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feat(sqlite): add native sqlite support + module
- feat(sqlite): add native sqlite driver - feat(js): add js module for sqlite access - test: add testsuite for sqlite - test: add guest-side tests for sqlite (js) - chore: update runtime modules - chore: update to latest sqlite jdbc/jni version Signed-off-by: Sam Gammon <sam@elide.ventures>
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packages/base/src/jvmMain/kotlin/elide/jvm/BoundResources.kt
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| /* | ||
| * Copyright (c) 2024 Elide Technologies, Inc. | ||
| * | ||
| * Licensed under the MIT license (the "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * https://opensource.org/license/mit/ | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on | ||
| * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| * License for the specific language governing permissions and limitations under the License. | ||
| */ | ||
| package elide.jvm | ||
|
|
||
| import java.io.Closeable | ||
| import kotlinx.collections.immutable.toImmutableSet | ||
|
|
||
| /** | ||
| * ## Bound Resource | ||
| * | ||
| * Describes a single "bound resource," which is held within the context of a [LifecycleBoundResources] instance; such | ||
| * resources have a weak reference back to their owner, and are automatically closed when the owner is closed. | ||
| * | ||
| * Bound resources are considered disposable types. | ||
| */ | ||
| public sealed interface BoundResource: Closeable, AutoCloseable { | ||
| /** | ||
| * Describes a [Closeable] resource as a [BoundResource]. | ||
| */ | ||
| public class CloseableResource(private val resource: Closeable): BoundResource { | ||
| override fun close(): Unit = resource.close() | ||
| } | ||
|
|
||
| /** | ||
| * Describes an [AutoCloseable] resource as a [BoundResource]. | ||
| */ | ||
| public class AutoCloseableResource(private val resource: AutoCloseable): BoundResource { | ||
| override fun close(): Unit = resource.close() | ||
| } | ||
|
|
||
| /** | ||
| * Companion utilities for creating [BoundResource] instances. | ||
| */ | ||
| public companion object { | ||
| /** | ||
| * Create a [BoundResource] from a [Closeable]. | ||
| * | ||
| * @param resource The closeable resource to bind. | ||
| * @return A new [BoundResource] instance. | ||
| */ | ||
| public fun of(resource: Closeable): BoundResource = CloseableResource(resource) | ||
|
|
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| /** | ||
| * Create a [BoundResource] from an [AutoCloseable]. | ||
| * | ||
| * @param resource The auto-closeable resource to bind. | ||
| * @return A new [BoundResource] instance. | ||
| */ | ||
| public fun of(resource: AutoCloseable): BoundResource = AutoCloseableResource(resource) | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * ## Lifecycle-bound Resources | ||
| * | ||
| * Describes a pattern wherein resources ([Closeable] or [AutoCloseable] instances) are bound to a lifecycle, such that | ||
| * they are automatically closed when the lifecycle is closed. | ||
| * | ||
| * Resources are registered via the [register] method, optionally de-registered via the [unregister] method, and always | ||
| * closed when persisted to terminal close. | ||
| * | ||
| * Note that lifecycle-bound resource groups are not necessarily [Closeable] or [AutoCloseable] themselves. | ||
| */ | ||
| public interface LifecycleBoundResources { | ||
| /** | ||
| * Returns all resources currently bound to this lifecycle. | ||
| */ | ||
| public val allResources: Sequence<BoundResource> | ||
|
|
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| /** | ||
| * Register a [Closeable] resource to this lifecycle. | ||
| * | ||
| * @param resource The resource to register. | ||
| * @return The bound resource instance. | ||
| */ | ||
| public fun register(resource: Closeable) | ||
|
|
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| /** | ||
| * Register an [AutoCloseable] resource to this lifecycle. | ||
| * | ||
| * @param resource The resource to register. | ||
| */ | ||
| public fun unregister(resource: Closeable) | ||
|
|
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| /** | ||
| * Unregister a [Closeable] resource from this lifecycle. | ||
| * | ||
| * @param resource The resource to unregister. | ||
| */ | ||
| public fun register(resource: AutoCloseable) | ||
|
|
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| /** | ||
| * Unregister an [AutoCloseable] resource from this lifecycle. | ||
| * | ||
| * @param resource The resource to unregister. | ||
| */ | ||
| public fun unregister(resource: AutoCloseable) | ||
| } | ||
|
|
||
| /** | ||
| * ## Resource Manager | ||
| * | ||
| * Simple implementation of [LifecycleBoundResources], which propagates [close] calls to resources registered to it. | ||
| * Implementations are intended to use delegation: | ||
| * | ||
| * ```kotlin | ||
| * class MyResourceHolder( | ||
| * private val manager: LifecycleBoundResources = ResourceManager() | ||
| * ): LifecycleBoundResources by manager, AutoCloseable by manager { | ||
| * // ... | ||
| * private fun somethingThatSpawnsAResource() { | ||
| * val resource = // ... | ||
| * register(resource) | ||
| * } | ||
| * } | ||
| * | ||
| * // later ... | ||
| * val instance = MyResourceHolder() | ||
| * instance.use { | ||
| * // the inner resource will be closed automatically | ||
| * } | ||
| * ``` | ||
| */ | ||
| public open class ResourceManager : LifecycleBoundResources, AutoCloseable, Closeable { | ||
| private val resources: MutableSet<BoundResource> = mutableSetOf() | ||
|
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| override val allResources: Sequence<BoundResource> | ||
| get() = resources.toImmutableSet().asSequence() | ||
|
|
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| override fun register(resource: Closeable) { resources.add(BoundResource.of(resource)) } | ||
| override fun register(resource: AutoCloseable) { resources.add(BoundResource.of(resource)) } | ||
| override fun unregister(resource: Closeable) { resources.remove(BoundResource.of(resource)) } | ||
| override fun unregister(resource: AutoCloseable) { resources.remove(BoundResource.of(resource)) } | ||
|
|
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| override fun close() { | ||
| resources.forEach { it.close() } | ||
| resources.clear() | ||
| } | ||
| } |
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