jvmMain.okhttp3.internal.connection.ExchangeFinder.kt Maven / Gradle / Ivy
/*
* Copyright (C) 2015 Square, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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 okhttp3.internal.connection
import java.io.IOException
internal class ExchangeFinder(
private val routePlanner: RoutePlanner
) {
fun find(): RealConnection {
var firstException: IOException? = null
while (true) {
if (routePlanner.isCanceled()) throw IOException("Canceled")
try {
val plan = routePlanner.plan()
if (!plan.isConnected) {
plan.connect()
}
return plan.handleSuccess()
} catch (e: IOException) {
routePlanner.trackFailure(e)
if (firstException == null) {
firstException = e
} else {
firstException.addSuppressed(e)
}
if (!routePlanner.hasMoreRoutes()) {
throw firstException
}
}
}
}
}