_CONTEXT_TYPE_IRI) |
| 52 | + .add(DATASPACE_PROFILE_CONTEXT_NAME_IRI, profile.getName()) |
| 53 | + .add(DATASPACE_PROFILE_CONTEXT_PROTOCOL_IRI, protocol(profile)); |
| 54 | + |
| 55 | + Optional.ofNullable(profile.getJsonLdContextsUrl()) |
| 56 | + .ifPresent(urls -> builder.add(DATASPACE_PROFILE_CONTEXT_JSONLD_CONTEXTS_URL_IRI, urls.stream() |
| 57 | + .map(Json::createValue) |
| 58 | + .collect(toJsonArray()))); |
| 59 | + |
| 60 | + return builder.build(); |
| 61 | + } |
| 62 | + |
| 63 | + private @NotNull JsonObject protocol(@NotNull DataspaceProfile profile) { |
| 64 | + var builder = jsonFactory.createObjectBuilder(); |
| 65 | + Optional.ofNullable(profile.getProtocolVersion()).ifPresent(v -> builder.add(DATASPACE_PROFILE_CONTEXT_PROTOCOL_VERSION_IRI, v)); |
| 66 | + Optional.ofNullable(profile.getPath()).ifPresent(v -> builder.add(DATASPACE_PROFILE_CONTEXT_PROTOCOL_PATH_IRI, v)); |
| 67 | + Optional.ofNullable(profile.getBinding()).ifPresent(v -> builder.add(DATASPACE_PROFILE_CONTEXT_PROTOCOL_BINDING_IRI, v)); |
| 68 | + Optional.ofNullable(profile.getNamespace()).ifPresent(v -> builder.add(DATASPACE_PROFILE_CONTEXT_PROTOCOL_NAMESPACE_IRI, v)); |
| 69 | + return builder.build(); |
| 70 | + } |
| 71 | +} |
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