Adopt Java HttpClient in PackageSearchApiClient

Switched to using Java HttpClient in PackageSearchApiClient. The kotlin/ktor client CIO and Java imports were added in PackageSearchApplicationCachesService and the corresponding ktor-client-java dependency was added to the build.gradle.kts file.

(cherry picked from commit 3d66a75)

packagesearch.versions.toml

@@ -53,6 +53,7 @@ kotlinx-serialization-core = { module = "org.jetbrains.kotlinx:kotlinx-serializa
 kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "kotlinxSerialization" }
 kotlinx-serialization-protobuf = { module = "org.jetbrains.kotlinx:kotlinx-serialization-protobuf", version.ref = "kotlinxSerialization" }
 ktor-client-cio = { module = "io.ktor:ktor-client-cio", version.ref = "ktor" }
+ktor-client-java = { module = "io.ktor:ktor-client-java", version.ref = "ktor" }
 ktor-client-content-negotiation = { module = "io.ktor:ktor-client-content-negotiation", version.ref = "ktor" }
 ktor-client-encoding = { module = "io.ktor:ktor-client-encoding", version.ref = "ktor" }
 ktor-client-logging = { module = "io.ktor:ktor-client-logging", version.ref = "ktor" }

plugin/build.gradle.kts

@@ -61,6 +61,7 @@ dependencies {
         exclude(group = "org.jetbrains.compose.foundation")
     }
     implementation(packageSearchCatalog.ktor.client.logging)
+    implementation(packageSearchCatalog.ktor.client.java)
     implementation(packageSearchCatalog.packagesearch.api.models)
     implementation(projects.plugin.gradle.base)
     implementation(projects.plugin.gradle.kmp)

plugin/src/main/kotlin/com/jetbrains/packagesearch/plugin/services/PackageSearchApplicationCachesService.kt

@@ -23,6 +23,8 @@ import com.jetbrains.packagesearch.plugin.utils.ApiSearchEntry
 import com.jetbrains.packagesearch.plugin.utils.KtorDebugLogger
 import com.jetbrains.packagesearch.plugin.utils.PackageSearchApiPackageCache
 import com.jetbrains.packagesearch.plugin.utils.PackageSearchProjectService
+import io.ktor.client.engine.cio.CIO
+import io.ktor.client.engine.java.Java
 import io.ktor.client.plugins.logging.LogLevel
 import io.ktor.client.plugins.logging.Logging
 import java.util.concurrent.CompletableFuture
@@ -77,7 +79,7 @@ class PackageSearchApplicationCachesService(private val coroutineScope: Coroutin
 
     private val apiClient = PackageSearchApiClient(
         endpoints = PackageSearchEndpoints.DEFAULT,
-        httpClient = PackageSearchApiClient.defaultHttpClient {
+        httpClient = PackageSearchApiClient.defaultHttpClient(Java) {
             install(Logging) {
                 level = LogLevel.ALL
                 logger = KtorDebugLogger()