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Redis based In-Memory Data Grid for Java
/**
* Copyright (c) 2013-2021 Nikita Koksharov
*
* Licensed 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.redisson.api;
import java.util.Collection;
import java.util.Map;
import java.util.concurrent.TimeUnit;
/**
* Async interface for Redis based time-series collection.
*
* @author Nikita Koksharov
*
*/
public interface RTimeSeriesAsync extends RExpirableAsync {
/**
* Adds element to this time-series collection
* by specified timestamp.
*
* @param timestamp - object timestamp
* @param object - object itself
* @return void
*/
RFuture addAsync(long timestamp, V object);
/**
* Adds all elements contained in the specified map to this time-series collection.
* Map contains of timestamp mapped by object.
*
* @param objects - map of elements to add
* @return void
*/
RFuture addAllAsync(Map objects);
/**
* Adds element to this time-series collection
* by specified timestamp.
*
* @param timestamp - object timestamp
* @param object - object itself
* @param timeToLive - time to live interval
* @param timeUnit - unit of time to live interval
* @return void
*/
RFuture addAsync(long timestamp, V object, long timeToLive, TimeUnit timeUnit);
/**
* Adds all elements contained in the specified map to this time-series collection.
* Map contains of timestamp mapped by object.
*
* @param objects - map of elements to add
* @param timeToLive - time to live interval
* @param timeUnit - unit of time to live interval
* @return void
*/
RFuture addAllAsync(Map objects, long timeToLive, TimeUnit timeUnit);
/**
* Returns size of this set.
*
* @return size
*/
RFuture sizeAsync();
/**
* Returns object by specified timestamp or null if it doesn't exist.
*
* @param timestamp - object timestamp
* @return object
*/
RFuture getAsync(long timestamp);
/**
* Removes object by specified timestamp.
*
* @param timestamp - object timestamp
* @return true if an element was removed as a result of this call
*/
RFuture removeAsync(long timestamp);
/**
* Removes and returns the head elements or {@code null} if this time-series collection is empty.
*
* @param count - elements amount
* @return the head element,
* or {@code null} if this time-series collection is empty
*/
RFuture> pollFirstAsync(int count);
/**
* Removes and returns the tail elements or {@code null} if this time-series collection is empty.
*
* @param count - elements amount
* @return the tail element or {@code null} if this time-series collection is empty
*/
RFuture> pollLastAsync(int count);
/**
* Removes and returns the head element or {@code null} if this time-series collection is empty.
*
* @return the head element,
* or {@code null} if this time-series collection is empty
*/
RFuture pollFirstAsync();
/**
* Removes and returns the tail element or {@code null} if this time-series collection is empty.
*
* @return the tail element or {@code null} if this time-series collection is empty
*/
RFuture pollLastAsync();
/**
* Returns the tail element or {@code null} if this time-series collection is empty.
*
* @return the tail element or {@code null} if this time-series collection is empty
*/
RFuture lastAsync();
/**
* Returns the head element or {@code null} if this time-series collection is empty.
*
* @return the head element or {@code null} if this time-series collection is empty
*/
RFuture firstAsync();
/**
* Returns timestamp of the head timestamp or {@code null} if this time-series collection is empty.
*
* @return timestamp or {@code null} if this time-series collection is empty
*/
RFuture firstTimestampAsync();
/**
* Returns timestamp of the tail element or {@code null} if this time-series collection is empty.
*
* @return timestamp or {@code null} if this time-series collection is empty
*/
RFuture lastTimestampAsync();
/**
* Returns the tail elements of this time-series collection.
*
* @param count - elements amount
* @return the tail elements
*/
RFuture> lastAsync(int count);
/**
* Returns the head elements of this time-series collection.
*
* @param count - elements amount
* @return the head elements
*/
RFuture> firstAsync(int count);
/**
* Removes values within timestamp range. Including boundary values.
*
* @param startTimestamp - start timestamp
* @param endTimestamp - end timestamp
* @return number of removed elements
*/
RFuture removeRangeAsync(long startTimestamp, long endTimestamp);
/**
* Returns ordered elements of this time-series collection within timestamp range. Including boundary values.
*
* @param startTimestamp - start timestamp
* @param endTimestamp - end timestamp
* @return elements collection
*/
RFuture> rangeAsync(long startTimestamp, long endTimestamp);
/**
* Returns ordered elements of this time-series collection within timestamp range. Including boundary values.
*
* @param startTimestamp start timestamp
* @param endTimestamp end timestamp
* @param limit result size limit
* @return elements collection
*/
RFuture> rangeAsync(long startTimestamp, long endTimestamp, int limit);
/**
* Returns elements of this time-series collection in reverse order within timestamp range. Including boundary values.
*
* @param startTimestamp - start timestamp
* @param endTimestamp - end timestamp
* @return elements collection
*/
RFuture> rangeReversedAsync(long startTimestamp, long endTimestamp);
/**
* Returns elements of this time-series collection in reverse order within timestamp range. Including boundary values.
*
* @param startTimestamp start timestamp
* @param endTimestamp end timestamp
* @param limit result size limit
* @return elements collection
*/
RFuture> rangeReversedAsync(long startTimestamp, long endTimestamp, int limit);
/**
* Returns ordered entries of this time-series collection within timestamp range. Including boundary values.
*
* @param startTimestamp - start timestamp
* @param endTimestamp - end timestamp
* @return elements collection
*/
RFuture>> entryRangeAsync(long startTimestamp, long endTimestamp);
/**
* Returns ordered entries of this time-series collection within timestamp range. Including boundary values.
*
* @param startTimestamp start timestamp
* @param endTimestamp end timestamp
* @param limit result size limit
* @return elements collection
*/
RFuture>> entryRangeAsync(long startTimestamp, long endTimestamp, int limit);
/**
* Returns entries of this time-series collection in reverse order within timestamp range. Including boundary values.
*
* @param startTimestamp - start timestamp
* @param endTimestamp - end timestamp
* @return elements collection
*/
RFuture>> entryRangeReversedAsync(long startTimestamp, long endTimestamp);
/**
* Returns entries of this time-series collection in reverse order within timestamp range. Including boundary values.
*
* @param startTimestamp start timestamp
* @param endTimestamp end timestamp
* @param limit result size limit
* @return elements collection
*/
RFuture>> entryRangeReversedAsync(long startTimestamp, long endTimestamp, int limit);
}