io.grpc.internal.MoreThrowables Maven / Gradle / Ivy
/*
* Copyright 2017, gRPC Authors All rights reserved.
*
* 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 io.grpc.internal;
import com.google.common.base.Preconditions;
/** Utility functions when interacting with {@link Throwable}s. */
// TODO(ejona): Delete this once we've upgraded to Guava 20 or later.
final class MoreThrowables {
/**
* Throws {code t} if it is an instance of {@link RuntimeException} or {@link Error}.
*
* This is intended to mimic Guava's method by the same name, but which is unavailable to us
* due to compatibility with older Guava versions.
*/
public static void throwIfUnchecked(Throwable t) {
Preconditions.checkNotNull(t);
if (t instanceof RuntimeException) {
throw (RuntimeException) t;
}
if (t instanceof Error) {
throw (Error) t;
}
}
// Prevent instantiation
private MoreThrowables() {}
}