/*
* Copyright 2002-2009 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.springframework.scheduling.support;
import org.springframework.util.Assert;
import org.springframework.util.ErrorHandler;
/**
* Runnable wrapper that catches any exception or error thrown from its
* delegate Runnable and allows an {@link ErrorHandler} to handle it.
*
* @author Juergen Hoeller
* @author Mark Fisher
* @since 3.0
*/
public class DelegatingErrorHandlingRunnable implements Runnable {
private final Runnable delegate;
private final ErrorHandler errorHandler;
/**
* Create a new DelegatingErrorHandlingRunnable.
* @param delegate the Runnable implementation to delegate to
* @param errorHandler the ErrorHandler for handling any exceptions
*/
public DelegatingErrorHandlingRunnable(Runnable delegate, ErrorHandler errorHandler) {
Assert.notNull(delegate, "Delegate must not be null");
Assert.notNull(errorHandler, "ErrorHandler must not be null");
this.delegate = delegate;
this.errorHandler = errorHandler;
}
public void run() {
try {
this.delegate.run();
}
catch (Throwable ex) {
this.errorHandler.handleError(ex);
}
}
@Override
public String toString() {
return "DelegatingErrorHandlingRunnable for " + this.delegate;
}
}
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