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feat: add ParticipantContextStore (mem + sql)
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119 changes: 119 additions & 0 deletions
119
...b-credentials/src/main/java/org/eclipse/edc/identityhub/defaults/InMemoryEntityStore.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| /* | ||
| * Copyright (c) 2024 Metaform Systems, Inc. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Apache License, Version 2.0 which is available at | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * Contributors: | ||
| * Metaform Systems, Inc. - initial API and implementation | ||
| * | ||
| */ | ||
|
|
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| package org.eclipse.edc.identityhub.defaults; | ||
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| import org.eclipse.edc.spi.query.QueryResolver; | ||
| import org.eclipse.edc.spi.query.QuerySpec; | ||
| import org.eclipse.edc.spi.result.StoreResult; | ||
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|
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| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import java.util.concurrent.locks.ReentrantReadWriteLock; | ||
| import java.util.function.Predicate; | ||
| import java.util.stream.Stream; | ||
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| import static org.eclipse.edc.spi.result.StoreResult.alreadyExists; | ||
| import static org.eclipse.edc.spi.result.StoreResult.notFound; | ||
| import static org.eclipse.edc.spi.result.StoreResult.success; | ||
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|
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| /** | ||
| * Base class for in-mem entity stores, that implement basic CRUD operations. | ||
| */ | ||
| abstract class InMemoryEntityStore<T> { | ||
| protected final Map<String, T> store = new HashMap<>(); | ||
| protected final ReentrantReadWriteLock lock = new ReentrantReadWriteLock(true); | ||
| protected final QueryResolver<T> queryResolver = createQueryResolver(); | ||
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| /** | ||
| * Creates a new entity if none exists. | ||
| * | ||
| * @param newObject the new object to insert. | ||
| * @return failure if an object with the same ID already exists. | ||
| */ | ||
| public StoreResult<Void> create(T newObject) { | ||
| lock.writeLock().lock(); | ||
| var id = getId(newObject); | ||
| try { | ||
| if (store.containsKey(id)) { | ||
| return alreadyExists("A VerifiableCredentialResource with ID %s already exists".formatted(id)); | ||
| } | ||
| store.put(id, newObject); | ||
| return success(null); | ||
| } finally { | ||
| lock.writeLock().unlock(); | ||
| } | ||
| } | ||
|
|
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| /** | ||
| * Performs a query using the given query parameters. | ||
| * | ||
| * @param querySpec A non-null QuerySpec. | ||
| * @return A (potentially empty) Stream of objects. Callers must close the stream. | ||
| */ | ||
| public StoreResult<Stream<T>> query(QuerySpec querySpec) { | ||
| lock.readLock().lock(); | ||
| try { | ||
| // if no filter is present, we return true | ||
| Predicate<Object> fallback = querySpec.getFilterExpression().isEmpty() ? x -> true : x -> false; | ||
| var result = queryResolver.query(store.values().stream(), querySpec, Predicate::or, fallback); | ||
| return success(result); | ||
| } finally { | ||
| lock.readLock().unlock(); | ||
| } | ||
| } | ||
|
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| /** | ||
| * Replaces an existing entity with a new object. | ||
| * | ||
| * @param newObject the new entity | ||
| * @return failure if an object with the same ID was not found. | ||
| */ | ||
| public StoreResult<Void> update(T newObject) { | ||
| lock.writeLock().lock(); | ||
| try { | ||
| var id = getId(newObject); | ||
| if (!store.containsKey(id)) { | ||
| return notFound("A VerifiableCredentialResource with ID %s was not found".formatted(id)); | ||
| } | ||
| store.put(id, newObject); | ||
| return success(); | ||
| } finally { | ||
| lock.writeLock().unlock(); | ||
| } | ||
| } | ||
|
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| /** | ||
| * Deletes the object with the given ID | ||
| * | ||
| * @param id The ID of the object to delete. | ||
| * @return failure if an object with the given ID was not found. | ||
| */ | ||
| public StoreResult<Void> deleteById(String id) { | ||
| lock.writeLock().lock(); | ||
| try { | ||
| if (!store.containsKey(id)) { | ||
| return notFound("A VerifiableCredentialResource with ID %s was not found".formatted(id)); | ||
| } | ||
| store.remove(id); | ||
| return success(); | ||
| } finally { | ||
| lock.writeLock().unlock(); | ||
| } | ||
| } | ||
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| protected abstract String getId(T newObject); | ||
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| protected abstract QueryResolver<T> createQueryResolver(); | ||
| } |
36 changes: 36 additions & 0 deletions
36
...s/src/main/java/org/eclipse/edc/identityhub/defaults/InMemoryParticipantContextStore.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* | ||
