| /* |
| * Copyright (C) 2011, Google Inc. |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.eclipse.jgit.storage.dht; |
| |
| /** |
| * Extension of {@link AsyncCallback} supporting partial results. |
| * <p> |
| * Instead of buffering all results for {@link #onSuccess(Object)}, the storage |
| * provider may choose to offer some results earlier by invoking the |
| * {@link #onPartialResult(Object)} method declared in this interface. |
| * <p> |
| * If any results were delivered early to {@link #onPartialResult(Object)} then |
| * {@link #onSuccess(Object)} is invoked with {@code null} when all results have |
| * been supplied and no more remain to be delivered. |
| * <p> |
| * If an error occurs, {@link #onFailure(DhtException)} will be invoked, |
| * potentially after one or more {@link #onPartialResult(Object)} notifications |
| * were already made. In an error condition, {@link #onSuccess(Object)} will not |
| * be invoked. |
| * |
| * @param <T> |
| * type of object returned from the operation on success. |
| */ |
| public interface StreamingCallback<T> extends AsyncCallback<T> { |
| /** |
| * Receives partial results from the operation. |
| * |
| * @param result |
| * the result value from the operation. |
| */ |
| public void onPartialResult(T result); |
| } |