com.ddfplus.messages.DdfMarketDepth Maven / Gradle / Ivy
/**
* Copyright (C) 2004 - 2015 by Barchart.com, Inc. All Rights Reserved.
*
* This software is the proprietary information of Barchart.com, Inc.
* Use is subject to license terms.
*/
package com.ddfplus.messages;
/**
* DDF Market Depth
*/
public interface DdfMarketDepth extends DdfMarketBase {
/**
* Gets the ask count.
*
* @return the number of ask entries in the book.
*/
int getAskCount();
/**
* Gets the bid count.
*
* @return the number of bid (offer) entries in the book.
*/
int getBidCount();
/**
* Returns the float[] array of ask prices. Note that this
* array always has a fixed length. Use the #getAskCount() method to
* determine which entries are valid.
*
* @return the indexed array of ask prices
*/
float[] getAskPrices();
/**
* Returns the int[] array of ask sizes. Note that this array
* always has a fixed length. Use the #getAskCount() method to determine
* which entries are valid.
*
* @return the indexed array of ask sizes
*/
int[] getAskSizes();
/**
* Returns the float[] array of bid prices. Note that this
* array always has a fixed length. Use the #getBidCount() method to
* determine which entries are valid.
*
* @return the indexed array of bid prices
*/
float[] getBidPrices();
/**
* Returns the int[] array of bid sizes. Note that this array
* always has a fixed length. Use the #getBidCount() method to determine
* which entries are valid.
*
* @return the indexed array of ask prices
*/
int[] getBidSizes();
}