/*
* Copyright 2016 the original author or 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 org.gradle.internal.dispatch;
import org.gradle.internal.concurrent.Stoppable;
import org.slf4j.Logger;
public class ExceptionTrackingFailureHandler implements DispatchFailureHandler<Object>, Stoppable {
private final Logger logger;
private DispatchException failure;
public ExceptionTrackingFailureHandler(Logger logger) {
this.logger = logger;
}
public void dispatchFailed(Object message, Throwable failure) {
if (this.failure != null) {
logger.error(failure.getMessage(), failure);
} else {
this.failure = new DispatchException(String.format("Could not dispatch message %s.", message), failure);
}
}
public void stop() throws DispatchException {
if (failure != null) {
try {
throw failure;
} finally {
failure = null;
}
}
}
}