org.apache.camel.component.olingo4.api.Olingo4ResponseHandler Maven / Gradle / Ivy

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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.
 */
package org.apache.camel.component.olingo4.api;

import java.util.Map;

/**
 * Callback interface to asynchronously process Olingo4 response.
 */
public interface Olingo4ResponseHandler {

    /**
     * Handle response data on successful completion of Olingo4 request.
     *
     * @param response        response data from Olingo4, may be NULL for Olingo4 operations with no response data.
     * @param responseHeaders the response HTTP headers received from the endpoint.
     */
    void onResponse(T response, Map responseHeaders);

    /**
     * Handle exception raised from Olingo4 request.
     *
     * @param ex exception from Olingo4 request. May be an instance of
     *           {@link org.apache.olingo.commons.api.ex.ODataException} or some other exception, such as
     *           {@link java.io.IOException}
     */
    void onException(Exception ex);

    /**
     * Handle Olingo4 request cancellation. May be caused by the underlying HTTP connection being shutdown
     * asynchronously.
     */
    void onCanceled();
}