in.kncsolutions.dhelm.candlebasic.Doji Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of dhelm-candlebasic Show documentation

This library provides the necessary implementations to screen the following basic patterns: Long White Candle Long Black Candle White Candle Black Candle Short White Candle Short Black Candle White Marubozu Black Marubozu Closing White Marubozu Opening White Marubozu Closing Black Marubozu Opening Black Marubozu White Spinning Top Black Spinning Top Long Legged Doji Dragonfly Doji Grave stone Doji Doji Four price Doji Highwave

There is a newer version: 1.0.4

Show newest version

/**
 *Copyright 2017 Pallav Nandi Chaudhuri@Knc Solutions Private Limited

  *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 in.kncsolutions.dhelm.candlebasic;
 
 import java.util.*; 
 import in.kncsolutions.dhelm.exceptions.DataException;
 import in.kncsolutions.dhelm.mathcal.CandleFacts;
 /**
 *According to litarature a   Doji candle is a candle where opening and closing prices are equal.
 *However the rest of the definition is not clear. It is generally assumed that a candle is a simple
 *Doji candle if it is not a four price doji, long legged doji, gravestone doji or dragonfly doji.
 */
 public class Doji{
   private List Open=new ArrayList();
   private List High=new ArrayList();
   private List Low=new ArrayList();
   private List Close=new ArrayList();
   private int RefLength;
   private double Percentage;
   private boolean isDoji=false;
   private boolean isLong=false;
  /**
  *@param open : List of opening prices where first element is the latest data.
  *@param high : List of high prices where first element is the latest data.
  *@param low : List of low prices where first element is the latest data.
  *@param close : List of closing prices where first element is the latest data.
  *@param numLen : Number of previous periods w.r.t which it is to be found that if the latest candle is long or short.
  *@param percentage : The percentage by which if the latest candle is longer than the previous candles, it will be treated as a long candle, otherwise short. 
  *@throws DataException if sufficient data not available.
  */
   public Doji(List open,List high,List low,List close,int numLen,double percentage)throws DataException{
     Open.addAll(open);
	 High.addAll(high);
	 Low.addAll(low);
	 Close.addAll(close);
	 RefLength=numLen;
	 Percentage=percentage;
	  if(Open.size()avgCandleLength*Percentage/100){
	         isDoji=true;
			 isLong=true;
	       }
		   else{
		     isDoji=true;
			 isLong=false;
		   }
	    }
	  }
   }
   /**
   *@return true if the latest candle is a  Doji Candle
   */
   public boolean isDoji(){
   return isDoji;
   }
    /**
   *@return true if the latest candle is a  Long Doji Candle
   */
   public boolean isLongDoji(){
   return isLong;
   }
 }