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• ContextCallback.java

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org.solovyev.android.tasks.ContextCallback Maven / Gradle / Ivy

package org.solovyev.android.tasks;

import android.content.Context;

import javax.annotation.Nonnull;

/**
 * User: serso
 * Date: 4/3/13
 * Time: 10:10 PM
 */

/**
 * Callback to be used for notifying activity (or fragments or views in it) about task result.
 * After implementation of this interface see {@link Tasks#toUiThreadFutureCallback(C, ContextCallback < C ,V>)} for conversion it to
 * {@link com.google.common.util.concurrent.FutureCallback}.
 * 

 * IMPLEMENTATION NOTE: please fo not implement this class as inner anonymous class of activity (fragment/view) as it will have a reference to activity (fragment/view)
 * which will cause memory leak. As a rule ALWAYS use it in the static context.
 *
 * @param  type of context
 * @param  type of result
 */
public interface ContextCallback {

	void onSuccess(@Nonnull C context, V result);

	void onFailure(@Nonnull C context, Throwable t);
}