xomrk/jdbc-resource-manager.kt
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Sandbox and minor fixes

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This commit is contained in:
Andrew Golovashevich 2025-03-25 07:38:56 +03:00
parent 76943a0af0
commit d21842bee6
6 changed files with 47 additions and 9 deletions
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1
build.gradle.kts
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@ -46,7 +46,6 @@ xomrk {
dependencies {
compileOnly("org.jetbrains:annotations:26.0.2")
compileOnly("com.intellij:annotations:9.0.4")
compileOnly("com.intellij:annotations:9.0.4")
implementation("it.unimi.dsi:fastutil:6.3")
implementation("ru.landgrafhomyak.utility:highlevel-try-finally:0.4")
implementation("ru.landgrafhomyak.utility:reference-counter:0.1")

21
sandbox/build.gradle.kts Normal file
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@ -0,0 +1,21 @@
import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.plugin.xomrk
repositories {
mavenCentral()
maven("https://maven.landgrafhomyak.ru/")
}
xomrk {
kotlin {
jvm {}
sourceSets {
jvmMain {
dependencies {
implementation(project(":"))
implementation("org.xerial:sqlite-jdbc:3.49.1.0")
}
}
}
}
}

19
sandbox/src/commonMain/kotlin/main.kt Normal file
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@ -0,0 +1,19 @@
import java.sql.DriverManager
import ru.langrafhomyak.db.jdbc_resources_manager.PreparedStatementsCompilationPhantomCache
val someStmt = PreparedStatementsCompilationPhantomCache("SELECT * FROM sqlite_master")
fun main() {
for (i in 0..10) {
DriverManager.getConnection("jdbc:sqlite::memory:").use { connection ->
someStmt.preparedStatementForConnection(connection).use { ps ->
ps.executeQuery().use { rs ->
while (rs.next()) {
println(rs.getString(0))
}
}
}
}
System.gc()
}
}

7
settings.gradle.kts
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@ -1,4 +1,3 @@
plugins {
id("org.gradle.toolchains.foojay-resolver-convention") version "0.8.0"
}
rootProject.name = "jdbc-resources-manager"
rootProject.name = "jdbc-resources-manager"
include(":sandbox")

2
src/jvmMain/java/ru/langrafhomyak/db/jdbc_resources_manager/PreparedStatementsCompilationPhantomCache.java
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@ -23,7 +23,7 @@ public class PreparedStatementsCompilationPhantomCache /*implements ReadOnlyProp
}
@NotNull
PreparedStatement preparedStatementForConnection(@NotNull Connection connection) throws SQLException {
public PreparedStatement preparedStatementForConnection(@NotNull Connection connection) throws SQLException {
final int key = identityHashCode(connection);
ConnectionsMapNode node = this._map.get(key, connection);
if (node == null) {

6
src/jvmMain/kotlin/ru/langrafhomyak/db/jdbc_resources_manager/_PhantomCacheCleanup.kt
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@ -10,6 +10,9 @@ internal object _PhantomCacheCleanup {
private val _virtualThreadProperty = "ru.langrafhomyak.db.jdbc_resources_manager._PhantomCacheCleanup.USE_VIRTUAL_THREAD"
private val _referenceQueue = ReferenceQueue<Any?>()
@Suppress("MAY_BE_CONST")
private val _threadName = "ru.langrafhomyak.db.jdbc_resources_manager._PhantomCacheCleanup"
init {
if (this._isVirtualThreadsSupported() && System.getProperty(this._virtualThreadProperty)?.lowercase() != "false")
@ -27,9 +30,6 @@ internal object _PhantomCacheCleanup {
}
}
@Suppress("MAY_BE_CONST")
private val _threadName = "ru.langrafhomyak.db.jdbc_resources_manager._PhantomCacheCleanup"
private fun _startSystemThreadBeforeJ21(): Thread {
val t = Thread(
null,