| * Copyright (c) 2024 Metaform Systems, Inc. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Apache License, Version 2.0 which is available at | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * Contributors: | ||
| * Metaform Systems, Inc. - initial API and implementation | ||
| * | ||
| */ | ||
|
|
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| package org.eclipse.edc.identityhub.defaults; | ||
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| import org.eclipse.edc.connector.core.store.CriterionToPredicateConverterImpl; | ||
| import org.eclipse.edc.connector.core.store.ReflectionBasedQueryResolver; | ||
| import org.eclipse.edc.identityhub.spi.model.participant.ParticipantContext; | ||
| import org.eclipse.edc.identityhub.spi.store.ParticipantContextStore; | ||
| import org.eclipse.edc.spi.query.QueryResolver; | ||
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| /** | ||
| * In-memory variant of the {@link ParticipantContextStore} that is thread-safe. | ||
| */ | ||
| public class InMemoryParticipantContextStore extends InMemoryEntityStore<ParticipantContext> implements ParticipantContextStore { | ||
| @Override | ||
| protected String getId(ParticipantContext newObject) { | ||
| return newObject.getParticipantId(); | ||
| } | ||
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| @Override | ||
| protected QueryResolver<ParticipantContext> createQueryResolver() { | ||
| return new ReflectionBasedQueryResolver<>(ParticipantContext.class, new CriterionToPredicateConverterImpl()); | ||
| } | ||
| } |
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28 changes: 28 additions & 0 deletions
28
...c/test/java/org/eclipse/edc/identityhub/defaults/InMemoryParticipantContextStoreTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| /* | ||
| * Copyright (c) 2024 Metaform Systems, Inc. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Apache License, Version 2.0 which is available at | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * Contributors: | ||
| * Metaform Systems, Inc. - initial API and implementation | ||
| * | ||
| */ | ||
|
|
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| package org.eclipse.edc.identityhub.defaults; | ||
|
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| import org.eclipse.edc.identityhub.spi.store.ParticipantContextStore; | ||
| import org.eclipse.edc.identityhub.store.test.ParticipantContextStoreTestBase; | ||
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| class InMemoryParticipantContextStoreTest extends ParticipantContextStoreTestBase { | ||
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| private final InMemoryParticipantContextStore store = new InMemoryParticipantContextStore(); | ||
|
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| @Override | ||
| protected ParticipantContextStore getStore() { | ||
| return store; | ||
| } | ||
| } |
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27 changes: 27 additions & 0 deletions
27
extensions/store/sql/identity-hub-participantcontext-store-sql/build.gradle.kts
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| @@ -0,0 +1,27 @@ | ||
| /* | ||
| * Copyright (c) 2023 Metaform Systems, Inc. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Apache License, Version 2.0 which is available at | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * Contributors: | ||
| * Metaform Systems, Inc. - initial API and implementation | ||
| * | ||
| */ | ||
|
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| plugins { | ||
| `java-library` | ||
| } | ||
|
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| dependencies { | ||
| api(project(":spi:identity-hub-store-spi")) | ||
| implementation(libs.edc.core.sql) // for the SqlStatements | ||
| implementation(libs.edc.spi.transaction.datasource) | ||
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| testImplementation(testFixtures(project(":spi:identity-hub-store-spi"))) | ||
| testImplementation(testFixtures(libs.edc.core.sql)) | ||
| testImplementation(libs.edc.junit) | ||
| } |
25 changes: 25 additions & 0 deletions
25
extensions/store/sql/identity-hub-participantcontext-store-sql/docs/schema.sql
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| /* | ||
| * Copyright (c) 2024 Metaform Systems, Inc. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Apache License, Version 2.0 which is available at | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * Contributors: | ||
| * Metaform Systems, Inc. - initial API and implementation | ||
| * | ||
| */ | ||
|
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| -- only intended for and tested with Postgres! | ||
| CREATE TABLE participant_context | ||
| ( | ||
| participant_id VARCHAR PRIMARY KEY NOT NULL, -- ID of the ParticipantContext | ||
| created_date BIGINT NOT NULL, -- POSIX timestamp of the creation of the PC | ||
| last_modified_date BIGINT, -- POSIX timestamp of the last modified date | ||
| state INTEGER NOT NULL, -- 0 = CREATED, 1 = ACTIVE, 2 = DEACTIVATED | ||
| api_token_alias VARCHAR NOT NULL -- alias under which this PC's api token is stored in the vault | ||
| ); | ||
| CREATE UNIQUE INDEX participant_context_participant_id_uindex ON participant_context USING btree (participant_id); | ||
|
|
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