okhttp3.internal.connection.RouteException 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;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
* An exception thrown to indicate a problem connecting via a single Route. Multiple attempts may
* have been made with alternative protocols, none of which were successful.
*/
public final class RouteException extends RuntimeException {
private static final Method addSuppressedExceptionMethod;
static {
Method m;
try {
m = Throwable.class.getDeclaredMethod("addSuppressed", Throwable.class);
} catch (Exception e) {
m = null;
}
addSuppressedExceptionMethod = m;
}
private IOException lastException;
public RouteException(IOException cause) {
super(cause);
lastException = cause;
}
public IOException getLastConnectException() {
return lastException;
}
public void addConnectException(IOException e) {
addSuppressedIfPossible(e, lastException);
lastException = e;
}
private void addSuppressedIfPossible(IOException e, IOException suppressed) {
if (addSuppressedExceptionMethod != null) {
try {
addSuppressedExceptionMethod.invoke(e, suppressed);
} catch (InvocationTargetException | IllegalAccessException ignored) {
}
}
}
}