org.eclipse.jgit.storage.dht/src/org/eclipse/jgit/storage/dht/AsyncCallback.java

/*
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package org.eclipse.jgit.storage.dht;

/**
 * Receives notification when an asynchronous operation has finished.
 * <p>
 * Many storage provider interface operations use this type to signal completion
 * or failure status of an operation that runs asynchronously to the caller.
 * <p>
 * Only one of {@link #onSuccess(Object)} or {@link #onFailure(DhtException)}
 * should be invoked.
 *
 * @param <T>
 *            type of object returned from the operation on success.
 */
public interface AsyncCallback<T> {
	/**
	 * Notification the operation completed.
	 *
	 * @param result
	 *            the result value from the operation.
	 */
	public void onSuccess(T result);

	/**
	 * Notification the operation failed.
	 *
	 * @param error
	 *            a description of the error.
	 */
	public void onFailure(DhtException error);
}