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Thread Weaver is a framework for writing multi-threaded unit tests in Java. It provides mechanisms for creating breakpoints within code, and for halting execution of a thread when a breakpoint is reached.

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/*
 * Copyright 2009 Weaver authors
 *
 * 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 com.google.testing.threadtester;

/**
 * A variant of Runnable whose main execution method is declared to throw an
 * Exception. Allows a test to throw an arbitrary Exception without having to
 * catch it and wrap it in a runtime exception.
 *
 * @see TestThread
 * @author [email protected] (Alasdair Mackintosh)
 */
public interface ThrowingRunnable {

  /**
   * Executes the main task of this ThrowingRunnable. Unlike {@link Runnable#run},
   * this method can throw an Exception. Any thrown exception will indicate a
   * test failure.
   *
   * @throws Exception
   */
  void run() throws Exception;
}