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Free open-source Java API for Redmine and Chiliproject bug/task management systems.
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/*
* ====================================================================
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* .
*
*/
package org.apache.http.impl.client;
import java.net.ConnectException;
import java.net.SocketTimeoutException;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.ConnectionBackoffStrategy;
/**
* This {@link ConnectionBackoffStrategy} backs off either for a raw
* network socket or connection timeout or if the server explicitly
* sends a 503 (Service Unavailable) response.
*
* @since 4.2
*/
public class DefaultBackoffStrategy implements ConnectionBackoffStrategy {
public boolean shouldBackoff(Throwable t) {
return (t instanceof SocketTimeoutException
|| t instanceof ConnectException);
}
public boolean shouldBackoff(HttpResponse resp) {
return (resp.getStatusLine().getStatusCode() == HttpStatus.SC_SERVICE_UNAVAILABLE);
}
}